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7631903 |
Part for connecting a fluid line to an opening of a container comprising plastic material or for closing the opening
A part for connecting a fluid line to an opening of a container comprised of thermoplastic material or for closing the opening of the container has a first component and a second component of...
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7614661 |
Welding socket
An electrofusion coupling ( 93 ) for joining together two or more sections of pipe, said coupling comprising: (i) a substantially cylindrical coupling body having an outer surface and an inner...
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7490861 |
Couplings
An electrofusion coupling for joining together two or more sections of pipe or for joining a section of pipe and a pipework fitting, said coupling comprising: (i) a first part ( 14 ) having a first...
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7472476 |
Method of applying joint infill cladding to pipe
A protective sleeve is applied as a permanent outer cladding shield over a joint infill at the welded end closure portions of adjacent coated sections of pipe for a pipeline in or beneath a body of...
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7264279 |
Segmented conduit having a monolithic lining
A conduit ( 100 ) comprising a plurality of conduit segments ( 112 A– 112 C) each having a body ( 120 A– 120 C) and a segment lining ( 136 A– 136 C) made of a lining material. Each body...
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7204520 |
Device for joining components made of fusible plastic
A device for connecting components ( 1, 2, 3 ) made of fusible plastic, especially pipes ( 12, 60 ) of a fuel pipeline or a fuel line to a fuel tank ( 8 ) of a vehicle. The device includes a...
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7156423 |
Plastic tube joint
A connector assembly for creating a plastic tube joint in a length of plastic tubing having a distal end, a proximal end and a hollow lumen includes forming a flare in the tube proximate the...
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7144045 |
Electrofusion socket forming system
An electrofusion joint assembly includes a meltable member, such as a pipe or fitting, and a heating element secured to the pipe or fitting. The pipe or fitting may be tapered to facilitate...
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7066498 |
Part for connecting a fluid line to an opening of a container comprising plastic material or for closing the opening
A part for connecting a fluid line to an opening of a container comprised of thermoplastic material or for closing the opening of the container has a first component and a second component of...
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7067032 |
Tubular coupling element for producing a glued joint with a fluid line
A tubular coupling element for producing a glued joint with a fluid line and a method for producing such a glued joint. The coupling element includes an inner tube that is insertable into a fluid...
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7018137 |
Apparatus and process for installing “T” couplings on underground pipe
A tool assembly and a process for using it is provided, wherein a single elongate handle member may be used, through a small hole at the ground surface, to reach underground pipes for installing...
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6944989 |
System and kit of components for winterizing trees
A system and kit of components for winterizing plants and trees, where the invention comprises a skeletal frame formed by plural first tubular members, each having an upper end and a lower end....
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6913295 |
Fuel tank connector
A connector for a fuel tank includes a flange portion, an outer connecting portion to be connected to a pipe member and an inner connecting portion to be inserted into a fuel tank through a...
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6905147 |
Coupling member for connecting a fuel receiving or fuel dispensing part to a fluid line and method for its manufacture
A coupling member for connecting a part, provided for receiving or dispensing fuel and made primarily of HDPE (high-density polyethylene), to a fluid line has first, second, and third components...
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6902208 |
Gas impermeable tube joint and method of forming same
A method of forming a gas impermeable joint in a fluid system includes: providing a tube having a metallic barrier layer disposed between an inner plastic layer and an outer plastic layer; forcing...
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6883835 |
Polyfusion pipe repair system and method
An apparatus and method for sealing a leak in a plastic pipe is provided. The apparatus includes a body and an electrofusion element. The body is constructed of a substantially rigid material and...
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6870143 |
System and method for encapsulating a pipe
An apparatus for encapsulating a connection of a pipe for transporting a fluid is provided. The apparatus includes a first section having at least one electrocoil surface operable to sealingly...
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6866297 |
Welded structure of fuel filling container and welded part, and welding method therefor
A welded structure constituted of a fuel filling container having an opening, and a welded part including a pipe-shaped section whose one end is disposed in the opening of the fuel filling...
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6857670 |
Plastic tube joint
An apparatus for creating a permanent, leak-proof plastic tubing joint including a length of plastic tubing, a fitting component and a device capable of generating a local electromagnetic field....
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6851723 |
Ring joint, connection structure for connecting piping and ring joint, and method of connecting ring joint and piping
Connection structure for connecting a piping used in automobiles or the like to a ring joint for providing highly reliable gas-tightness. The ring joint includes a ring joint body including a...
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6840545 |
Welded flange connection
A welded flange connection and methods and apparatus for producing the connection are disclosed. A weld insert is disposed between the flared ends of abutted plastic pipe or plastic-lined pipe...
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6832785 |
Spin welded fluid coupling
A fluid coupling between a fluid carrying first component and a second fluid carrying endform is formed by spin welding induced by a bonding material disposed in a recess in the first component...
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6808209 |
Attachment to be attached to fuel tank
An attachment is fixed to a fuel tank made of a synthetic resin, and is formed of a primary molding portion and a hydrocarbon barrier layer. The primary molding portion is formed of a first...
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6733047 |
Quick connector for fuel/vapor applications
A quick connector apparatus and method of forming same includes a retainer element having a first end portion spin welded to an inner surface of a bore formed in an end portion of a first conduit...
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6676165 |
Tank joint parts and a process for manufacturing an annular molded product of resins
A tank joint part has a welding member welded to the outer surface of a fuel tank and a main body formed of a material of low fuel permeability and welded or otherwise joined to the welding member....
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6619327 |
O-ring seal flat face fitting
The present invention is an improved O-ring seal flat face fitting of the type having a male portion including an O-ring, and a female portion having a tube with an inside diameter, an extended...
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6524018 |
Optical assembly
An optical assembly includes a light source, a support member and a receptacle. The support member is made of plastic, forming a first junction surface. The light source is contained in the support...
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6478338 |
Coupling sleeve for high-pressure pipe
A coupling sleeve ( 4 ) for connecting to at least one pipe section ( 2,3 ) fitted in an insertion end ( 29 ) thereof comprises an inner bush ( 5 ) made of thermoplastic material and an outer bush...
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6450543 |
Tube connection structure of fluid pressure-operated apparatus
An insert section of an insert member is inserted into a tube member in a state in which the insert member is detached from a recess to form a diametrally expanded section on the tube member....
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6428054 |
Unions for double-wall tubes and dies therefor
A union for tubes having a first external wall and a second internal wall coaxial with the first to define a chamber around a central duct. The union includes at least two seats for reception each...
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6409229 |
Plastic pipe and duct joint connections
The invention relates to a joint assembly for connecting together fiberglass cylindrical pipe and duct sections up to about one hundred and twenry inches in diameter. An internal tubular slip...
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6398264 |
Thermally activated joining apparatus
A thermally activated joining apparatus is provided for reversibly joining piping components of a fluid management system. The joining apparatus includes a thermally activated sealant layers for...
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6394501 |
Structural assembly device
A structural assembly device and method for securing together a pair of surfaces of two fusible materials wherein an electrically conductive thermal element is located between the surfaces which...
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6364367 |
Weldable clamp for a pipe made of thermally weldable material
A clamp of a thermally weldable material for a pipe of a thermally weldable material has two segments surrounding the pipe in a position of use of the clamp. The segments have heating mats of...
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6309890 |
Locking structure for securing a fluid transfer tube
A test sample card is provided with a locking feature for achieving a positive, locking engagement with a transfer tube that conducts fluid into the interior of the test sample card. The locking...
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6293594 |
Joining a winding to a connector using a transition ring
A technique for joining an elongated wound element and a mating connector of a body implantable lead assembly comprises the steps of causing an end portion of the wound element to abut against a...
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6199916 |
Spin welded fluid connector
A joint between a fluid connector body and a plastic tube is formed at least in part by spin welding, wherein the portion of the connector which is configured to receive the tube defines inner and...
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6135508 |
Pipe fitting with thermoelectric adhesion
A pipe fitting for pipelines comprises at least one seating (12) for receiving the end of a pipe to be coupled. The seating surface which is intended to come into contact with the surface of the...
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6131954 |
Weldable couple for electrofusion coupling of profile wall thermoplastic pipes without a separate coupler
A method and apparatus are disclosed for a thermoplastic profile wall pipe joint or weld assembly without the use of a coupler to provide for a leak free pipe joint with substantially flush...
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6000436 |
Fluid conduit systems and methods for making
Multilayer fluid conduits are formed by adhering to a tubular outer surface of a metal pipe, a thermoplastic outer layer. The outer layer permits ends of the multilayer conduit to be joined...
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5988689 |
Heat-shrinkable electrofusion fittings and methods
The present invention provides improved heat-shrinkable electrofusion fittings and methods. The fittings are basically comprised of an electrically heatable tubular plastic outer member which is...
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5984369 |
Assembly including tubular bodies and mated with a compression loaded adhesive bond
An assembly mating first and second tubular bodies is disclosed. The mating assembly includes at least a sleeve structure forming a part of the first tubular body and defining an inner receptacle...
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5975587 |
Plastic pipe repair fitting and connection apparatus
A repair fitting is provided for sealably connecting ends of a pipeline, when a damaged section of the pipeline has been removed. In a preferred embodiment, the pipeline ends are connected using...
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5927757 |
Hose assemblies
A vacuum cleaner hose assembly has a corrugated, flexible hose with fittings at opposite ends for connection to the vacuum cleaner suction inlet and to a cleaning head. A tube or cable extends...
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5890745 |
Micromachined fluidic coupler
A method for producing a microfluidic coupler includes the step of producing a first mask on a top surface of a wafer. The first mask defines an insertion channel pattern selected to correspond to...
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5775736 |
Plastic pipe fittings
A reinforced plastic pipe fitting is made by using interference fit techniques to apply an outer pipe over a straight section of inner pipe. Appropriate sections of the outer pipe are then cutout....
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5772824 |
Process and means for welding corrugated tubes and/or compound tubes and weld connection produced thereby
In a process for the connecting of plastic tubes the wall of which has a corrugated cross section by electro-thermal welding, filling cores of plastic are inserted in the corrugation troughs of the...
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5752725 |
Joint
A joint between two hollow pipes is formed by inserting the pipes into a sleeve. The sleeve is made of a similar or compatible material to that of the pipes which are to be joined. The inner...
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5730472 |
Flangeless pipe joint and a process for manufacturing such a joint
A flangeless pipe joint for polymer-lined piping in which the piping is joined by a coupling and the lining is slip, loose, interference or swaged fitted into the pipes and joined at the ends...
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5690148 |
Closure fitting and flexibility support assembly for double-containment piping systems
In a closure fitting assembly two identical fittings are adapted to be coupled together in a mirror-image relationship for closing a gap between containment components in a double-containment...
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