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| Number | Title | Issue Date |
| 5395472 | Lining system and methods for installing plastic liners in a pipe A method for installing plastic liners in pipes includes the steps of providing a plurality of cylindrical tubular liners of plastic material of predetermined diameters. Ribs extend radially between the liners. The liners are deformed or collapsed to redu... | 03/07/1995 |
| 5393481 | Lining of pipelines or passageways The lining of a lateral pipe which leads into a main pipe is achieved by everting a resin impregnated tubular lining through an elbow in the main pipe, eversion being accomplished by a fluid under pressure supplied through a pressure pipe, the elbow being... | 02/28/1995 |
| 5393103 | Method and coupler for joining conduits and a method of making the coupler A method of joining conduits includes using a coupler, which includes a pliable tubing and a pair of end sleeves. The coupler is attached to the ends of a pair of conduits by flexing the tubing to cause the coupler to flex into proper alignment and connec... | 02/28/1995 |
| 5384086 | Lining of pipelines or passageways The method provides that a pipeline (10) or passageway (10) wall is coated using a backstop means, a body of resinous material (6) and an everting tube (5). These items are located inside the passageway to be lined and moved there along with the backstop ... | 01/24/1995 |
| 5380433 | Hollow fiber membrane separation device with a housing made from a flexible material The present invention is a hollow fiber separation assembly having one or more bundles of hollow fiber membranes with a tubesheet at each end enclosed by an end cap. An impermeable housing, preferably made from a flexible polymeric material, most preferab... | 01/10/1995 |
| 5376085 | External urinary catheter having integral adhesive means An external urinary catheter having integral adhesive means. The external urinary catheter includes (a) a single tubular sheath having a unitary construction made of silicone rubber, the silicone rubber having an inner surface and an outer surface; and (b... | 12/27/1994 |
| 5374174 | Apparatus for/installing a liner within a service pipe or the like An improved apparatus particularly well adapted for installing a liner within a service pipe having an access end and a terminal end, the liner having a part which is everted and then inflated by the insertion of a fluid thereinto, the fluid being thus in... | 12/20/1994 |
| 5368809 | Method of installing a new pipe inside an existing conduit by progressive rounding A thin, flexible tubular membrane provides a heat containment tube for inserting into and inflation within an underground conduit to be repaired. Folded rigid thermoplastic pipe is inserted into the tube while not and flexible. The tubular membrane is pre... | 11/29/1994 |
| 5368669 | Method of lining a pipeline A method of lining a pipeline 24 intended to carry gas, oil, water, sewage or chemicals in which a cross-linked polymeric liner pipe 10, which has been reduced from its original diameter to a lesser diameter or to a shape of reduced maximum dimension, is ... | 11/29/1994 |
| 5366575 | Permanent marking article and method of application A permanent marking article for use with an elongate object, consisting of a strip of transparent polymeric film having an upper and a lower surface, at least a portion of the upper surface being imprintable, the polymeric film being fusible to itself wit... | 11/22/1994 |
| 5364377 | Fluid coupling and the method of manufacture A fluid coupling for connecting a plurality of fluid sources to a single-bore outlet member, said coupling comprising a plurality of tubes (44, 46, 48) mutually conjoined within a connector (42) for attachment of said outlet member, each said tube extendi... | 11/15/1994 |
| 5358589 | Lining of organism deposit-inhibiting structure The invention provides a method for the lining of an organism deposit-inhibition structure, which enables that structure to be easily lined to an application surface, has superior characteristics to inhibit deposition of organisms and durability, dispense... | 10/25/1994 |
| 5358359 | Apparatus for everting a tube In a tube eversion apparatus having a chamber in which eversion pressure is produced, that pressure is controllably sealed by providing curtain means communicating with the chamber through which the eversion tube slides and by providing inflatable means, ... | 10/25/1994 |
| 5356709 | Non-PVC coextruded medical grade port tubing The present invention provides an improved coextruded medical grade port tubing. The medical grade port tubing provides characteristics that are desirable in the medical industry and therefore can be used as a medical port tubing in, for example, renal th... | 10/18/1994 |
| 5356502 | Method for lining a branch pipe A method for lining a branch pipe comprising the steps of: preparing a tubular liner bag by sewing a rectangular nonwoven resin-absorbent fabric into a tubular shape with one end closed; attaching an impermeable plastic film over the external surface of t... | 10/18/1994 |
| 5348603 | Composite/metal hybrid rocket motor case and methods for manufacturing A composite/metal hybrid rocket motor case made by rolling sheets of continuous, unidirectional fiber reinforcement pre-impregnated with an uncured, thermoset or thermoplastic resin about the mandrel using a tube rolling machine to form a liner having dis... | 09/20/1994 |
| 5346658 | Method for installing a pipe liner A method for installing a pipe liner in a pipe includes the steps of reducing the diameter of the liner, so that it can be positioned within the pipe, installing the liner in the pipe, enlarging an upstream end of the liner, disposing a liner expander wit... | 09/13/1994 |
| 5336351 | Method for connecting a pipe connector to a hard plastic pipe A flexible pipe connector is disclosed for connecting to a hard plastic pipe. The flexible pipe connector, preferably made of polyethylene, has a tubing member which defines a cylindrical wall with inner and outer surfaces, the cylindrical wall having a m... | 08/09/1994 |
| 5330449 | Catheter strain relief device A strain relief device for use at a tube/hub junction of a tubular device such as a catheter. The strain relief device forms a lumen which may have a reduced diameter at a distal section thereof which can cooperate with the outer diameter of a catheter tu... | 07/19/1994 |
| 5322653 | Method of repairing buried sewage pipes A method of repairing a damaged (e.g., cracked) portion of a buried sewage pipe by permeating one or more layers of fibrous material with a hardenable plastic compound (such as epoxy resin), convoluting the thus obtained mat around a radially expandible l... | 06/21/1994 |
| 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 strength to transmit torsional and axial loads between the meta... | 06/21/1994 |
| 5314553 | Fiber-reinforced resin member and method of producing the same A fiber-reinforced resin member of the present invention comprises a solid or hollow rod member (2) made of a fiber-reinforced resin material (5, 6), a soft metal layer (3) formed on the outer periphery of the rod member by squeezing a soft metal on the o... | 05/24/1994 |
| 5314552 | Breakaway plug ultrasonically bored from first thermoplastic part & ultrasonically bonded to surface of second thermoplastic part A method of providing an assembly of thermoplastic parts, which are separable upon the application of a predetermined force, includes assembling at least two thermoplastic parts in an overlapping relation and using an ultrasonically resonant horn for cutt... | 05/24/1994 |
| 5308009 | Photographic film cassette and light-trapping method for the same A photographic film cassette has a spool with photographic film wound thereon. A pair of velvet ribbons is attached to inside faces of a passageway of the cassette shell so as to prevent light from entering the cassette shell through the passageway. Rotat... | 05/03/1994 |
| 5301610 | Method and apparatus for making spiral wound sleeves for printing cylinders and product thereof A printing sleeve for a flexographic printing process is prepared by spirally winding successive adhesive coated tapes onto a forming mandrel such that the outer tape covers the seam in the previous layer, providing heat to the thermoplastic adhesive laye... | 04/12/1994 |
| 5296073 | Method 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 |
| 5296067 | Process for production of a seal for the frame of an aperture of the body of an automobile A seal for the frame of an aperture of the body of an automobile, wherein the seal includes a reinforced grip-forming channel section of a U-shaped cross-section in a thermoplastic material, and a tubular sealing element in a resiliently deformable materi... | 03/22/1994 |
| 5290620 | Structure of attaching a member adapted to be adhered to a subject member A member to be adhered is provided with a body having a bonding surface on which an adhesive is applied, and a non-bonding surface from which a grip portion is integrally formed, allowing insertion of the body into a sealed member.... | 03/01/1994 |
| 5290387 | Device for welding tubular components of plastics material A device for manufacturing a welded connection of tubular components of plastics material. The ends of the components to be connected are axially aligned and held to abut with the end surfaces. The ends of the tubular components can be heated by a foldabl... | 03/01/1994 |
| 5289781 | Corrugated pallet leg and method There is disclosed an improved corrugated pallet having pallet legs attached at various points of attachment. The field of invention relates to a corrugated cardboard pallet of the type generally formed by a pair or more of pallet decks which are stacked ... | 03/01/1994 |
| 5288359 | Method for adhesively bonding close fitting components A method for adhesively bonding an at least partially hollow first member to a second member received interiorly of the first member. Adhesive is applied to the second member and allowed to attain a substantially nonflowable condition. The first and secon... | 02/22/1994 |
| 5282916 | Method and apparatus for making drip irrigation devices A method and apparatus for making a drip irrigation device by continuously extruding a tube and simultaneously feeding a plurality of dripper units in succession within the tube as it is extruded. Each dripper unit is arrested as it arrives at a first loc... | 02/01/1994 |
| 5281288 | Tape for affixing a grip and process for using same A double sided tape comprised of a carrier which is coated with a first pressure sensitive adhesive which is a water swellable adhesive that contains a lubricity component that temporarily, so long as water is present, imparts a high degree of slip to the... | 01/25/1994 |
| 5280811 | Method of softlining sewer rehabilitation The present invention provides a novel method for softlining rehabilitation of pipe conduits in which the lining hose comprises an inner layer of resin-absorbing material and an outer layer which is a disintegrable coating. The outer layer initially allow... | 01/25/1994 |
| 5275208 | Flexible hose construction and method of making the same A flexible hose construction and method of making the same are provided, the flexible hose construction comprising an inner corrugated hose made of polymeric material and having a plurality of outwardly convex projections with recesses therebetween and ex... | 01/04/1994 |
| 5268014 | Method of making robust fiber optic coupler After a plurality of optical fibers are fused to make a fiber optic coupler, the ends thereof are glued to a substrate to provide the outwardly extending fibers with adequate pull strength. The glue can flow from the point of application toward the fused ... | 12/07/1993 |
| 5265981 | System and method for rehabilitating a manhole, and manhole rehabilitated thereby A liner assembly for a manhole comprises a multiple ply generally cylindrical tube. The outermost ply is adapted for being impregnated with material for rigidifying and bonding the outermost ply to a manhole. The innermost ply is adapted for being impregn... | 11/30/1993 |
| 5261991 | Composite tubular elements and methods of fabrication The present invention relates to a unique fiber-reinforced metallic tubular element, along with a unique method for producing such tubular elements on a production basis. The tubular element includes a cylindrical aluminum tube surrounded by a fiber compo... | 11/16/1993 |
| 5261764 | In situ conversion of a single walled tank to a double walled tank A method for in situ conversion of an original single walled tank 10 into a resultant double walled tank 24 for storing a material 14 is disclosed. The resultant double walled tank 24 has an outer wall 22 and an inner wall 26. Each wall 22 & 26 of the dou... | 11/16/1993 |
| 5258088 | Golf grip assembly process A golf grip assembly process which includes coating a sleeve with a layer of soluble phenol-acetaldehyde resin over the inner surface thereof, and spraying a solvent over the layer of soluble phenol-acetaldehyde resin with before the insertion of a rod fo... | 11/02/1993 |
