EVACUATION APPARATUS

A device for mixing methyl methacrylate monomer and methyl methacrylate polymer to form bone cement in a hospital operating room includes a bowl-shaped container, a replaceable resilient plastic bowl-shaped liner which fits in the bowl-shaped container, a fluid passageway formed between the liner and...     

A two stage pumping unit for evacuating tubes, and in particular television ubes. A primary mechanical pump is air-cooled and is connected in series with an oil diffusion pump. The inlet for the stem of a tube to be evacuated has a sealing ring and between the sealing ring and the diffusion pump there...     

Appararus for handling fluent media such as an effluent tanker vehicle or mobile cesspit and gully emptier is provided with a rigid tank divided into two variable volume chambers by a flexible diaphragm enabling one chamber to be used for holding the media, giving a facility for emptying and filling...     

A method and apparatus for packing of bulk materials. The bulk material is measured in portions and dispensed into a fill pipe. Suction probes are provided for evacuating the entrapped gas from the bulk material while in the fill pipe. The fill pipe is then lowered against a stop to suddenly jar the...     

Air or other fluid is removed from a container by placing the mouth of the container inside a nozzle and having air or other fluid flow between the mouth of the container and the nozzle so as to extract the air of fluid from the container.

A coupling head suitable to be supported on a transporting means for coupling an object to be evacuated to a vacuum line. The coupling has a ball valve and a poppet valve for connecting and disconnecting the vacuum and gas pressure to the object. Leaks in the object can be detected by a sensing device...     

In order to evacuate a receptacle using a pumping arrangement composed of a backing pump connected to the receptacle and a fine or high vacuum pump connected to the receptacle via a cold trap, the receptacle is initially evacuated only by operation of the backing pump, the time taken to achieve a predetermined...     

A plastic evacuation tube for use with a standard dental and/or surgical vacuum system is disclosed. The tube is formed with an enlarged non-compressible bulb-shaped portion (bulb) intermediate its length. The operational end section of the tube is tapered from the bulb to a smaller diameter flexible...     

A subsea flowline connector for connecting a flowline through a port in a subsea atmospheric chamber vessel to a subsea christmas tree within the chamber including an actuator assembly within the chamber with at least one arm extending through the vessel adjacent the port, a carriage supported on the...     

A portable eduction unit includes a tank, a single first hose for extending into a source of solids and liquid, such hose being connected to the tank through a check valve which opens in response to a partial vacuum in the tank. A hose within the tank has one end supported by a float and communicates...     

A vacuum treatment unit for removing excess water from newly poured concrete. The unit comprises a vacuum pump connectable to at least two suction mats or the like via separate suction pipes. So that the pump will always obtain sufficient cooling, the suction pipes are readily disconnectably connected...     

An arrangement for conveyance of waste water or liquid by vacuum operation, including a vertically movable container in which the waste water is collected. By causing the weight of the liquid to surmount a spring force and a force originating from the vacuum in the pipeline system an inlet for the waste...     

A sensor syringe or hollow needle arrangement for the automatic withdrawal of a liquid sample from a liquid contained within a vessel. A duct is enclosed in a sheath or jacket-like manner by a light conductor possessing an inlet for an optical source and an outlet leading to an optical detector. During...     

An apparatus for increasing the solids to fluids ratio of a slurry is constructed from a chamber which has a substantially circular cross section with a high pressure slurry inlet mounted through said chamber wall with the axis of the inlet normal to a diameter of the chamber. A high pressure slurry...     

The invention herein consists of an apparatus and method whereby containers such as syrup cannisters can be depressurized for disassembly and cleaning after use. The invention includes a relief head having a circular array of depending resilient, projecting members which are positioned to contact the...     

A dosing appliance with a suction tube introduceable into a dosing-medium vessel is provided, and by way of this dosing-medium vessels of different shapes can be used. For this purpose, the dosing appliance has a supporting device which carries the dosing-medium vessel and is displaceable for the purpose...     

Vehicular tires, mounted on wheel rims, are more safely inflated in rugged box enclosing entire tire-and-wheel-rim assembly, using inflating line that penetrates through wall of box, with pressure gauge visible from outside of box. Interlocks can be provided to help assure that box must be closed before...     

Apparatus for not only removing fluids from a slurry system but also for injecting fluid into the slurry system so that the concentration can be positively maintained. The apparatus provides for a uniform dilution of slurry so that the fluids will not segregate the slurry causing portions to have low...     

An oil sampling system for collecting an oil sample from a receptacle is disclosed. The system includes a head having a vertically disposed central bore. A collection bottle is sealingly attached to the bottom of the head in fluid communication with the central bore. A flexible tube extends from the...     

Described is an apparatus for removal of liquid from a waste burial container holding a slurry of waste material. Constructed inside the container are multiple layers of porous plastic pipe having pores of predetermined size and having the pipe extend radially from a central hub. The porous plastic pipe...     

A suction pump which includes a valving member including a one way check valve, a cylinder and sliding cup seal connected to said check valve so that a negative pressure can be developed by the pump. The valving member includes a valving seat, a valving ball, and a plurality of biasing leaflets. The...     

A system for dispensing liquid chemicals, such as photoresist, from containers which includes a valve to govern the flow from the containers, a reservoir to intermediately hold the chemicals prior to pumping, and a level detector to monitor the liquid in the reservoir and to control the valve, and an...     

The present invention relates to a bag filler apparatus (20) for filling bags (105) with a powdered product, the bags (105) commonly having side walls interconnecting an open top portion and a closed bottom portion. The bag filler apparatus (20) includes a support framework (78) supporting a surge hopper...     

An evacuating pump has a hollow cylindrical body, a cap at one end of the body, and a nozzle at the opposite end. A plunger disposed within the body has a piston attached to an inner end of a reciprocating rod, while the outer end of the rod extends through a bore provided in the cap. When the plunger...     

A viewer for optically inspecting the interior ear cavity having a tubular body with a passage having an open end adapted to be inserted into the ear cavity and a lens in optical alignment with the passage. A light mounted on the viewer operates to illuminate the passage and interior cavity adjacent...     

A method and apparatus for recovering viscous fluid such as asphalt, which utilizes an elongated insulated buoyant housing with an elongated heating element disposed therein. The heating element extends through the elongated housing and out at an open end thereof to heat the viscous fluid. A pump located...     

An improved combined washer and aspirator device comprises improved tips, tip seals, reaction well seals and a frame. The improved device reduces the amount of manual dexterity required of a laboratory technologist to wash beads in reaction wells used in diagnostic immunoassays.

A filling device for sterile filling of containers. A flexible temporary storage container is placed in a dosage chamber and exposed to external over-pressure and under-pressure, respectively. The filling goods is sucked into the temporary storage container and pressed out to the final storage container....     

A waste cylinder rupture vessel for release and recontainerization of toxic contents of compressed gas cylinders comprises an enclosed chamber which accommodates a plurality of bearing surfaces for supporting and positioning a target cylinder thereon. A puncture spike disposed within the chamber is adapted...     

An ejector device consists of a number of ejector units each of which includes a suction chamber. The individual units are positioned in a common housing. For making the ejector the housing is produced and the suction chambers are produced therein. These latter are four sided recesses. The holes are...     

An implantable medication infusion device (10) includes a pump (34) that provides medication at below atmospheric pressure from a reservoir (32) to a catheter (12) in response to a controller (44). The infusion device (10) includes a septum fitting (14) having a septum (66) and a poppet (84) that is...     

A system for the emptying, replenishing and testing of oil maintained within an oil reservoir of a crank case of a compressor unit having an external casing for purposes of housing the compressor motor wherein the interior of the casing is maintained under a positive pressure due to refrigerant entering...     

The evacuating apparatus is used to evacuate a bottle which is fitted with a sealing cap which has a cap bore that accommodates a displaceable plug. The apparatus comprises a platform on which to stand the bottle, and a plunger directed towards the platform. An actuating arrangement operated by a manually...     

The riser is used for the substantially foamfree drawing of gaseous liquids, preferably liquids containing carbon dioxide, or gasfree liquids from gas-pressurized receptacles. The riser is equipped with an entry chamber, a downstream reduction chamber connected to it and a reduction pin movable in both...     

The invention provides a fume extractor device for attachment adjacent a filling orifice of a container, which device comprises a hollow collar having inner and outer walls connected to one another, an outlet in the outer wall which is connectable to a fume removal system, and at least one opening in...     

An electron tube evacuating system includes a manifold section having an evacuation chamber. A tube mounting section has a plurality of evacuation apertures in communication with the evacuation chamber. A plurality of tube mounting members individually hermetically mount tubes to be evacuated onto the...     

Method and apparatus for changing oil in an internal combustion engine pierces an outer wall of an old oil filter containing old motor oil to form an opening in a lower portion of the filter wall. Old motor oil is drawn from the pierced oil filter into a container by suction through the filter wall opening...     

A storage tank system for storing fluids in an environmentally safe container which includes a rigid external primary tank having a flexible protective secondary inner tank positioned within the tank and drawn, by negative pressure, into contact with the internal walls of the rigid external tank. A continuous...     

A device for automatically replenishing and exchanging hydraulic fluid in the hydraulic system (such as that of a fastener placing tool 31) has a lower reservoir (29) for holding new hydraulic fluid (39) and an upper reservoir (28) for receiving old hydraulic fluid. The device connects with the system...     

A vacuum manifold for solid phase extraction of a plurality of liquid samples from reagent tubes removably connected by valves to a vacuum chamber through a removable vacuum tight cover closing. A plurality of parallel flow paths are provided through the cover for the flow of liquid samples into the...     

A filling device for sterile filling of containers. A flexible temporary storage container is placed in a dosage chamber and exposed to external over-pressure and under-pressure, respectively. The filling goods is sucked into the temporary storage container and pressed out to the final storage container....     

An apparatus for transferring powder from a bulk supply to a container comprising a first conduit extending from the bulk supply to the container, an inflatable annulus made preferably from natural rubber, secured towards the end of the conduit and adapted to enter into air-tight engagement with the...     

An electric waterbed pump is presented comprising an electric pump having outlet and inlet tubes, a cord for attaching the pump to electricity, and a stabilizing base capable of holding the apparatus in an essentially upright position as the waterbed deflates. The pump is especially adapted to drain...     

A method and apparatus is provided for turning a seat cover inside out. A pressure vessel (12) is fitted with a vacuum pump (16). The pressure vessel (12) is also provided with an inlet (20) which is fitted with a butterfly valve (22). The valve (22) is opened and closed by a pneumatic cylinder (39)....     

A control system controls an amount of liquid filled into a container such as a bottle, a can or the like to be a predetermined amount in a precise and reliable manner. Liquid to be filled into the container is fed through a filling nozzle approximately up to a level somewhat higher than a predetermined...     

A device is disclosed for controlling the flow of refrigerant into a system and for controlling the application of a vacuum to evacuate the system via the same device prior to charging. The device is configured for controlling flow at the charging port to avoid loss of refrigerant from connecting lines....     

A tank drain apparatus comprising an annular seal member (56) mounted on a tube (55) in turn mounted on a transparent drain hose (72), a sleeve (67) connecting tube (55) and hose (72) together, a portable ground stand assembly (15), and a unique leverage mechanism (10) operatively connecting sleeve (67)...     

In a system for discharging particulate material from a reactor, the material is conveyed pneumatically from a drain zone of the reactor via a first vacuum line to a gas/solids separator and solids we fed from the separator to a receiving vessel via a gas-tight line and an inlet port provided on a cover...     

An apparatus for transferring toxic waste liquid directly into a 55 gallon waste drum includes a mobile drum cradle that lifts the drum so it can be moved to a container presently holding the toxic liquid. A vacuum is produced in a transfer reservoir, and an inlet valve of the tank is opened and a dump...     

A cleaning apparatus and method for removal and replacement of the liquid in an automotive cooling system by use of a pumping device and by access to liquid in the automotive cooling system through the neck opening of the radiator of the automotive cooling system. The prior art requirement of introduction...     

A tank oil drain device comprises a drain receptacle associated with the tank, the receptacle defining a bore having a mouth opening to the tank exterior, the receptacle having a first port communicating between the tank interior and the bore; a plunger received in the bore, and a spring urging the plunger...     

Chemical dispensing apparatus for emptying and rinsing containers of chemicals, with dilution of chemical. The apparatus includes a chamber in which the container can be enclosed and supported, draining means provided at a lower portion of said chamber and a hollow perforated wash pipe mounted on the...     

A vacuum storage device comprises a closed vessel for storing food with an air exhaust port provided with a check valve, and a pressure reducing device for drawing out air in the closed vessel with a suction port, either of the closed vessel or the pressure reducing device being provided with structure...     

A cleaner for a filler which includes a plurality of cylinders arranged in a circle and rotated with a nozzle associated with each cylinder wherein an upper seal encircles and rotates with the cylinders, a vacuum manifold having a cavity is fixed against rotation, a seal plate attached to the top of...     

A container capable of being evacuated by a pump which is removably and sealably attached thereto comprises a cover having a removable valve mounted therein and a container body which is adapted to receive the cover. A compressible indication member is positioned between the periphery of the cover and...     

A chlorofluorocarbon recovery device including a compressor, condenser and gas recovery container which are sequentially linked by ducts for recovering and recycling chlorofluorocarbon in the refrigerants which were conventionally dissipated in the atmosphere and ignored at the time of repair or destruction...     

A brake filling apparatus uses nitrogen or dry air as a desiccant to assure freedom from moisture in brake fluid supplied from a supply tank as well as at the filling location. A main fluid tank has a vacuum over the fluid to deaerate the fluid and has a pump submerged in the fluid to deliver fluid to...     

The filling of a rotatable shaft/thrust plate combination is disposed within a sleeve to form a first clearance space between the shaft and the sleeve and a second clearance space between the thrust plate and the sleeve. The external faces of the thrust plate are exposed to air. The clearance spaces...     

A liquid level valve control system includes pressure responsive means compring a first chamber containing a first diaphragm having a port for applying pressure; bleed means enabling air to pass this diaphragm; and passageway means enabling air then to pass into a further chamber also containing a diaphragm...     

A liquid drain trap device of negative-pressure relay type, which comprises a vertically-elongated hollow container, a liquid drain pipe connected to the side wall of the container and negative-pressure suction device provided in an upper side of the container so as to maintain the interior of the container...     

A radiator flush/fill apparatus and process employing a flushing apparatus having a modified radiator cap, a pumping device and an automobile radiator containing a liquid, wherein the flushing apparatus comprises a modified radiator cap having an elongated hollow tubular member forming an elongated open...     

A device for emptying pressurized liquid-containing aerosol cans. A closed storage drum has an aerosol can-containing chamber held adjacently to it. An aerosol can may be placed in the chamber, the chamber closed and a piercing pin passed through a low point of the aerosol can. The contents pass outwardly...     

Apparatus for evacuating and sealing containers of perishable food or other substances includes a rigid lid for fitting onto the container and a resilientt valve which is situated over a small passage in the lid. The valve has a hollow interior region which is open at the underside of the member and...     

The invention is a mechanism for removing a liquid such as oil or transmission fluid from an enclosed cavity of a motor vehicle. The invention includes a tube slidable through the sealing plug of the compartment and a flexible bladder into which one end of the tube can be fit. A shut-off valve in the...     

Disclosed is a paint bucket (11) lined with a disposable plastic bag type liner (15). Combination bucket and liner (10) includes an air evacuation or extraction provision to "suck" liner (15) firmly against the interior of bucket (11). The individual liners (15) are initially held in bucket (11) using...     

An accessory for inflating and deflating inflatable articles comprises a conduit 13, an intake 17, an outtake 19 and an injector 35. In use, conduit 13 functions as a venturi tube for rapid inflation and deflation of inflatable articles, preferably, articles having a large, low pressure air volume. For...     

A puncturing device for relieving the pressure in pressurized containers and allowing the collection of the released gases and residual contents by providing a generally bottle-shaped housing member for receiving a pressurized container in an inverted position, the housing being adapted at its lower...     

A multi-stage, batch or continuous, manual or automated process and apparatus for safely depressurizing, de-capping (decrimping plus pulling caps), and recycling aerosol cans, propellants, solvents, chemicals, dip tubes, and can tops. The apparatus includes a synchronized sorting and loading unit for...     

An automatic compactor-crusher for processing spent aerosol spray cans safely depressurizes, evacuates, and crushes cans for subsequent environmentally sound disposal and/or recycling. Fluid residue is safely captured within a reservoir. A vertically upright, supporting frame secured to a floor in the...     

A suction drainage control system wherein waste-treating material is released into a sealed chamber. The chamber comprises of a cover with a flexible liner sealed to and suspended therefrom. A normally closed reservoir is provided on an underside of the cover for storing the waste-treating material therewithin...     

A waste cylinder rupture vessel for release and recontainerization of toxic contents of compressed gas cylinders is defined by an enclosed chamber which accommodates a plurality of bearing surfaces for supporting and positioning a target cylinder thereon. A puncture spike disposed within the chamber...     

A self-contained, portable, closed, chemical transfer system is described. The system includes a support frame, a container, a vacuum pump, a leveling means for the container, a valved inlet line, and a valved outlet line. The leveling means allows for use of the portable, self-contained system on various...     

A container having a contractible body for storing a liquid is provided with a nonreturn valve in a neck outlet to permit dispensing of the liquid from the container while preventing external air or liquid from flowing into the container in order to preserve the freshness of any residual liquid. The...     

A bottle cap assembly it is described which includes a hollow cylindrical body adapted to be fastened to the neck of a soda water bottle to seal the top opening thereof, a valve seat having valves to seal an outlet hole on the hollow cylindrical body, a division plate to hold said valve seat in place,...     

A device is provided for attachment to a pressure tank car for use for the removal of the contents of the tank car in the situation when the tank car is damaged or overturned, said device comprising a metallic tubular assembly attached to a valve on the tank car said tubular assembly containing a relatively...     

A waterbed mattress has a watertight envelope having a top, a bottom and sides. The envelope defines a cavity for water. First and second valves are disposed in the envelope to selectively allow fluid communication between the cavity and the exterior of the envelope. The second valve is spaced from the...     

The invention is a mobile apparatus for transporting a liquid. The apparatus includes a wheeled frame and a pump, with a suction and a discharge port, that is supported by that frame. A liquid storage container is supported upon the wheeled frame. A fitting secured to the liquid storage container includes...     

A vacuum fill system for deaerating flowable materials includes a hollow, cylindrical container connected to a plurality of valves, slide gate valves and a vacuum pump for creating a vacuum when filled with flowable materials that causes the flowable materials to deaerate and subsequently compact when...     

A suction drainage control system that reduces an operator's exposure to infectious waste by permitting waste-treating material to be dispersed into a sealed chamber in which the infectious waste is contained. The sealed chamber includes a cover with a flexible liner sealed to and suspended therefrom....     

A vacuum fill system for continuously deaerating and compacting flowable materials for transportation and storage in containers includes a first rotatable chamber valve for receiving the flowable materials. Attached to the rotatable chamber valve is a fixed position chamber connected to a vacuum source...     

A container and a method of storing semiconductor wafers, wherein a closed container has sealed top and bottom portions of molded plastic material and uniquely adapted for storing semiconductor wafers, the container having, in one of its parts, a gas receiving stem and valve for removing a portion of...     

An apparatus for withdrawing the fuel form the fuel tank of a liquid fuel powered vehicle and discharging the fuel into bulk storage tanks includes a pump that is selectively actuatable for pumping liquid fuel and having an inlet that is connected with a hose having a portion of sufficient length and...     

An assembly for transferring liquids of varying viscosities ranging from that of water to that of oils or greases utilizes a source of compressed air passed through or past a venturi nozzle to create, respectively, a negative or positive pressure in a transfer container. The container is preferably,...     

A puncturing device (10) for pressurized containers (12) comprises an elongated housing member (16) defining an elongated cavity (24) with openings (26, 28) at first and second ends (30, 32) thereof for receiving an inverted pressurized container at the first end, the housing member including a selective...     

Disclosed is a device for removing gases and liquid from containers. The ice punctures the bottom of a container for purposes of exhausting gases and liquid from the container without their escaping into the atmosphere. The device includes an inner cup or cylinder having a top portion with an open end...     

A fluid exchange apparatus for the transfer of fluids from a first containment area to a second containment area, including a total fluid reconciliation process, whereby the same amount of fluid transferred from the first containment area to the second containment area is replenished into the first containment...     

An apparatus for unloading fluid, preferably pressurized gas, from containers in a controlled manner that protects the immediate area from exposure to the container contents. The device consists of an unloading housing, which is enclosed within at least one protective structure, for receiving the dispensed...     

The present invention is a vacuum fill system for deaerating flowable materials for storage in a container. The vacuum fill system in general has a hollow, cylindrical container connected to a plurality of valves, slide gate valves and a vacuum pump in order to create a vacuum when filled with flowable...     

This invention relates to an improvement in an evacuating apparatus attached to an air cleaner such as of an internal combustion engine as in connection with a farm tractor or an industrial engine operating in a dust laden environment where the contaminants drawn into the air cleaner are evacuated by...     

A full sack compressor for deaerating flowable material includes a hollow, rectangular chamber connected to a vacuum pump for establishing a vacuum when filled with flowable material, causing the flowable material to deaerate and subsequently compact when atmospheric pressure is restored.

A multi-stage, batch or continuous, manual or automated process and apparatus for safely depressurizing, de-capping (decrimping plus pulling caps), and recycling aerosol cans, propellants, solvents, chemicals, dip tubes, and can tops. The apparatus includes a synchronized sorting and loading unit for...     

The invention disclosed herein relates to an apparatus for being detachably connected to a chemical or refrigeration system for selectively receiving and dispensing a gaseous refrigerant or chemical from and to that system, respectively, including a vessel having a chamber capable of maintaining a pressurized...     

A vacuum assisted system for loading a liquid product containing vapor into a tank comprising apparatus for loading the liquid product under pressure into the tank, and a system for disposing of vapor recovered from the tank during loading. The system also includes conduit for interconnecting the tank...     

A waterbed structure including a frame with a horizontal rectangular mattress-supporting platform and vertical retaining boards about the perimeter of the platform; a water-filled mattress of soft flexible sheet material having a horizontal bottom wall supported atop the platform, vertical side walls...     

An apparatus for transferring powder from a bulk supply to a container comprising a first conduit 4 extending from a bulk supply 2 to the container 25, a second conduit 8 enabling the introduction of a purge gas into the container, a third conduit 28 enabling displaced gas to discharge from the container,...     

Fluid changing in an automatic transmission by opening the cooler line and draining used fluid, at the flow of normal circulation, out of the cooler line from the transmission into a drain receptacle for receiving used fluid and simultaneously supplying fresh fluid, from a pressurized supply receptacle,...     

A system for recovering propellant from aerosol cans and other sources having a gaseous propellant therein, which system constitutes a separation tank in which the propellant is separated from the product it was to deliver, a compressor to both compress the propellant and introduce it into a heat exchanger...     

A bottle capping and pressurizing device for capping and pressurizing a bottle containing an effervescent beverage, the bottle capping and pressurizing device including a housing member, the housing member substantially enclosing a chamber, a piston slidably within the chamber, an attachment apparatus...     

A filling plant for filling bags with hazardous bulk or fluid media is designed to ensure that the medium to be filled is proportioned and packaged under clean room conditions in a bag filling plant at the outlet of a production plant for the hazardous medium. The outlet opening of the production plant...     

A waste cylinder rupture vessel for release and recontainerization of toxic contents of compressed gas cylinders is defined by an enclosed chamber which accommodates a plurality of bearing surfaces for supporting and positioning a target cylinder thereon. A puncture spike disposed within the chamber...