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5556497 Fitting installation process  
A molded plastic vessel is provided with a fitting or other attachment after molding and before winding of the vessel. The fitting is provided with a plastic insert. The insert and a wall of the...
5556494 Process for manufacturing and reconditioning a reusable barrel of synthetic resin  
For producing the bunghole barrel (1) utilized as a multiple-trip barrel, a continuously extending heating tool is placed under pressure on the border (18) of the barrel body (2) from above, and a...
5554248 Method for manufacturing a livestock feeder  
A method for manufacturing a livestock feeder for retaining hay so that livestock can consume the hay without trampling thereon is disclosed which includes forming a plurality of leg members and a...
5552005 Method of constructing a seamed flexible imaging sheet  
A flexible imaging sheet and a method of constructing a flexible imaging sheet is disclosed. The method of constructing a flexible imaging sheet comprises a step of overlapping, a step of joining,...
5543002 Method of manufacture of hollow fiber filter cartridge with porous ring  
A method of sealingly coupling a hollow fiber bundle having first and seconds ends to a porous collar having first and second peripheral edges, at least one of which is coupled to the inner ledge...
5531848 Method of manufacturing of hollow fiber cartridge with porous ring  
A method of sealingly coupling a hollow fiber bundle having first and seconds ends to a porous collar having first and second peripheral edges, at least one of which is coupled to the inner ledge...
5527579 Wood surface layer for a parquet and method for manufacturing the same  
The invention relates to a wood surface layer for a parquet and a method for manufacturing the same. A piece of fresh wood is cut in the cross-grain direction into slices or blocks which are...
5522001 Optical fiber coupled devices and method of assembling same  
An optical device, e.g. a signal generator adapted to provide an optical signal to a fibre tail or to a socket adapted to receive a fibre tail, is assembled by two thin films of adhesive. One film...
5507900 Continuous polymer and fabric composite and method  
A method for making a polymer and fabric sheet composite has been developed that can provide large surface area coverage. The fabric is backed by a polymer sheet with a strip along the edge not...
5503887 Conductive woven material and method  
A conductive woven material (2) being conductive, and preferably equally conductive, in all directions is made using woven fabric (4) having conductive weft fibers (10). The material is produced...
5494318 Secondary containment system  
A secondary containment piping system is composed of a plurality of modules of concentric pipe. The inner pipe carries fluid being transported, and the outer pipe provides secondary containment of...
5489403 Method for welding pipe pieces made of thermoplastics  
In a method for connecting pipe pieces of corrugated pipes to form a pipe, which is to be used in particular as a protection pipe for communication cables or light wave guides, external pipe...
5453150 Carpet seaming apparatus and method  
A carpet seaming system and method include a seaming tape iron, a hot melt carpet seaming tape and a method of installation wherein seam peaking is minimized. The seaming iron has a grooved base...
5445309 Method for making a joint between a main pipe and a branch pipe and apparatus for use in the method  
In a method for making a joined pipe, a main pipe is cut so that two V-shaped edges of a right angle are formed in the diametrical positions on the periphery of the main pipe, and a branch pipe is...
5439546 Process for welding profiles, in particular plastic profiles  
A method for welding a first member and a second plastic member, the first member having a first surface and the second member having a second surface which are to be welded to each other, the...
5439636 Large ceramic articles and method of manufacturing  
A large ceramic substrate article for electronic applications including at least one layer of sintered ceramic material, the layer including a plurality of greensheet segments of ceramic material...
5431762 Method for joining spirally wound thermoplastic pipes together  
A method for joining spirally wound thermoplastic pipes is disclosed. The method includes providing a first spirally wound thermoplastic pipe and a second spirally wound thermoplastic pipe,...
5427643 Method of using an adhesive tape for overcoating splices in polymer coated metal tapes and method of using the same  
An adhesive tape is provided for overcoating splices in polymer coated metal tapes, which comprises a plastic film that serves as recoating material, a layer of adhesive applied to one face of...
5421944 Gasket welding apparatus and method  
Bevelled end edges (37, 38) of gasket lengths (21, 36) are fused into miter joints (39) at corners (18) by welding apparatus having jig and clamp sets (64) on plates (49, 50) that are mounted on...
5410131 Welding connection assembly for heat-fusing plastic tubes  
An interlaced meshed resistance network having one or more continuous wire conductors is formed from a tubular wire network cylinder folded over itself in order to have a double thickness into a...
5403413 Apparatus and method for manufacturing surface fastener bands  
An apparatus and method for manufacturing surface fastener bands having opposite end portions provided with mating multiple fastener elements including a pair of grippers for moving the opposite...
5370835 Method of manufacturing rectangular frames  
A method of manufacturing rectangular frames made of plastic materials, in which at least two four-head welding machines arranged on a turntable are alternatively fitted out with four plastic...
5336346 Method for forming an adhesively bonded seam between resiliently compressible fabric sheets  
An apparatus for forming a butt seam between opposed edges of resiliently compressible fabric sheets, such as foamed neoprene for wet suits and dry suits. The apparatus includes fabric...
5329094 Portable radiant heater for performing splices in waterstop  
A portable radiant heating apparatus is provided for performing splices in waterstops. The heating apparatus includes a pair of radiant quartz heating elements that are mounted intermediate the...
5328541 Method of welding tubular products of polyarylene sulfide and welded tubular structure  
A pair of tubular products of polyarylene sulfide having end faces to be welded are welded to each other by heating the end faces by a hot plate in no contact with the end faces to a surface...
5322584 Method for making wooden tile  
Wooden tiles including a plurality of smaller rectangular blocks, flat grain or preferably end grain, are made by providing in each block at least one lateral groove extending parallel to and...
5322580 Bonding of thermoset composite structures to metal structures  
A method to bond metallic structures to thermoset composite structures is described. Various construction details have been developed which provide a method for producing a bond of sufficient...
5306377 Mold including a low thermal inertia heater and method of using same  
A mold, having a mold cavity commensurate with the shaping, forming or welding to be made, includes an RF energized heater in close proximity to the mold cavity for heating plastic tubing placed...
5300162 Process for the production of an optical coupler for polymeric optical fibers  
In a process for the production of an optical coupler for polymeric optical fibers using ultrasound welding, the fibers are warmed, before the welding, to a temperature of from 50° to 250° C. for...
5298713 Process for welding thermoplastic materials with projection of hot gas  
The process of welding at least two elements of thermoplastic materials includes the step of heating, for projection on the welding area, a flow of projection gas comprising at least 20% helium,...
5279685 Total containment device for connect/disconnect of plastic tubes  
A device for selectively connecting and disconnecting plastic tubes includes a welder. A carriage is located in the welder for conveying a heated wafer through the welder. A pair of arms is...
5252154 Gasket system  
The present invention relates generally to window glazing systems, particularly for high-rise commercial buildings. More specifically, the gasket system of the present invention is directed to a...
5248359 Sterile entry/exit total containment process for closed systems using plastic tubes  
A process for sterile entry/exit into a closed system permits safe addition of reagent/nutrient/process modules, etc., removal of biological samples or depleted process modules such as filters,...
5246534 Apparatus for end face welding of plastic parts  
An apparatus for end face welding of plastic parts that includes two spaces clamping devices for retaining the plastic parts, a heating device movable into an operative position between the...
5244449 Apparatus for feeding a continuous plastic film  
According to the invention, an apparatus is provided for feeding a continuous plastic film from a source of supply to a plastic film processing machine such as a plastic bag making machine and the...
5240537 Method for manufacturing a soft tip catheter  
A catheter and a method of manufacture of a catheter which includes a relatively rigid body and a relatively soft tip for decreasing the likelihood of injury or damage to tissue such as the wall...
5240536 Method for manufacturing hollow air spoiler  
A method for manufacturing a hollow air spoiler comprising the steps of setting upper and lower parts molded from thermoplastic synthetic resin material by the injection molding method to upper...
5226995 Method and apparatus for joining plastic optical fibers  
Apparatus and method for joining two ends of plastic optical fibers after the ends have been formed, preferably cut at a bias. The ends are pushed together within a tightly fitting quartz tube and...
5225030 Device for heated wedge pressure draw welding of separating seams of a composite plastic profiled hollow section  
A device for heated wedge pressure draw welding of separating seams of a composite plastic profiled hollow section. The device is drawn through the hollow chamber of a plastic profiled hollow...
5215614 Method for manufacturing a catheter  
A method of making a catheter is provided. The catheter has an atraumatic portion at the distal end of a catheter having the stiffness and torque resistance required of a catheter such as that...
5198300 Heat bond seaming tape  
A heat bond seaming tape has a base formed of a strip of paper or paper-like material. A strip of an open mesh material is adhered to the base strip and is disposed in substantially symmetrical,...
5193549 Inflatable cuff  
Disclosed is a bladderless inflatable cuff comprising an inner compartment defined by a film, said inner compartment being closed except for an opening through which air may enter and exit said...
5188697 Process and device for welding of tubular plastic parts  
Device for joining of tubular parts (10, 11) made from plastic, especially polyvinylidene fluoride, polypropylene or polyethylene, in which aligned parts (10, 11) exhibiting about the same...
5185049 Apparatus for welding together dual containment pipe sections  
A new and improved method and apparatus is provided for welding together abutting end faces of adjacent dual containment pipe sections of the type described while an elongated flexible cable is...
5160396 Low thermal inertia heater  
A mold, having a mold cavity commensurate with the shaping, forming or welding to be made, includes an RF energized heater in close proximity to the mold cavity for heating plastic tubing placed...
5160559 Method for forming a guide catheter tip bond  
A method for forming a guide catheter with a deformable tip includes setting a mating distal end of a tubular member against a mating proximal end of a soft, deformable tip to form a butt joint....
5158630 Total containment welding or plastic tubes  
Plastic tubes are welded by placing a pair of tubes in a pair of aligned holders with each tube folded toward itself. A wafer is movably mounted in the gap between the tubes and is heated to cause...
5137591 Conductive polymeric heater  
A method and article for joining two substrates or repairing a substrate comprising positioning in thermal contact with and surrounding the substrate(s) a tubular article comprising conductive...
5124533 Pivotable clamping electrical heating device for a thermoplastic pipe welding jig  
A heating device for a welding jig having two guide arms for welding together plastic pipe comprises two semi-circular electrical heating plates joined at one end by a pivotal or adjustable...
5098513 Apparatus for joining members made of thermoplastic material and heating device for use therewith  
A method and apparatus for joining members made of thermoplastic material are provided wherein cut edges of such members and portions of the members adjoining the edges are heated to a selected...