COMBINED OR CONVERTIBLE

Send this to a friend
385.1
This subclass is indented under the class definition.  Apparatus in combination with features other than flow or residue conducting or handling structure, media retaining or access structure, heating or cooling means, or insulation separating structure and not provided for above; or having means or parts capable of structural rearrangement or modification to selectively provide either a separating organization having some other mode of operation or a device of some other description.
(1) Note. Examples of patents classified under this definition include those claiming a separator combined with a shield to prevent rain from entering the gas inlet, or with a protective shield to prevent damage to the separator or casing or with a showcase.


 
Showing: 1-100 of 464
1
|
2
|
3
|
4
|
5
   
   
  Jump to Page:
Keywords to Highlight:
 
Patent Number
Title
  Date
3936952 Apparatus for freeze-drying Feb-10-1976
A freeze-dryer, especially for comestibles such as coffee extract, is connected to a condenser with a dust separator interposed therebetween. The discharge opening of the dust separator communicates with an after-drying device with its own discharge arrangement for the freeze-dried dust. The vapor produced...     
3939881 Apparatus for controlling dust emissions Feb-24-1976
Apparatus for precipitating dust from a region surrounding an area from which dust emanates. The apparatus includes a fluid supply conduit for carrying water under pressure to the region adjacent the dust, area, a proportioning pump for injecting a preselected quantity of a surfactant into the water,...     
3946748 Tobacco filter for smoking articles Mar-30-1976
A tobacco filter for smoking articles includes a holder having a tubular configuration and a filter medium disposed within the holder. The filter medium comprises a 2 .times. 2 twill woven double napped cotton fabric which has been treated with a sodium chloride solution containing sodium silico aluminate,...     
3960323 Powder spray system Jun-1-1976
A coating apparatus with a powder supply system for use in a device for electrostatically spraying powder material onto the surface of an article or substrate to be coated. The system includes a powder reclaiming and recycling system which pneumatically retrieves the unused powder from the spray booths...     
3984289 Coke quencher car apparatus Oct-5-1976
A coke quencher car apparatus comprises a receptacle that is similar to a standard quencher car, but having one internal baffle forming coke compartments, and a frame at each end thereof on which is supported metal curtain material. Each curtain is stretchable to cover one of the coke compartments during...     
3988134 Dental office system Oct-26-1976
A dental office system including apparatus particularly adapted to high speed dental equipment. An aspirator operating valve having a coil spring trap catches inlays and crowns and other large pieces while permitting amalgum and other small pieces to pass without clogging the trap. A vacuum/venturi line...     
4012867 Growth of plants Mar-22-1977
A greenhouse cloche etc comprising an outer light transmitting wall relatively impermeable to carbon dioxide and an inner light transmitting wall relatively permeable to carbon dioxide and gas admitting means for introducing carbon dioxide gas into the space between the inner and outer walls.
4015114 Lighting fitting Mar-29-1977
In a lighting fitting having a closed construction wherein the inner spaces of the various parts communicated with each other said inner spaces are connected to the surrounding space through a filter containing filter elements retaining dust and other particles and filter elements adsorbing gases.
4015751 Quick change fluidizing outlet assembly Apr-5-1977
A fluidizing assembly is provided having a readily removable and replaceable filter assembly. The filter assembly comprises a supporting grid member, a filter member and an open frame member upon which may be mounted a seal member. The fluidizing outlet assembly comprises an outlet body having a lower...     
4026688 Exhaust vent filter May-31-1977
A stack of filters mounted on a relief vent mounted in a retaining collar, the retaining collar mounted in a hood on a stack pipe attached to an exhaust vent in order to filter the exhaust gases entering the atmosphere.
4052178 Compressed air filter assembly Oct-4-1977
An assembly connectable between a compressor and reservoir, having a filter unit capable of centrifugally cooling and separating condensed moisture and other contaminants from compressed air and discharging clean air in saturated condition at the outlet temperature and pressure, the unit being connected...     
4057406 Apparatus for removing gas filter Nov-8-1977
A stand provided with a bag positioned over an opening to remove filter.
4058147 Flammable vapor recovery system Nov-15-1977
A vapor recovery system in which gasoline vapors or other flammable vapors are withdrawn from the vicinity of a like, and are disposed of by combustion in a burner system, preferably consisting of two burners selectively usable for burning vapor-air mixtures of different B.T.U. contents. The vapors may...     
4079483 Cleaning of textile carding machines Mar-21-1978
An air circulating system individual to a card machine is provided for use with a manifold apparatus for pneumatically cleaning about the carding machine.
4092136 Air filtering system May-30-1978
An air filtering system includes a motor driven exhaust fan operable to draw air through a filter for particulate spray material, support means for supporting a dispenser adapted under operator control to dispense particulate spray material into the air and means responsive to operator removal and return...     
4095419 Thermal power plant Jun-20-1978
A thermal power plant comprises a thermal prime mover and a supercharged gas generator for generating producer gas from coal which, following separation of fly ash and sulphur, serves as fuel for the power plant. A charging group for the gas generator consists of coupled air compressor and gas turbine...     
4103590 Filter for a servomotor Aug-1-1978
A filter and boot combination through which air is supplied to a pneumatically operated servomotor. The boot has a cylindrical body which is fixed to the servomotor housing and an end closure which surrounds an input push rod. The boot has a first series of openings in the end closure and a second series...     
4109144 Dust collection and illumination system Aug-22-1978
An improved dust collection and illumination system is utilized in association with a plurality of work areas at which dust particles are formed during work operations. A combination lamp and dust collector is mounted on a workbench at each of the work areas and is connected with an exhaust manifold...     
4113000 Self-cleaning ejector-filter Sep-12-1978
A combination device permitting filtering of an air-sand mixture or an air-metal liquid mixture at the moment of filling a foundry mold, as well as ejection of the molded part, wherein a filtering element, composed of a spiral spring with spaces between its turns, is mounted and centered in the mold....     
4124361 Sealing device for filter cells Nov-7-1978
A sealing device for a plurality of flow-through filter cells in a filter cell housing including a longitudinally extending toggle joint support member extending through opposed side walls of the housing and a plurality of toggle joints mounted at the knees onto the toggle joint support member, the toggle...     
4131441 Multi-size rain hood Dec-26-1978
A rain hood for the air intake system of an internal combustion engine includes a body and a cover. The body includes a tubular portion which is received within the open end of an air intake tube and an outwardly flared conical portion which extends from the tubular portion and is provided with a lattice-work...     
4136688 Protective devices Jan-30-1979
A respirator is sealed at its sides to the face of a wearer by seals or air flow restricting members comprising a multiplicity of bristles. The length of the bristles is chosen so that they are deflected to lie at their free ends against the wearer's face. The length resilience and packing density of...     
4148619 Flask and mechanical aerator Apr-10-1979
An aerator for use in the neck of a flask for increasing the flow of gas from the exterior to the interior of the flask. The aerator has a gas-impervious exterior wall a plurality of gas moving members are positioned within the wall and tend to urge gas through the aerator.
4148849 Air purifying and moistening apparatus Apr-10-1979
An air purifying and moistening apparatus having a frame or housing, one or more lamps and at least one absorbent lamp shade. The shade is in communication with a water supply vessel and draws up water by capillary action, which is evaporated from the surface of said lamp shade. The water vessel is detachable...     
4171722 Heat recovery system Oct-23-1979
A heat recovery device for recovering waste heat from a hot gas that carries solid and precipitable contaminants of the type given off from the grill area of a fast food restaurant in which a heat exchanger is provided through which these gases are directed for heat exchange with a gas to be heated such...     
4177048 Bearing breather desiccant device Dec-4-1979
A desiccant device for preventing rotor bearings from rusting during nonuse is described which removes moisture from the air supplied to such bearings. The air supplied to the bearings is first transmitted through the desiccant device by connecting such device to the lubrication fittings of such bearings....     
4191543 Sterile air recycling apparatus Mar-4-1980
A sterile air recycling module is mounted to a wall of a room and includes a housing having an outlet for discharging sterile or clean air into the room, opposed grilled inlets for controlling the volume of air drawn into the interior of the housing from the room, and an inlet for fresh air or plant...     
4196783 Device for boring Apr-8-1980
Boring apparatus comprising a tubular casing containing a cylindrical body adapted for being driven by a boring rod and a filter body adjacent the cylindrical body. A boring tool is mounted outside the tubular casing at the end of the filter body. The filter body has a cross-section of polygon shape...     
4201256 Sawdust collector May-6-1980
The invention presented herein is a suction device for removing particles from the cutting area of a cutting tool via a duct arrangement including a large particle separator, a blower, a cyclone separator, a bypass means whereby a portion of the outlet air of the cyclone separator is used as a medium...     
4213403 Incineration plant Jul-22-1980
The incineration plant is provided with at least one static mixer which is disposed in the combustion gas duct leading from the furnace to a gas purifier. The static mixer is constructed in various forms, each of which includes a plurality of guide elements for dividing the gas flow into a plurality...     
4217120 Air-oil separator for aircraft gearbox Aug-12-1980
In a gearbox for an aircraft, a multiple stage separator is attached to a gear journaled within the gearbox housing. An axial bore extends at least partially through the shaft supporting the gear and opens into a discharge chamber which communicates with an atmospheric vent. A first stage of the separator...     
4218963 Ventilating system for votive stands Aug-26-1980
A concealed ventilating system for votive stands constantly draws decor damaging candle emissions into the interior of the stand and through a filter box contained therein. Substantially clean air is exhausted at the bottom of the stand gently and silently. The system does not detract from the traditional...     
4248162 Table with electrostatic air purifier/cleaner Feb-3-1981
A table having a table top having a top surface. Grilles are provided in the table top and are in flow communication with an electrostatic precipitator for purifying the air. The electrostatic precipitator collects the smoke particles on a filter, the clean, filtered air being discharged at low velocity...     
4280491 Powered air respirator Jul-28-1981
A powered air respirator which provides hardhat (safety helmet), respiratory, eye and face protection and comprises a hardhat, a shell member spaced from and overlying the hardhat, air filtering means in the space between the shell member and the hardhat, a face shield assembly attached to and depending...     
4292060 Air-filter assembly Sep-29-1981
An air-filter assembly having a filter cap and a filter case, both being made of elastic material such as synthetic rubber and which are formed integrally with each other. The air filter assembly is provided at an air inlet pipe portion of a valve for use in an exhaust gas emission cleaning system.
4300928 Structure for supporting air filter Nov-17-1981
A structure for supporting an air filter on a carburetor, the air filter having a casing accommodating an air filtration element and a cap adapted to close the upper opening of the casing, the cap being adapted to be centered and fixed to the carburetor by a cooperation of a center bolt projecting upward...     
4311439 Compressed air system Jan-19-1982
An air compressor system of the type having fluid-treating components including a compressor and downstream coolers for hot fluids emanating from the compressor, characterized by a substantially airtight cabinet enclosing the fluid-treating components and including air outlets and an ambient air inlet,...     
4330306 Gas-liquid separator May-18-1982
A gas-liquid separator, especially for use with a submersible well pump, having a substantially conical-shaped mesh member in the path of flow of gas-laden liquid. The majority of the liquid flows through the mesh; gas bubbles are trapped by the mesh and are swept by the flow of the liquid to a location...     
4342897 Recovery type flux feeding assembly Aug-3-1982
A recovery type flux feeding assembly is disclosed. The assembly includes a virgin flux hopper and a waste flux hopper with a flux feed conduit connected to the bottom of the waste flux hopper. The hoppers are separated by a drop stop which selectively permits flux from the virgin flux hopper to enter...     
4348211 Gas generating system Sep-7-1982
A gas generating system utilizing cellulosic waste, such as sawdust and the like, of a low BTU rating, which is partially dried on the closed top of, and then fed to the bottom of a conical generator into which a limited air supply is delivered to the upper portion of the generator where a combustion...     
4358303 Rotating debris screen for alternator Nov-9-1982
An alternator filter arrangement which encorporates an alternator having a driven shaft passing through its housing which has an air intake therein and a non-magnetic filter screen mounted for rotation with the driven shaft with the filter screen being in close proximity to and substantially encompassing...     
4372253 Radiation boiler Feb-8-1983
An improvement in a radiation boiler for cooling a gas stream containing solid and molten particles wherein gas is introduced vertically via a gas feed at the top of a radiation boiler having a cooled gas outlet and a water bath disposed at the bottom thereof for removing the particles after they have...     
4419110 Gas filter container Dec-6-1983
A gas filter container for housing a filter capable of filtering gases containing toxic components. The container includes a flexible end wall adapted to be positioned against the body of the user and is secured by means of a series of straps, two of which are adapted to be attached to a harness structure,...     
4433985 Air scrubbing and purifying system Feb-28-1984
An air scrubbing and purifying system is provided for effecting removal of combustion products from contaminated air generated by a fire in progress in an enclosed room. The system comprises (a) electrically-powered intake fans for withdrawing contaminated air from the enclosed room, (b) air washing...     
4445910 Gas generating system and process May-1-1984
A gas generating system deriving useful BTU products from cellulosic waste material and comprising a conical shell to which the waste material is fed at the bottom and moved upwardly by an auger to permit the expanding walls of the cone to loosen the material by sintering action in the upper portion...     
4455814 Seed harvester Jun-26-1984
A seed harvester is provided for harvesting seeds from a standing crop without cutting the crop. The harvester is particularly designed for harvesting grass seed. The harvester includes a header assembly for stripping from the crop, and a seed separator for drawing the seeds from the header assembly...     
4465238 Filter for hot air nozzle Aug-14-1984
A filter for use inside tapered hot air nozzles positioned at spaced intervals along a feed line in a paint drying oven has an elongate cylindrical conduit formed of perforated stainless steel wrapped by stainless steel wire cloth having an absolute particle rating size of 80 microns. An open end of...     
4492569 Oven Jan-8-1985
An airtight oven comprises at least two doors and a filter arrangement, through which the air within the oven is circulated in a closed circuit by means of a circulator. This closed circuit optionally includes means for adjusting the temperature of the air. The filter arrangement comprises a frame loosely...     
4504289 Hygroscopic breather cap Mar-12-1985
The hygroscopic breather cap for a fluid such as a liquid petroleum tank in which air enters the bottom of an elongated cylinder, passes through a knitted fabric filter to remove dust particles, passes through a desiccant along the entire height of the cylinder to remove moisture, passes through a second...     
4534776 Air cleaner Aug-13-1985
Relatively dust-free air to cool electronic equipment, for example, is provided by apparatus which includes at least first and second rows of filamentary electrodes disposed in an air stream and aligned with its direction of flow. Alternate rows of electrodes are connected to respective electric potentials,...     
4576619 Dust recovery apparatus Mar-18-1986
Dust recovery apparatus is disclosed which recovers air-entrained dust in a high state of purity. The apparatus comprises a housing capable of sustaining at least slight positive pressure and suitable for accommodating powder processing machinery, an air supply system for passing air at a predetermined...     
4586941 Sewer odor adsorber May-6-1986
An adsorption apparatus, containing activated carbon, which fits into standard manholes of various sizes and allows sewer gases driven by a positive pressure to vent through the activated carbon, is described. The odor associated with the sewer gas is reduced or eliminated by the activated carbon contained...     
4589476 Air ventilation and filtration apparatus May-20-1986
Apparatus for exchanging air within an enclosure with outside air while subjecting air within the enclosure to gas filtration and/or electronic air cleaning. The apparatus includes a two-position valve to provide an intake cycle and an exhaust cycle; during both cycles the air treatment means is operative...     
4617033 Arc welding filter Oct-14-1986
A device intended to remove pollutants from the gases surrounding an arc welding operation comprising principally a blower adapted to draw the gases away from the welding operation. The gases are drawn into an inlet located near the work area through a hose having coils adapted to absorb heat from the...     
4620869 Clean room head assembly Nov-4-1986
A vertical-flow air diffuser plenum assembly wherein a generally rectangular hood is formed of a single piece of sheet material in a generally pyramidal rectangular shape and a HEPA filter is mounted beneath the hood in a filter housing in airtight relationship with the hood. The hood has a plurality...     
4624690 Apparatus for removing particulates Nov-25-1986
An apparatus for removing particulates from objects comprises a cleaning chamber which is open on at least one side to receive the object, a curtain of air which covers the opening to the cleaning chamber, and two converging air streams within the cleaning chamber, which converging air streams create...     
4626266 Carburetor chamber cover device Dec-2-1986
A carburetor chamber cover device for covering a carburetor chamber of a portable power-driven machine such as a chain saw. The carburetor chamber accommodates an air cleaner and a carburetor for supplying air-fuel mixture to an internal combustion engine. The cover device comprises a cover adapted to...     
4633349 Disk drive air filter assembly Dec-30-1986
A cartridge filter for an enclosed magnetic disk drive is disclosed which includes a dual media drum type filter element in a recirculating filter assembly that surrounds the breather filter and delivers air from the periphery of the disk stack to the axial entry of the ventilated disk spindle assembly....     
4666479 Semiconductor wafer container May-19-1987
This invention relates to a semiconductor wafer container having an air filter for removing fine particles from air, which serves to allow air to pass through a body of the container. This causes atmospheric pressure within and without the container body to be substantially identical to each other whereby...     
4668484 Transport containers for semiconductor wafers May-26-1987
An improved transport container for semiconductor wafers includes chamber structure of sheet material with structure in the chamber for supporting the semiconductor wafers. The chamber includes a first access door portion through which the semiconductor wafers may be introduced into and removed from...     
4671805 Method for airport fog precipitation Jun-9-1987
Atmospheric occurrences that decrease visibility, particularly fog, smoke, smog and the like, are cleared at sites such as airports by an array of EGD spray units emitting submicron size charged water droplets to attach to airborne particulates and electrostatically precipitate those to ground. Independent...     
4681178 Vehicular air intake scoop Jul-21-1987
An air scoop is shown for use in combination with a vehicle having an engine air intake port located in a side panel of a body panel of the vehicle; the scoop has a forward inlet and a rearward discharge end; the scoop extends outwardly beyond the normal contour of the vehicular body so that the inlet...     
4689057 Chemical drum dehumidifying breather Aug-25-1987
A drum dehumidifying breather for a liquid chemical container including a desiccant cannister having a top wall, a cylindrical transparent side wall, and a removable bottom wall; the cannister containing a desiccant material; the cylindrical side wall having air breather holes located above the top level...     
4761166 Compressor system Aug-2-1988
A compressor system arrangement of the type arranged to compress a liquid gas/mixture and discharge same into a separator vessel where the compressed gas is separated from the liquid and passed to a clean compressed gas outlet. To make such compressor systems competitive with other gas compressors it...     
4769958 Clean-room suspended ceiling Sep-13-1988
A suspended ceiling system for a clean room employing short cross runners connected to longer main runners. The connections serve to coax the cross runners against the main runners to keep the system intact and air tight. The grid of cross and main runners creates rectangular areas between them into...     
4770679 Dust filter for toilet tissue Sep-13-1988
A filter assembly for use in combination with a toilet tissue dispenser includes a housing in which a roll of toilet tissue is mounted. A motor driven blower is positioned in the housing and serves to remove dust and loose fibers by directing a flow of air over the tissue roll. A removable filter captures...     
4776262 Filtered insulation baffle Oct-11-1988
Filtered insulation baffle that serves as a barrier against insects and other pests entering an attic space of a building while allowing free air to flow into the attic through the baffle. A housing is formed with closed sides and open ends and sized to fit into the area between adjacent rafters of the...     
4784675 Cabinet controller Nov-15-1988
A controller is associated with a cabinet which contains apparatus and components for performing operations or conducting processes. Associated with the cabinet is a housing within which is contained an air filtration material. Air is admitted and propelled for flow through that material and delivery...     
4787924 Air cleaner Nov-29-1988
An air cleaner includes closure means comprised of a partition wall integrally formed on one side of a filter member, which closure means will selectively shut either a first air-intake port for sucking outside air into a filtration room or a second air-intake port to suck air into the filtration room...     
4790863 Air cleaner Dec-13-1988
An air cleaner comprising a thin lightweight fan module having at least one fan, at least one casing containing one fan therein and at least one housing containing one casing therein; a thin lightweight air filter module having an air filter; and an air flow moderator disposed between the fan module...     
4796795 Flux fume removal device Jan-10-1989
A flux fume removal device for series insertion in a vacuum line includes a housing which contains a duck bill valve to provide a pressure drop. After passing through the duck bill valve, the fumes then pass through a sponge which collects liquid flux.
4802900 Laboratory animal carrier filter bag Feb-7-1989
A filter bag enclosure for containing a laboratory animal and a carrier therefor during transportation is provided with lateral and top seals which prevent gaseous communication with the laboratory animal therewithin except through the filter medium which forms the lateral sides of the filter bag. In...     
4838908 Engine air intake screen assembly Jun-13-1989
An engine intake screen assembly is provided. A rotatable screen has a continuous peripheral skirt which telescopes with an upstanding housing ring-like flange so as to create a serpentine entry path for grass and other foreign matter trying to enter at the seam between the screen and the inlet. Entry...     
4840650 Ceiling fan filter Jun-20-1989
A ceiling fan filter comprising a housing having an air entrance and an air exit. Within the housing and intermediate the air entrance and exit is a filter medium sized to entrap airborne particles. A ceiling fan clip secures the filter to the leading edge portion of a fan blade, thereby filtering the...     
4867764 Convertible air cleaner fan Sep-19-1989
A convertible air cleaner comprising an elongated enclosure forming an internal cavity. A first opening is at one end of the enclosure and a second opening is at an opposed end of the enclosure and with the openings oriented substantially at 180.degree. from each other. A support structure holds the...     
4902320 Bottled water cooler air filter Feb-20-1990
A bottled water cooler has a bottle inverted into a cooling reservoir, and a double lipped gasket seals the bottle to the reservoir. Air is admitted, to permit water flow, through a conduit ending in a housing. The housing supports a removable, and replaceable, filter element carrying an extremely fine...     
4906261 Smoke evacuation system Mar-6-1990
A smoke evacuation system for use in surgical procedures in a surgical area is disclosed comprising a portable evacuation hood configured to be disposed proximate a surgical site for receiving gaseous by-products produced during the surgery. The evacuation hood contains a first filter disposed therein...     
4927439 Cooling tower overflow drain cap May-22-1990
A device for preventing condenser water carryover and makeup water spray from going down the overflow drain but permits overflowing condenser water to go down the overflow drain. The device is removably installed into the top of the overflow drain.
4961763 Indoor air purifier Oct-9-1990
An indoor air purifier has a container with a layer of soil supported above a lower air plenum. Room air is drawn downwardly through the layer of soil and discharged from the plenum back into the room. Contaminant gases in the air are adsorbed in the soil and metabolized by microorganisms, producing...     
4999037 Louver assembly Mar-12-1991
A louver assembly, which acts as a water-removing inertial separator, is located in the air intake of an enclosure maintained at negative pressure. The louver includes a number of spaced vanes, each formed without discontinuities by simple bending into a stair-step-like configuration when viewed end-on....     
5015277 Integrated media cartridge and filter May-14-1991
A cartridge or cassette of web-type media material for delivery to utilization apparatus, such as a photocopier system, incorporates a filter which is integrated into the cartridge for filtering or absorbing fumes or gasses generated by the processing of the media material. The filter is automatically...     
5064089 Vented hatch cover Nov-12-1991
A vented hatch cover for an enclosed vessel having a cover body sized to overlie and cover a hatch opening defined by an upstanding coaming. A pair of air passages are defined by the cover body and a pair of hoods connected thereto. The hoods define air inlet opening and a plenum which communicates with...     
5064456 Liquid vapor purging system Nov-12-1991
A self-contained liquid vapor purging system for use in such electromotive apparatus as integrated drive generators, or the like, which include a casing and a rotatable shaft extending into the casing. A charge pump circuit communicates with the casing for circulating liquid from the casing and charging...     
5069693 System for area pollution control Dec-3-1991
A system for collecting and purifying polluted air over a large geographic area where surface level water channels are used for rainfall drainage. The water channels are covered to render them air passages as well, and air jet engines draw the polluted air from the areas to a purifying station where...     
5080699 Filter apparatus Jan-14-1992
A filter apparatus for filtering chemical gases and odors from a fluid is disclosed. The filter apparatus includes a plurality of filter cartridges which each include a filter material, and a housing which fixes the filter cartridges relative to each other such that the filter cartridges form a W-shape...     
5094676 Filter/fan assembly Mar-10-1992
A filter and fan assembly utilizes a conventional ceiling fan having a motor and an upstanding tubular member above the motor which carries electrical wires to the motor. A collar concentrically positioned on the tubular member includes radially extending support members, each of which supports a radially...     
5112374 Hair dryer air filter May-12-1992
An air filter for a hand held hair dryer employing a stretchable filter material which covers the air inlets of the hair dryer. A circular seal is fixed to one end of the filter material and stretches around the air outlet nozzle of the hair dryer. A second circular seal is fixed to the other end of...     
5129928 Environment treatment Jul-14-1992
A system of localized low velocity laminar air flow in a recirculation path through filtering mechanisms for removing dust mites, waste and other particulate contaminants from the stream of air. That stream of air has a downwardly directed external portion in which a patient's head (particularly its...     
5141539 Smoke filtering apparatus Aug-25-1992
An apparatus to direct cigarette smoke and the like in an ambient environment relative to a filter housing includes a base, with the base mounting a support plate to an upper distal end of an adjustable tube adjustably mounted within the base. A filter housing is mounted to the plate to include a fan...     
5147429 Mobile airborne air cleaning station Sep-15-1992
The airborne air cleaning station features a dirigible supporting a gigantic collector hood exteriorly mounted thereto, and an enlarged housing having a plurality of different types of air cleaning devices contained therein. The collector hood funnels polluted ambient air into an air intake system that...     
5177962 External spark arrestor Jan-12-1993
An external spark arrestor assembly attached directly to the outer shell of a muffler of an internal combustion engine. The assembly includes a spark arresting screen disposed over the exhaust port of the muffler and forming a first exhaust-receiving conduit between the screen and the muffler; an outer...     
5216822 Blow dryer air filter Jun-8-1993
A filtering system for inhibiting the intake of clogging material into the air inlet of a portable blow dryer includes a filter and a fastener, such as straps, connected to the filter for positioning the filter over the air inlet of the blow dryer in a removable fashion. The straps can be elastic to...     
5219464 Clean air apparatus Jun-15-1993
A clean air apparatus comprises a body in which clean air is supplied, an I/O port having an opening for carrying a carrier housing objects to be treated in/out of the body, a door which opens/closes the opening, and dust preventing device for preventing dusts from entering the body from the outside...     
5230720 Air purifying side table Jul-27-1993
An air purifying apparatus presenting the appearance of a side table is constructed from a side table housing having a hollow interior compartment, an inlet port and an exhaust port. A filtration means is positioned within the hollow interior compartment between the inlet port and the exhaust port so...     
5269824 Air filtering device Dec-14-1993
A generally flat air filtering device for an optical disk drive is disclosed. As air is sucked into the disk drive via an inlet of a filter, a filter mat included in the filter removes dust and other impurities from the air. The purified air comes out of the outlet of a tube and then enters and cools...     
5275635 Coastal air wash system Jan-4-1994
A system for washing the air in a coastal environment in which a volume of air moves from a land mass to a water mass. The system includes a plurality of fountains 12 mounted offshore which spray a volume of water into the path of the air flow. Water is stored under pressure and selectively released...     
5305494 Airbrush vacuum system Apr-26-1994
An airbrush vacuum system for removing paint particulate from the air that results from an airbrush painting operation. The airbrush paint vacuum system includes a vacuum chamber designed to fit interiorally of the garment being painted. A vacuum source is connected to the vacuum chamber, and in operation,...     
5346518 Vapor drain system Sep-13-1994
During wafer fabrication, a transportable enclosure, such as a Standard Manufacturing InterFace (SMIF) pod encloses a nascent product, such as a semiconductor wafer, to protect the wafer against contamination during manufacture, storage or transportation. However chemical vapors emitted inside the pod...     
5353949 Vent filter assembly Oct-11-1994
A vent filter assembly may be disposed in a wall of a sealed waste container containing radioactive waste or the like and utilized for venting gases. The vent filter includes a housing coupled to the container. The housing includes a first opening communicating with an interior of the container and a...     
5380503 Stocker Jan-10-1995
A stocker for accommodating, storing or transporting articles in clean, contamination-free conditions for either a long time or temporarily. The stocker has a particle collector provided in a part thereof. The particle collector includes an irradiation source such as ultraviolet light source, and a photoelectron...     
Add to folder:
View Folders
Showing: 1-100 of 464
1
|
2
|
3
|
4
|
5
   
   
  Jump to Page: