MISCELLANEOUS

A conduit structure for use in an ice transport system consisting of a plurality of individual conduit members, the adjacent ends of which are interconnected by conduit couplings, the conduit structure being of the one-piece uniform cross-section construction and including an intermediate section and...     

Prefabricated rings comprising several arcuate sections and an expansion device are installed and frictionally retained in an inclined water conduit so as to dissipate the energy of the water descending therein, thereby slowing it to a velocity at which conduit wear and erosion and other harmful effects...     

A telescopic structure comprises an inner and an outer member telescopic relative to each other, and means for supporting and/or guiding one member relative to the other member, comprising a pair of wheels mounted on each member and positioned between the members, the wheels on one member bearing on...     

Flexible tubing, particularly suitable for irrigation purposes, consists of a plurality of superposed, elongated, flexible strips, heat sealed along their longitudinal edges and is substantially flat when empty. At least one of said strips is thermoplastic and at least one has a permeable, fibrous structure...     

A collapsible plastic tube comprising a laminate of an inner ply and an outer ply, the inner ply being a heat flowable nonoriented thermoplastic polymer and the outer ply being a heat flowable, oriented, shrunk thermoplastic polymer.

A stiffening device for filter hoses of square crosssection includes two substantially identically shaped wires or strips. Each wire or strip is bent along a single plane repeatedly substantially at right angles to each other to form a zig-zag configuration having alternate longitudinally and transversely...     

A hose has an extruded tube formed of a blend of polyethylene and butyl rubber, a braided external reinforcement layer and a film applied by coating to unify and give dimensional stability to the elements of the cover. The hose is used in LP gas installations due to the non-leaching and heat-resistant...     

There is disclosed a ferritic alloy having a high creep resistance particularly suitable for use in the castings, the welding material, and welds of the casings and conductors of apparatus operating at high temperatures, typically steam turbines operating at about 1050.degree.F. This alloy has between...     

A strong modular cylinder is made to a selected length by using rods through rings and spacers to tension the cylinder and helical truss rods to give further strength. The ring configuration provides a large open area which can be compartmented for adaptations such as of suction or vacuum boxes.

A protection cover for pipe bends produced from a plastic material by deep drawing into a shape which is similar to the shape which could be obtained if an integral and complete cover installed on a pipe bend had been cut along the interior generatrics line of the pipe bend and spread apart and opened...     

A cover for covering elbows or angles in tubular conduits formed in the shape of a convoluted sheet of material such as polyethelene, and shaped to form a first stable configuration state fitting part way around the object to be covered. Opposite ends of the cover are caused to encircle the selected...     

A heat recoverable closure article and a method for covering a conduit junction having at least three arms. The article comprises a radially heat-shrinkable tubular member, or a member in sheet form having its opposite edge regions held together to form the tubular member. The member includes a heat-shrinkable...     

Box for mounting diffusers, wherein the main body of the box is made of expanded plastic or other similar material, and wherein one or more connection elements are molded within the walls of the box to provide for connection of the box to a building structure and to a duct, and to reinforce the box.

A pipeline weight container comprising a self-supporting container having a hollow body with an open top. Hollow legs extending from the body, away from the open top. The legs are spaced and shaped (a) to be locatable and a close fit over a pipeline of predetermined diameter and (b) to be stackable with...     

A non-clogging regulator controls the rate of fluid flow from within a fluid conveying conduit regardless of pressure variations within the conduit and irrespective of the presence of particulate matter within the fluid.

A tubular sleeve for use in a headlight assembly and the like and the method of manufacturing it. A strip blank is punched out of metal sheets or coiled strips. The blank has a straight edge along the lengths thereof and an arcuate edge opposite to the straight edge symmetrical relative to a plane passing...     

A hose having a tube that is reinforced with at least two plies of a plurality of spiralled tubing, the tubing of the first ply oppositely spiralled from the tubing of the second ply.

An inlet pipe for use in a thermal reactor employed in an automotive vehicle engine or the like, which inlet pipe is provided with a flange portion having a plurality of cut-out portions or notches formed at regular intervals on the outer periphery of the flange portion for decreasing the area which...     

An intake air system for an internal combustion engine having an upright stack mounted on vehicle structure, as a hood, with a stack connecting assembly mount structure having a first plate secured to the stack and a second plate accommodates nut and bolt assemblies to secure the stack to the vehicle...     

A heat recoverable article for shielding junctions in cables or conduits comprising a corrugated sheath in part capable of radial deformation disposed within a member of heat-recoverable material part of the sheath having transverse corrugations that resist deformation. A sheath made of conductive material...     

A gas distributor tube formed from a non-porous ceramic material having a generally axial passageway at least part of which is in the form of a helix. A treatment chamber or reactor is provided with a number of distributor tubes located in the base of the chamber to permit the introduction of a gas through...     

An electron beam collimator formed by two pairs of multi-leaved corner plates connected by slideable members permitting the dimensions of the collimator to be altered.

A telescoping hollow tube provides means for channeling warm human breath onto a frozen lock. The warm breath thaws the lock. When not in use, the tube telescopes to a small size for easy portability.

This invention is a hose fitting, a number of which can be applied to a long hose extending over the ground to protect it from damage as it is moved to and fro. Each fitting consists of a sleeve having a wheel mounted to rotate around it, and a carrying handle which is hollow to carry service lines.

An irrigation deterrent tube, particularly adapted for drip or trickle irrigation, the tube having, normally, a flat configuration when free of internal pressure, and expansible to an essentially cylindrical configuration, when pressurized, the tube having laterally projecting webs which tend to be the...     

A low alloy nickel-manganese steel consists essentially of carbon 0.18-0.23 weight percent, manganese 0.70-0.90 weight percent, silicon 0.20-0.35 weight percent, chromium 0.40-0.60 weight percent, nickel 0.40-0.70 weight percent, molybdenum 0.15-0.25 weight percent and the balance iron. The steel is...     

A self-sealing multi-laminated fuel line composite material composed of (a) a plastic fuel line, (b) a precompressed and fuel sensitive foam bonded to said plastic line, and (c) a flexible, plastic laminate bonded on top of said foam.

A sound producing device where a recorded sound track on the external surface of an elongate member, such as a drinking straw, produces sound as the straw is moved through a resilient lid of a container.

A tunable inductor formed with a hard plastic tubular member having a low coefficient of friction. A length of wire is conventionally coiled about the outer surface of the tube or tubular member. A threaded tuning element is positioned in the tubular member. Holes formed in the wall of the tubular member...     

A pipe cross fitting for interconnecting tubular structural members of an offshore platform of the type used by the oil industry. The cross fitting is reinforced by the addition of an internal structural element that extends across the central open portion of the fitting and into all of the branches...     

A high pressure fuel injection pipe is produced by squeezing an end portion of a small-diametered steel pipe member having a flow path extending through the center thereof to form a flow path of reduced diameter in the end portion communicating with the central flow path, pressing and plastically shaping...     

A recoverable tubular article comprising an elastomeric sleeve held in a radially expanded or extended condition and capable of recovering to its pre-expanded condition of smaller diameter upon the removal of an outer restraint, an outer restraint, essentially tubular in configuration, bonded to said...     

A pipe elbow fitting cover is described which can be manually folded from a first open trough-like shape to a second shape generally corresponding to the shape of the elbow to be covered and which incorporates means to maintain that second shape without the application of any external force. The means...     

A long-distance heating conduit comprising one or more tubes which carry the heating medium, are laid in the conduit and are surrounded individually or jointly by at least one layer of heat-insulating material and are covered by at least one cover foil which extends in a closed path round the tube or...     

A flexible hose line which may be used for loading and unloading oil tankers having a secondary fluid retaining reinforcement carcass to retain leakage and to indicate by radial expansion failure of the main carcass. The secondary carcass may be of high elongation material or may have an angle of lay...     

A hose that will withstand pressure and vacuum as well as resist kinking or collapsing in which the wall structure includes at least two radially spaced layers of monofilaments of textile material with a layer of elastomeric material separating the layers. Also at least one additional layer of a fabric...     

An extensible sanitary hose used for the transfer of sewage from a holding tank to a sanitary facility may be cleaned and stored by the use of a combination holding and cleaning device which is fabricated from an elongated hollow cylinder having a number of openings extending laterally therethrough distributed...     

A branch tail piece for connecting the waste water outlet of an automatic dishwasher or the like to a sink drain system. The tail piece includes an inclined branch member and a curved baffle positioned within the tail piece for preventing waste water from the dishwasher from entering the sink strainer.

A thermal boot apparatus for enclosing a test port and cap for a power house precipitator comprising an inner and an outer stainless steel mesh sleeve each having one end enclosed, a layer of insulating material sandwiched between the inner and outer sleeves, and a mastic coating on the outer surface...     

Hydrotherapy apparatus including continuous extruded plastic ducting of keyhole shape in cross-section adapted to be installed in the wall of a water pool and having a multiplicity of air dispensing perforations substantially flush with the interior wall surface. The ducting is readily assembled and...     

Flexible hollow articles comprise an expanded elastomeric inner member and an outer restraining means. The restraining means has score lines thereon, and is made of a notch-sensitive material so that the score lines can be propagated through the material by distorting the article. The stiffness and elongation...     

An article of protecting high pressure hydraulic lines, fuel lines and the like is disclosed. The article includes a silicone polymer coated and impregnated glass fiber woven sheet. The sheet is self-coiling and normally assumes the configuration of a coiled, generally cylindrical sleeve. The woven glass...     

An extra corporeal blood tube injection site comprising a smooth blood conduit or tube, an elongated elastomeric sleeve surrounding a section of the tube, and a C-shaped needle-impenetrable member extending along and partially surrounding the sleeve which generates forces within the portion of the sleeve...     

Pipe insulation is disclosed made up of right cylindrical elements, or washers, held together by a flexible coating and in which the fibres are aligned in planes perpendicular to the cylindrical axis. The elements have central bores to receive pipes to be lagged. The elements have excellent axial compressibility...     

An article such as a tube formed of heat-shrinkable material is bonded exteriorly or interiorly to an elastomeric member to form a laminated article. The bonding preferably takes place before heating and expanding of the heat-shrinkable tube. After expansion and cooling, the parts remain in the heat...     

An insulation jacket for use as a valve cover. The jacket comprises a body portion comprising a central section and two lateral sections. Each of the lateral sections comprises an inboard and outboard belt and each of the belts extends along each of the lateral sections. The ends of each of the belts...     

A multilayer vessel or tube comprises an inner core tube and a plurality of supporting layer tubes around said inner core tube which have degassing bores. A blind layer is provided between the core tube and the innermost supporting layer tube and a plurality of core plugs rest on the core tube and are...     

A heat recoverable warp-around closure member comprises a sheet having a pair of elongate parallel spaced-apart profiles that may be interlocked, optionally with internal or external support or fastening means associated with the profiles, when the sheet is wrapped up to form a hollow member. The member...     

A telescoping drain line for connecting recreational vehicles to a sewage system has telescoping rigid wall drain pipes having a plurality of pipe sections telescoping one within the other. A flexible hose extends through the telescoping pipes and out each end thereof and has means for attaching to a...     

This invention relates to crack arrestors for arresting longitudinal propagation of a crack in pipelines carrying natural gas or highly volatile normally gaseous liquids or combinations thereof, and to methods for applying said crack arrestor to pipelines.

A duct reinforcement and a method for building the reinforcement including a special tool for use in a preferred method are disclosed. The duct reinforcement includes a support washer on each of two opposing sides of the duct to be supported and a stiff wire extending through the sides of the ducts and...     

The invention relates to a shrinkable sleeve device easily assembled with a body to be protected thereby. It comprises a dimensionally heat unstable sheet-like portion to embrace the body with unique means for securing edge portions thereof together. The device is particularly advantageous for application...     

A drip irrigation pipe for use aboveground having conical apertures in the wall of the pipe at spacings corresponding to the space between the plants to be irrigated. The apertures diverge from the inside to the outside of the wall, with a center line making an angle of between 14.degree. to 30.degree....     

Two telescopically mated tubes carry on their opposite ends laterally extending flanges for engaging the inner faces of opposite panels of rectangular fiberboard ducts to brace them against sagging and/or buldging caused by air-pressure-difference and/or gravitational forces. The inner tube has a series...     

A heat shrinkable synthetic resin cover is made of a rectangular sheet shaped cross-linked polymer. A flexible electric heater covered by a cross-linked polymer is contained in a heat shrinkable synthetic resin member so that the electric heater crosses at right angles to an inherent direction of heat...     

This disclosure relates to a fireguard for protecting a hose or an assembly of a hose and fittings. The fireguard includes a layer or tube of a silicone compound which is positioned around the hose, and a metal shroud or sleeve which encloses the layer of silicone compound. The silicone compound and...     

A heat-recoverable wrap-around device is made from heat-shrinkable sheet material, two opposed edges of which may be secured together by fasteners so as to form a sleeve prior to recovery. Each edge region is provided with a strip of rigid material lying generally in the plane of the sheet. The strips...     

Flexible hollow articles comprise an expanded elastomeric inner member and an outer restraining means. The restraining means is made of a notch-sensitive material so that when score lines are made in the restraining means, they can be propagated through the material by distorting the article. The stiffness...     

A gasoline vapor recovery system which includes a gasoline pump, a gasoline dispenser, a gasoline line with a flow sensor in it, and a gasoline vapor line with a pressure responsive valve in it which is operated by differential pressurefrom the flow sensor. The flow sensor is located in the gas dispenser...     

A self packaging urine conduit for women comprises a flexible, reversibly deformable and fluid-tight tubular medial element, a relatively rigid tubular end piece connected to one end of the medial element to form a continuous fluid-tight channel therewith, a rim connected to the other end of the medial...     

A heat-shrinkable hollow article having one open end affording access to an internal cavity, the wall defining the internal cavity being shaped to provide stop means projecting into the cavity at a position or positions between the open end and the end of the cavity remote from the open end, whereby...     

A flexible pipe includes an elastic pipe body in corrugated form and including alternate large and small radius portions. A ring is mounted within one of the large diameter portions of the interior of the pipe body. An elongated flexible and deformable shaping member is secured to the ring and extends...     

An improved transmission line or waveguide that can tolerate damage from ordnance fragments without severe degradation of performance. Ordnance fragment penetration into a waveguide tends to produce jagged inward protrusions or loose metal chips of the type which can cause arc-over and high standing...     

A thermal insulator for pipe elbows and the like, comprises two pairs of split, sleeve-shaped insulative legs having interior channels in which those pipe sections joined by the elbow are received. The insulator legs include dihedral faces which are oriented toward each other at a medial portion of the...     

The method of providing submarine pipeline adapted for connecting and repairing, providing flanges therealong at intervals and means to repair an interval length of pipeline by connecting repair pieces to part of said flanges, including preferred steps of submarine removal of a damaged interval length...     

A method for permanently terminating pipelines by insertion of an adhesive coated, molded plug housing containing a biasing member which is typically a spring. The molded plug housing, or the spring, or both, are of heat-recoverable materials, i.e. materials which have been formed into a shape, subsequently...     

A method and device for providing a protective coating for the inside of pipes, said method utilizing a device which is remotely actuated from outside said pipes. Specifically, the device comprises a memory metal delivery member, a corrosion resistant liner member, and a bonding member, said device expanding...     

A thermal insulator for pipe elbows and the like, comprises two pairs of split, sleeve-shaped insulative legs having interior channels in which those pipe sections joined by the elbow are received. The insulator legs include dihedral faces which are oriented toward each other at a medial portion of the...     

Fastener for a heat-recoverable wraparound sleeve, rigid enough at ambient temperatures to be slid over abutting rails of the sleeve but flexible enough at the recovery temperature of the sleeve to accommodate sharp transitions. The fastening has an elongate member rigid at ambient temperature and flexible...     

A heat recoverable article comprising a recoverable portion and a fusible portion integrally formed so that on heating to recover the recoverable portion, the fusible portion can fuse. The article is especially suitable for encapsulating electrical connections.

A heat-insulated hose for liquefied gases, in particular, liquefied natural gas, comprising an inner hose (5) resistant to cryogenic temperatures, a plurality of successive layers (7A, 7B, 7C) of heat-insulating material, for example, polystyrene foam, arranged around the inner hose (5) and an outer...     

This invention relates to a boron cantilever in pipe form, composed of an inner layer of crystal boron and an outer layer of amorphous boron and to a method for producing it. The cantilever is particularly useful for supporting a phonographic pickup stylus.

A method for holding together the opposing ends of a flat sheet wrapped around an elongate substrate employs one or more closure devices, each closure device comprising a pair of frictional elements and a means for interengaging same. The frictional elements each have a channel member having a slit and...     

A device for providing a protective coating for the inside of pipes, said device being remotely actuated from outside said pipes. Specifically, the device comprises a high modulus engineering plastic delivery means, a corrosion resistant liner means, and a bonding means, said device expanding upon application...     

Disclosed is a closure member for insulating, sealing, waterproofing and otherwise protecting an object from the elements. The closure member is of integral, one-piece construction, is of heat-shrinkable material, has a main body for enveloping the object and easily hand-assembled hooks, formed from...     

The present invention relates to a steel tubing and more particularly a composite dual tubing which can be suitably used for an exhaust pipe capable of effectively decreasing the radiated noise from the exhaust pipe of automobile. Several known dual tubings are effective occasionally for the reduction...     

Interior by-pass for underground gas service line is installed from building basement without need for excavation, and has a tightenable adapter attached on each end of the by-pass tubing to connect and seal the tubing to the interior periphery of the service line. Each adapter provides a pair of spaced-apart...     

There is disclosed an elbow cover formed of a flexible thin sheet having a bistable configuration with: (1) an open stacking shape having an interior concavity and exterior convexity formed with a substantially ellipsoidal central portion and opposite, laterally projecting, substantially parabolic hyperboloidal...     

A dimensionally recoverable polymeric article for enclosing at least part of an elongate object such as a cable or connector has a surface at least part of which has an electrically conductive layer, preferably a metal layer, adhering thereto to provide a screen against electromagnetic interference....     

A flexible hose for conveying fluids under pressure and suited for high temperature environments wherein the hose includes an elastomeric core tube, a thermal barrier over the core tube, a single ply of wire reinforcement and a rubber cover. Preferably the thermal barrier is a nonwoven fiberglass strip,...     

An air gap pipe and a method for forming the same are provided. This air gap pipe includes a non-linear outer pipe and an inner pipe of identical configuration disposed concentrically within the outer pipe. The inner pipe is supported by resilient dimples in the outer pipe. The outer pipe is placed in...     

Intumescent fire protective sheaths useful for the protection of electric cables and conduits from open flame damage and methods for making such sheaths. The sheath comprises sheets of substantially inorganic intumescent material capable of arrangement around the cable or the conduit to form a protective...     

In an air duct assembly, the air duct is integrally provided with a harness sheath which is formed with a laterally openable, longitudinal slit adapted to permit the harness to be inserted in the sheath and retained therein. The harness sheath may be molded, integrally with the air duct, of a polyethylene...     

A supplementary hose attached to a main vacuum cleaner hose for carrying an electrical line is seated in a groove formed in the outside surface of the main vacuum cleaner hose. To increase the flexibility of the vacuum cleaner hose in all directions, the wall of the supplementary hose is perforated.

Tubular body of fused quartz and quartz glass with a seamless transition from the fused-quartz zone to the quartz-glass zone. The body is manufactured continuously in a hollow rotating metal cylinder by disposing silica against the rotating mold and adding thereto, such as in an annular zone therein,...     

A self-cleaning system and method for dispersing aggregates in a fluid medium is provided. The system is comprised of first and second members operatively associated to form an internal chamber and having an inlet to the chamber for admitting the fluid to be treated. At least one of the members is biased...     

An article comprising a magnetic shielding thermoplastic polymeric material containing a powdery ferrite and a heat shrinkable thermoplastic polymeric material layer. Due to its specific structure, this article is excellent in applicability over any electrical component, and may provide over the component...     

Heat-recoverable articles, especially heat-shrinkable tubular articles, having an open end are formed so that the section adjacent said open end has a lower recovery ratio than a section adjacent thereto, thereby substantially reducing the risk of splitting when the degree of recovery is high or in applications...     

An article comprises two areas of heat-recoverable woven fabric which are joined together along a line by means of a mechanical joining arrangement, such as stitches, staples or a stitched or stapled zip, which penetrates the fabric. The direction of crimp of the area penetrated is substantially perpendicular...     

Subsea pipe line sections adapted to be welded together into a continuous subsea pipe line are provided with a weight coating which, apart from its weighting function, also serves to protect the pipes. The weight coating comprises a composite material substantially consisting of a granulated iron ore...     

A gaseous resistant tube comprising an inner core of a heat resistant polymeric material, typically cross-linked polyethylene, protected outer layer of impact resistant material and an intermediate layer of non-metalliferous gaseous resistant material, wherein the intermediate layer is bonded to at least...     

An air gap pipe and a method for forming the same are provided. The air gap pipe includes a non-linear outer pipe and an inner pipe of identical configuration disposed concentrically within the outer pipe. The inner pipe is supported by resilient dimples in the outer pipe. The outer pipe is placed in...     

Flexible and expansible hose for use with recreational vehicles for waste disposal and the like is provided with an easily applied and removable protective sleeve which is coextensive therewith.

A sleeve-like component 1 is adapted to welded to a plastic bag containing a liquid to be dispensed such as wine or beer. The sleeve has an outer tubular part and an inner tubular part defining an annular space adapted to receive one end of a tube mounted on a tap assembly. The tube on the tap assembly...     

A tubular heat recoverable article has two layers in thermal contact, one inside the other. The two layers have appreciably different recovery temperatures. Shrinking of the article on to a substrate is effected by applying heat to the outer layer (1) of higher recovery temperature such that conduction...     

There is described an improved apparatus for use in medical applications. The invention is adaptable for either disposable or non-disposable use. The apparatus includes a tubing which has a spiral configuration and a "spin-in cuff" or connector with a spiral end which mates with the spiral tubing to...     

Flexible tubing suitable for medical use is disclosed having a set of relatively stiff sections intercalated with a set of relatively flexible sections, each flexible section having a length no greater than twice the diameter of the tubing.

A hose (such as an airplane fuel line hose) is made from a material which forms ablative particles in the presence of fire. Normally, these particles flake away from the hose. According to the invention, an encapsulating basket weave, braid or cage of stainless steel wire surrounds the hose to capture...     

A safety hose having a stretchable elastomeric tube and cover that sandwich a twined reinforcement that exhibits a circumferential reinforcement component and a weaker longitudinal reinforcement component that breaks when the hose is stretched.

A short steel pipe for use as a crack stopper is described having externally or internally helically arranged individual notches, perforations or texture changes at such a number that they overlap in axial direction, and an axial line on or in the pipe will traverse at least one of these notches, perforations...