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Class 285/381.4 - Memory plastic element


Subclass of Class 285 - Pipe joints or couplings
Definition: Subject matter having at least one joint element formed
No. of patents: 70
Last issue date: 10/10/2006


1    
NumberTitleIssue Date
7118140Compliant sealing connection for fuel components
A fuel communicating assembly including a base having a wall disposed about a longitudinal axis. The wall having a surface exposed to the longitudinal axis. The surface defining a chamber. The wall having an end that defines an aperture to the chamber. The assembly ...
10/10/2006
7048579Compression connector for coaxial cable
A coaxial cable compression connector includes a connector body having a first end and a second end, and an internal passageway. The compression connector further includes a tubular post having a first end configured for engagement with the conductive grounding shea...
05/23/2006
7029326Compression connector for coaxial cable
A coaxial cable compression connector includes a connector body having a first end and a second end, and an internal passageway. The compression connector further includes a tubular post having a first end configured for engagement with the conductive grounding shea...
04/18/2006
6439621Tubing coupling and a method for producing the same
A tubing coupling and a method for connecting tubing sections in which one tubing section is placed upon another tubing section in an overlapping manner. The first tubing section (1) is enlarged in the cold state in the area (2) where it overlaps, and the...
08/27/2002
6206430Connector and attachment mechanism for a lumen
A fitting and attachment assembly including a connector having a conventional proximal end and a distal end having a barbed portion thereon; said distal end being mateable with fluid delivery tubing. The mating end portion of said tubing including a separ...
03/27/2001
6170885Self-adjusting at-least-twice-oriented polymer hose and tubing clamp
The invention is a device for providing a clamping force about a connection end of elastomeric hose or tubing. The device includes an at-least-twice-oriented polymer having a shrinkage response to each of at least two diameter reducing release temperature...
01/09/2001
5997047High-pressure flexible self-supportive piping assembly
A high-pressure, flexible, self-supportive piping assembly includes a jointed conduit formed by a plurality of ball and socket joint elements, a flexible internal conduit extending through the jointed conduit, an external sheath, and fittings at opposite ...
12/07/1999
5755013Holding fluid conduits together
Method and articles for holding fluid conduits at a desired lateral distance from each other for connection to spaced-apart connection points, for example vehicle fuel line connections or domestic appliance flexible hoses. Preferred holding articles are d...
05/26/1998
5700528Heat recoverable article
A resiliently flexible ring of dimensionally heat-recoverable polymeric material whose tubular length is less than its notional circular diameter, formed so that it inherently maintains a non-circular open configuration enabling it to grip resiliently an ...
12/23/1997
5531483Heat shrinkable hose clamp with heating indicator
The invention is an improved hose clamp of the type formed of a band of heat shrinkable polymer having a diameter reducing released temperature, an inside band surface and an outside band surface. It is improved by the inclusion of a heating indicator....
07/02/1996
5489126Labeled pipe fitting and method
A labeled pipe fitting and a method for applying labels to the outer surface of a pipe fitting which is covered with a layer of oil that resists labelling with an adhesive backed label is provided. The label, which is imprinted with indicia relating to th...
02/06/1996
5340167Heat shrinkable polymer hose and tubing clamp
The invention is a device for providing a clamping force about a connection end of elastomeric hose and tubing. The device includes a heat shrinkable polymer, having a diameter reducing release temperature, formed into a band. The band has a first nominal...
08/23/1994
5330815Heat shrinkable envelope
A heat-shrinkable envelope is composed of at least one shrinkable planar layer on which a reinforcing component of fiber-shaped or thread-shaped reinforcing elements is arranged. These reinforcing elements are arranged in unregulated configuration, for ex...
07/19/1994
5296073Method of forming a welded joint between polyolefinic members
A polyethylene pipe 10 is joined by a welded joint to a cross-linked polyethylene coupler 14 which has been expanded to make the coupler heat recoverable. Radiant energy (eg light in the visible spectrum or infra-red light) illuminates the outer surface o...
03/22/1994
5171617Composite envelope composed of a heat-shrinkable foil with a reinforcing layer and the method of manufacture
A composite envelope composed of a heat-shrinkable foil with a reinforcing layer containing tear-resistant fibers. The reinforcing layer is formed of a material which will melt below or at the temperature to which the heat-shrinkable foil is heated to str...
12/15/1992
5145283Efficiency of laying pipe
For gasketing slip joint applications, a method is disclosed for clean pipe laying involving shrink wrapping the bells and spigots of pipes and conduits prior to their installation in the field and circumferentially cutting an aperture in the shrink wrap ...
09/08/1992
5127678Airhose damage protection
Airhose coupling device including end fittings and quick disconnect release switches having protection for preventing damage to surfaces coming in contact therewith....
07/07/1992
5116354Recoverable sleeve assembly for pipe joint
A method of covering two or more joined pipes which are to be pulled through soil is described. The two coated pipes are bared of coating or order to join them. The bared region is covered with a first heat shrinkable sleeve, and then a second heat shrink...
05/26/1992
5071170Connectors for plumbing lines
The present invention comprises couplings which require no adhesives or cold welding or similar techniques for joining lengths of pipe of any known composition. The couplings, in their various shapes, are molded from Ultra High Molecular Weight Polyethyle...
12/10/1991
5030487Heat recoverable article comprising conductive polymer compositions
A method of joining, repairing or reinforcing substrates, particularly polymeric pipes for transporting fluids, e.g. natural gas and water. The method makes use of an article, preferably a heat-recoverable article, which comprises a conductive polymer com...
07/09/1991
4993756Connecting device
Fitted coupling device, formed by two components, for connection to a flexible tube, having a female component and a male component on which said flexible tube is attached by thermal contraction of an external ring. The coupling device has an elastomer O-...
02/19/1991
4952978Speed control of color development in electrophotographic process and apparatus
An electrophotographic process using a photosensitive member having an amorphous silicon photosensitive layer, includes uniformly charging the photosensitive member, and exposing the photosensitive member to information light to form an electrostatic late...
08/28/1990
4952438Heat-shrinkable envelope
A heat-shrinkable envelope that is composed of a shrinkable component and a reinforcing component having a metallic matrix. The strength is increased on the basis of the metallic matrix and the ability to tear or, respectively, to continue to tear is cons...
08/28/1990
4931116Heat-recoverable coupler
A coupler for joining polymeric pipes comprises a generally cylindrical radially heat-shrinkable member which is composed of a conductive polymer. To recover the coupler, current is passed axially through the coupler via electrodes. The coupler has a cent...
06/05/1990
4881579Liquid overfill tank assembly
An assembly for controlling overfill of liquid to an underground storage tank during a filling operation comprises a dump tank, a fill tube positioned within the dump tank, piping with valve and a cover. The fill tube within the dump tank is encased with ...
11/21/1989
4865890Shrinkable elastomeric sleeve
A protective sleeve comprising a sheet of sleeve-forming, chemically-dilated, elastomeric material which shrinks upon exposure to ambient air. The sheet has first and second opposed edges that can be brought into adjacency. The protective sleeve further i...
09/12/1989
4789164Sealing device
A duct seal (1) especially for sealing about four cables, contains a spring (8) which when operated radially expands that part of the duct seal that is to seal to a wall etc (2). The cables are sealed by heat-shrink outlets (7) of the duct seal (1). The s...
12/06/1988
4775501Heat recoverable article comprising conductive polymer compositions
A method of joining, repairing or reinforcing substrates, particularly polymeric pipes for transporting fluids, e.g. natural gas and water. The method makes use of an article, preferably a heat-recoverable article, which comprises a conductive polymer com...
10/04/1988
4714280Heat-shrinkable connection comprising a variable channel and a cooperating element
The invention involves a heat-shrinkable connection comprising a longitudinal channel and a cooperating element thickened at its end. The channel is composed of lateral leg parts which are dimensionally stable under the application of heat, and of at leas...
12/22/1987
4711473Coupling pipes
A clay or similar pipe has a coupling socket at one end formed by a shrink-fitted plastics sleeve. A sealing ring or band is interposed between the sleeve and the pipe surface. External compression is applied to the plastics sleeve over the sealing member...
12/08/1987
4671833Process for applying a heat-shrinkable material over sulfur well piping
A process for placing heat-shrinkable polyfluoroolefin polymer sleeves, preferably, FEP resin or PFA resin, over Frasch sulfur well piping and other downhole well piping to protect such piping from corrosion. A heat chamber for heat-shrinking the polyfluoroole...
06/09/1987
4660861Heat insulating means for piping subjected to thermal, hydrostatic and mechanical stresses, positioning thereof and processes for forming said insulating means
The present invention relates to improvements made to heat insulating means for piping subjected to high thermal, hydrostatic and mechanical stresses. The new insulating means comprises a plurality of sectors or layers made from a lacunal insulating material e...
04/28/1987
4650228Heat-recoverable coupling assembly
A heat recoverable coupling assembly for substrates having a relatively rigid outer wall, which includes a connector body and a driver member made from a band of heat recoverable material. The connector body includes a mating area for engaging a mating ar...
03/17/1987
4631098Heat-recoverable article
A heat recoverable article comprises a recoverable fabric and a polymeric layer of at least 0.03 mm thickness, and preferably unstressed. Such an article can be recovered by means of a torch to provide an environmental seal around substrates such as cable...
12/23/1986
4624879Recoverable article
This invention relates to a recoverable article for covering objects in which two or more cover pieces are joined together to form the article. The shape and recovery ratios of the cover pieces are chosen such that the amount of recovery does not differ b...
11/25/1986
4578855Article and method for connecting a remote air cleaner to a carburetor or an engine fuel metering device or system
A flexible connection from a rigid air inlet device to a rigid air cleaner inlet duct or a flexible connection from an air cleaner rigid outlet duct to a resonator rigid inlet duct or from a resonator rigid outlet duct to a fuel-air mixture metering devic...
04/01/1986
4576666Heat-recoverable article
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 crim...
03/18/1986
4569868Heat-recoverable article
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 splitti...
02/11/1986
4521041Pipe connection
A first pipe is connected to the wall of a container such as a larger pipe, tank or other vessel, wherein the transverse surface of one end of the first pipe is substantially flush with the inside surface of the portion of the wall of the container to whi...
06/04/1985
4514241Reinsulation of pipe joints
Insulated pipes are generally bared of insulation at their ends in order to make joints, for example welds, between the pipes. A reinsulating method and assembly is provided for the bared joints, wherein a support comprising a coiled member, for example a...
04/30/1985
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