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3903928 |
Vehicle exhaust tubing
There is disclosed a tubing which is suitable for use as an exhaust and which comprises spaced inner and outer metal tubes and a layer of sound absorbing material disposed between the metal tubes....
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3902529 |
Extension tube for whirlpool bath
An extension tube connected at one end to the outlet of a whirlpool apparatus. One length of the tube is constructed of flexible rubber or plastic tubing and the remaining length is constructed of...
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3899006 |
Tubes provided with connecting flanges
A pipe of rubber or analogous material provided with a coupling flange which is constituted by one or several metallic rings secured to the pipe reinforcement, in which the ring is constituted by...
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3895177 |
Flexible metal conduit with end connectors and method of making the same
An open-ended metal conduit covered with an air-impervious compressible resilient material and provided with end connectors is made as a pre-assembly for subsequent connection to electrical...
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3882901 |
TUBULAR QUARTZ GLASS BODY
A tubular quartz glass body useful in carrying out diffusion processes in semiconductor technology has an inner tubular portion of high-purity synthetic quartz glass which is fused to a surrounding...
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3881520 |
One-piece raceway with integral coupling
A raceway for electrical wiring is provided as a one-piece member having an elongated base wall portion, a canopy portion integrally cooperating with the base wall along the length thereof to form...
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3876403 |
Vent assembly
A vent structure for reliable long term operation at high temperatures is fabricated by annealing a tubing or predetermined length and size, filling the tubing with fine alumina particles,...
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3864908 |
Dry insulated parts and method of manufacture
An engine component such as a cast iron engine exhaust manifold having an outer irregular-shaped surface is covered with an inorganic heat insulating layer preferably having a thermal conductivity...
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3851672 |
HOSE ASSEMBLY WITH PREPOSITIONED HOSE MOUNTING BRACKET
A hose assembly including a flexible hose, hose fittings secured to opposite ends of the hose and each fitting having a mounting orientation guide thereon, the hose fittings being secured to the...
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3844314 |
TELESCOPIC SHOCK ABSORBER SHIELD TUBE
An injection-moulded polypropylene dust shield tube (stone guard) which can be mounted with a snap-on fit on a flange member carried by a piston rod of a telescopic shock absorber, primarily for...
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3838713 |
TRAILER TUBE AND CONNECTION
A tube structure for transmitting fluids from one unit to another, such as a fill opening unit to a water tank in a mobile home or recreational vehicle, the tube structure including a series of...
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3838557 |
VENT STRUCTURE
A vent structure for reliable long term operation at high temperatures is fabricated by annealing a tubing of predetermined length and size, uniformly filling a normally upper portion of the tubing...
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3830262 |
ARTICLE FOR SOLDERING ALUMINUM TO COPPER
A copper sleeve on its inside is placed in one end of a slidable barrel on a hand tool. The end of an aluminum tube is clamped in alignment with the barrel so that it contacts a flared end of the...
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3828823 |
LINED CONDUIT JOINTS
Joints are prepared in ductile metal conduits having thermoplastic lining by affixing the lining to the terminal portion of the conduit and deforming the conduit and lining simultaneously to form...
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3825035 |
SEALED-END JACKED PIPE ASSEMBLY AND METHOD OF MAKING SAME
An inner tube extending from the end of a protective casing is sealed by first providing two walls between the tube and the casing and filling the space between these walls with a hardenable...
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3819849 |
ELECTRICAL CABLE CONNECTING DEVICE
An electrical cable connecting device comprising a clamp assembly at one end for attaching thereof to a terminal end portion of an associated electrical cable, an electrical connector adapted to be...
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3805846 |
PIPE FITTING AND PULLING HEAD
A flexible pipe fitting of organic polymeric material such as polyethylene is provided wherein said pipe fitting is of unitary construction and includes a tubular body portion of substantially...
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3805845 |
DUCT SECTIONS WITH PREFABRICATED SLIPS
A prefabricated slip for securing duct sections together. Mating duct section ends are formed with integral circumferential flanges. The flange of one duct section end is folded over itself. The...
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3803816 |
PATTERNED FLOW VENT STRUCTURE
A vent structure for reliable long term operation at high temperatures is fabricated by annealing a tubing of predetermined length and size, placing a predetermined number of strands of stabilized...
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3791480 |
STRESS RELIEF INSERT FOR FLEXIBLE TOWED ARRAY
A stress relief insert of a generally cylindrical shape having a small in diameter at one end and tapering out to a larger inner diameter at the other end. The insert is made of a flexible material...
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3777786 |
ENTRANCE STRUCTURE FOR A LIQUID CONDUIT
An entrance structure for a storm sewer pipe is designed so that the storm sewer pipe has full flow therethrough when the height of the water at the inlet of the entrance structure is equal to or...
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3776253 |
MEANS FOR PREVENTING DEFORMATION OF STEEL TUBES
A means for preventing deformation of steel tubes comprises a plurality of intersecting beams respectively provided with a fixed seat at one end thereof having a curvature corresponding to that of...
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3766948 |
BICYCLE SPEEDOMETER CASING ASSEMBLY
The following specification describes a plastic casing for a bicycle speedometer flexible shaft in which the casing ends are cold formed to provide shoulders. The shoulders are engaged by an...
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3757827 |
LIGHTWEIGHT DUCT AND METHOD OF MAKING SAME
A lightweight composite duct having inner and outer shells with a cellular core therebetween is provided with a mounting ring. The mounting ring is bonded to a split, wedge ring which, in turn, is...
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3747632 |
FLUID CONDUITS
The invention provides firstly a multi-tube conduit sheathed in synthetic resin foam, the surface of the foam providing the outer surface of the conduit; secondly a method of making the conduit...
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3731710 |
SPRAY FOAM INSULATED PIPE
A method and apparatus for applying a spray plastic foam insulation to a pipe wherein the pipe is cleaned and preheated to at least 90°F. prior to spray application of foam. The cleaning and...
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3729027 |
FLEXIBLE TUBING WITH INTEGRAL END CLAMPS
A flexible tubing is disclosed herein having a length of preferably reinforced pliable material in which a circular resilient clamp of the self-tightening type is embedded at the opposite ends...
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3714970 |
LARGE DUCTS
Large fluid ducts made up of plates require little or no reinforcement, are relatively free of vibration and create comparatively little resistance to fluid flow. The plates are bowed to reinforce...
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3703194 |
RESILIENT CONNECTOR
A resilient connector suitable for use on sheet metal which comprises an integral resilient plastic molding having a lower tubular section and a pair of flanges at its top extremity. The edges of...
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3688802 |
METHOD AND APPARATUS FOR HANDLING WASTE MATERIAL, REFUSE AND THE LIKE
A method and apparatus is described for the handling of waste material, refuse and the like. Such waste material is normally deposited in large sized trash cans each of which are provided with an...
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3687168 |
DUCT SYSTEM
An aluminum extrusion molding with multiple flanges for gripping and supporting both duct board paneling and longitudinal support members. Duct structures are made of the above molding in...
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3687167 |
BEADED PLASTIC TUBING JOINT AND FABRICATION
The disclosure concerns a method of forming a rigid plastic tube with an end portion that loops outwardly, reversely and inwardly to form a resiliently deformable hollow annular bead. Also,...
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3678811 |
OIL WELL PUMP WORKING BARREL
A pumping well working barrel includes an outer polyvinyl chloride sleeve and an inner liner of stainless steel.
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3670921 |
STRESS RELIEVED CONTAINER AND METHOD OF MAKING SAME
This disclosure relates to a metal container, and more particularly to a thin walled, metal can having a welded side seam and wherein at least one end thereof is necked-in and then outwardly...
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3668918 |
METHOD FOR MANUFACTURING SHAFTS FOR VEHICLES
A shaft for automotive vehicles or the like, formed as a tube tapered at both ends, wherein the tube wall is peripherally thickened at one or more points extending beyond the reinforcement obtained...
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3661670 |
METHOD OF FORMING FIBER GLASS PIPE WITH INTEGRAL JOINT THREAD
Glass reinforced plastic pipe having preformed threads integrally disposed therein formed by: (1) molding threaded portions wherein the outer surface is preferably corrugated or irregular and which...
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3654764 |
PLURAL DIAMETER TUBE
A double diameter pipe or tube section suitable for use in a motor vehicle exhaust system comprises a large size thin-walled metal pipe that has folds formed in it which extend radially inside the...
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3643440 |
DEVICE FOR REINFORCING HYDRAULIC STRUCTURES
Device for reinforcing hydraulic structures, especially dams, groins, ring fields, and for transporting materials which can be transported by means of pumps or similar devices. The device consists...
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3635255 |
CORRUGATED FLEXIBLE HOSE WITH INTEGRAL SOCKET AND APPARATUS FOR FORMING SAME
A flexible length of hose or tubing formed of helical circumferential corrugations and having means integral therewith at one end for threaded connection to another similarly constructed length in...
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3625257 |
FLUID FLOW TUBE
A fluid flow tube of a plastically deformable metal such as aluminum, brass, copper and the like of generally oval cross section and divided by one or more integral longitudinal walls or ribs into...
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3615984 |
METHOD OF REPAIRING A DAMAGED VITREOUS COATED NOZZLE
A method of repairing a damaged nozzle and a shield conforming to undamaged profile and made of corrosion resistant metal preferably tantalum, characterized by a returning exterior flange and a...
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3607496 |
JACKETED FIBROUS DUCT AND METHOD AND APPARATUS FOR APPLYING THE JACKET TO THE DUCT
The disclosure embraces a rigid duct of bonded fibers sheathed or encased in a heat-shrunk jacket and involves a method of and apparatus for applying a tubular jacket of a suitable heat-shrinkable...
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3599676 |
FIREHOSE
To enable a hose to be fitted to a coupling of smaller diameter, the terminal end portion of the hose is supported internally and pressure is applied circumferentially around the terminal end portion.
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3598157 |
INSULATION FOR PIPE FITTING
Pipe fitting insulation which can be used to insulate fittings of several different pipe sizes. Each piece of insulation has a central cavity large enough to accommodate the largest size fitting...
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3596681 |
FLANGE FOR HOSES
A hose construction having reinforced flanged ends which are firmly anchored through fabric of high tensile strength which, in turn, is anchored by a wire helix in the carcass portion of the hose,...
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3593750 |
EXHAUST SYSTEM ASSEMBLY
An exhaust gas conduit assembly especially adapted for use as replacement piping in internal combustion engine exhaust systems includes a kickup or overaxle section composed of two members which...
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3593383 |
HEAT-SHRINKABLE CABLE TIE
A tie for use with cables, wire bundles, or the like the differing sizes fabricated from heat-recoverable tubing which is expanded in both the diametrical and longitudinal directions. An insert is...
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3589403 |
NOZZLE LINING REPAIR
In a glass or ceramic-lined reactor vessel for use with corrosive contents, to repair damage of glass lining and surface of a nozzle, damaged portions of the nozzle are cleaned and brought to a...
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3586058 |
HOLLOW BODIES AND METHOD OF FABRICATING THE SAME
A hollow body is formed by braiding roving over a mandrel and impregnating the roving with a resin either before or after it is braided. When the resin cures it forms a fluidtight matrix in which...
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3584657 |
FLANGE FOR MULTILAYER CONTAINER
The provision of a substantially cylindrical sheet metal body with a flange, in which the sheet metal body is built up of a thin-walled basic pipe and a plurality of superimposed sheet metal layers...
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