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WO/1995/021348A1 |
A connector device comprising a connecting part (2) surrounding and attached to the end of a tube (1). The side of the connecting part (2) adjacent the end of the tube (1) comprises an annular recess (5) engaged by a collar (8) of the tu...
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WO/1995/020122A1 |
The present invention hose assembly (10) having a distortion limiting wall for creating a dynamic seal comprises a seal (14), a male hose subassembly (12) and a female hose subassembly (16). The seal (14) is concentrically mounted within...
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WO/1995/018934A1 |
A screw-threaded connection incorporates dual synchronized threads (14, 16, 18, 20), that is, one connection element has a set of external male threads (14) that mates with a corresponding set of internal female threads (16) on the matin...
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WO/1995/013903A1 |
A unitary assembly (10) of tubing (12) and an end fitting (14). The end fitting (14) includes a threaded fastener fitting (18) having a tubular bore (28, 30) extending therethrough. A conical transition (26) is coaxially provided to the ...
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WO/1995/010005A1 |
A grid-type aeration system with diffusers mounted and spaced longitudinally along air distribution conduits (74, 76) that are submerged in waste water and secured to and above the floors of the aeration tanks. The conduits (74, 76) are ...
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WO/1995/009317A1 |
Pipe coupling comprising a nut (2) cooperating with the thread joint (34) of one of the end pieces (1) by drawing against the latter a second endpiece (31) belonging to the other pipe. A movable locking member (4), biased by a spring (5)...
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WO/1995/006219A1 |
A reduced resistance bead seal (28, 108 or 180) is integrally formed on a mounting surface of one of two matingly engageable members (12, 80, 104, 100 or 142, 160) to form a leak-free seal between the two members despite any eccentricity...
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WO/1995/003508A1 |
A coupling for engagement with the outer surface of a polymeric pipe, having a sub-assembly of a compression sleeve (24), a resilient gasket ring (18) permanently attached to the inner end of the compression sleeve (24), a gripping membe...
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WO/1995/000376A1 |
The present invention relates to security devices serving as immobilisers. In a first aspect, the present invention relates to the security of plant machinery, especially plant machinery including hydraulically-operated devices. In secon...
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WO/1994/027079A1 |
A liquid tight connector (10) for pass through cable, tubing or rods (26) includes a body (11), a compression nut (23) and a gland (15). There are fingers (20) on the body (11) with flats (21) and triangular ends (22) which cradle the gl...
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WO/1994/024466A2 |
A fitting body is provided with a lip that protrudes radially from at least one of the side walls of the seal groove in the sealing face toward the other side wall to form an undercut whereby an annular seal is trapped axially behind the...
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WO/1994/018904A1 |
A syringe tip (114) is locked into a three-way dental handpiece body (12) by means of a syringe tip locking assembly (115) that screws into a threaded receiver (13) in the body of the handpiece (12). The locking assembly (115) comprises ...
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WO/1994/015131A1 |
The invention relates to a connector for use in a pipe coupling system, comprising a body characterized by at least two integral parts (2, 3, 40, 50) which define a toroidal seating for an inner pipe of the pipe coupling system, whereby ...
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WO/1994/008170A1 |
The present invention is a high pressure quick connector (20) especially for use in connecting brake lines of a vehicle. The connector includes a housing (22) which selectively receives a tube retainer cap (24). Retaining means (48) such...
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WO/1994/004863A1 |
A fitting or fitting assembly (10) is provided that comprises a fitting body (20) having an enlarged first end (22), a nut (40) having a circumferential ridge that has a diameter less than the first end of the fitting body so that the fi...
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WO/1993/025837A1 |
The invention concerns a pipe connection system in which the pipe (3) is secured by two threaded components (1, 2) screwed together and a shaped-section ring (4). Essential to the invention is the fact that the end of the shaped-section ...
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WO/1993/017266A1 |
A secondarily contained underground piping system which interconnects at least one underground storage tank (TS¿1?, TS¿2?, TS¿3?) dispensing pump to at least one above-ground dispensing unit. The system includes an originating chamber...
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WO/1993/014294A1 |
A connector (301) is provided for coupling a tubular member (303) to a selected apparatus. The tubular member (303) has inner and outer surfaces (305, 307) and terminates at an end (311) with the inner surface (305) at least in-part defi...
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WO/1993/013868A1 |
Mechanism for adjustably oscillating two separate rows of water fountain nozzle assemblies (10). The mechanism includes a pair of push rods (20, 30) being driven in opposite directions and each push rod (20, 30) being connected to each n...
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WO/1993/008870A1 |
A coupling assembly, in particular for a cryogen supply line for cryosurgical apparatus, comprises a male coupling member (14) and a female coupling member (12). Sealing means for the assembly comprises a first rubber O ring (24) located...
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WO/1993/008423A1 |
The present invention relates to an improved hydraulic coupling which forms contact seals to fluidly connect a tapered port (201) with a tube (203) having a threaded connecting portion (202). The contact seals may be metal-to-metal seals...
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WO/1993/007413A1 |
The present invention relates to face seal fittings for conduits or glands (10, 12) which employ metal gaskets (14). The fitting of the invention uses two annular end formations (32, 34) on each conduit end wall (28, 30) which sequential...
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WO/1992/019897A2 |
A fitting particularly suited for use in an ultraclean environment or a very clean room. The fitting consists of tubular members (27,29) or glands having annular sealing beads (23,25) which project from concentric radial sidewalls and a ...
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WO/1992/015816A1 |
A new capture device comprising a plurality of axially extending tangs (42) on one (10) of a pair of complementary fittings (10, 14) in a fluid coupling and a polygonal circumferential groove (20) on the other fitting (14) adapted to eng...
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WO/1992/007213A1 |
In a system for providing a direct sealing connection between flat coupling hardware (29) and VCR-type coupling hardware (25), a gasket (11) is provided having a conical inwardly facing side surface (17) to engage the toroidal projection...
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WO/1992/000484A1 |
A compression coupling for coupling pipes together comprises a union nut (10) having an internal thread (11) into which an external thread of one pipe (9) is screwed. The nut (10) has a flange (12) having a circular aperture of smaller d...
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WO/1991/014895A1 |
A pipe coupling (20) including a coupling body (26) and swage rings (22, 24) for urging over the coupling body (26) in order to secure the pipes (28, 30) together. The coupling body (26) includes a main sealing tooth (60) with an outboar...
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WO/1991/012456A1 |
A pipe connection for transition between a water pipe (2) and a tap fitting (3) comprises a tubular coupling part (5) in which there is screwed a threaded bush (7). The pipe (2) is surrounded by the pipe connection and is tightened by me...
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WO/1991/012458A1 |
A tube union for coupling the ends of a pair of tubes (13, 14) which are butted together includes a sleeve (10) and two swaging collars (25) about the sleeve without other components. Grooves (16) and lands (15) in the sleeve mate with a...
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WO/1991/011648A1 |
Mechanical constriction of pliable pipes (1), for example, annealed copper pipes or pipes of plastic, a corrugated fitting sleeve or connecting piece (3) on, for example, a T-pipe, bend or equipment such as, for example, valves, takes pl...
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WO/1991/007617A1 |
A coupling device for metal tubular members subjected to pressure where abutting coupling members (10, 30) define a V shaped groove (18, 42). A metal annular V shaped sealing member (52) constructed from resilient metal is disposed in th...
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WO/1991/001466A1 |
A tube assembly (10) is formed by placing a sleeve member (12) over an end portion (34) of a tube (18) and then placing the tube (18) and sleeve (12) in a die (36). A movable punch (44) is then pressed against a projecting end portion (3...
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WO/1991/000471A1 |
This invention relates to a joint mechanism of pipes having high maintainability for a pipeline disposed in a building or a buried object. An insertion member is interposed between the pipes or between the pipe and equipment to be connec...
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WO/1990/010170A1 |
A technique for making a connection to an object, for example a tube (20), comprises positioning a shape memory alloy collar (2) aroung the tube (20) the collar (2) having two circumferentially extending teeth (6, 8) formed in its intern...
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WO/1990/009539A1 |
An assembly for forming a mechanical connection to an object, such as a tube within a hydraulic system, comprising a transversely heat-shrinkable shape memory alloy collar (4) having an axially facing surface, a ring (6) having an axiall...
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WO/1990/007671A1 |
A pipe coupling for connecting a pipe (6) to a fitting (5). The coupling comprises an annular assembly (1) incorporating a gripping ring (4) for inserting into a radial gap between the pipe (6) and the fitting (5), and means (8, 9) for a...
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WO/1990/007076A1 |
A bonding jumper (74) is mounted on one facing surface of first (38) and second coupling means (40) which are threadably interconnected. The bonding jumper (74) has a plurality of resilient detent members (92) for bearing against the fac...
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WO/1990/002287A1 |
A fitting assembly of the type specifically designed to be used in combination with the gripping, fitting and otherwise interconnection of conduits intended for the containment and flow therethrough of high pressure fluids. The fitting a...
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WO/1990/001131A1 |
A fitting assembly of the type specifically designed to be used in combination with the gripping, fitting and otherwise interconnection of conduits intended for the containment and flow therethrough of high pressure fluids. The fitting a...
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WO/1989/012190A1 |
Said radial pressure seal consists of a sealing unit (A), having a dynamically balanced radial sealing lip extending outwardly or inwardly (1, 1'), and of a second sealing unit (B), having a counter-surface which can be cylindrical (4), ...
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WO/1989/011058A1 |
A mechanism for connecting thin-walled stainless steel pipes via a joint simply and reliably at a site of piping work. The detailed construction of the mechanism is as follows: angular projections are formed on the outer circumferential ...
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WO/1989/009904A1 |
The present invention relates to a pipe coupling, designed as a thread jointing having a male part (1), a female part (7) and a jointing ring (11), disposed therebetween, which parts are coaxially disposed and penetrated by the coaxially...
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WO/1989/007221A1 |
A clamping joint for pipes (45) comprises a coupling housing (46), a clamping ring (20) and a male fitting for pipes (19) or a union nut. The inner face of the coupling housing (46) has an inner conical surface (51) with a very small con...
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WO/1989/007220A1 |
An improved tubing connector assembly for coupling flexible tubing (18) and forming a fluid tight seal is described. The tubing connector assembly includes a connector (12) threadably engaging a nut (20) to full enclose a ferrule (28) an...
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WO/1989/006330A2 |
The same size and weight of tubular products, but in different grades of material, are made for universal connection but with seal areas that differ appropriately for adequate sealing without overstressing the connection members for the ...
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WO/1989/004937A1 |
A universal coupling (10) is described which can be connected to the outlet (14) of a variety of water faucets (16) regardless of the design or cross-sectional shape of the faucet outlet. In one embodiment the universal coupling can be c...
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WO/1989/003495A1 |
The connector according to the invention is intended to provide for a sealed connection between two tubular elements arranged end to end and respectively provided with two tubular connecting ends (12, 13), the sealing being obtained by c...
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WO/1989/001586A1 |
The invention relates to a fire resistant coupling for a pipe comprising a coupling body (2) having an opening therein for receiving the pipe (1), a flexible gasket (6) for sealing the gap between the coupling body (2) and the pipe (1), ...
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WO/1988/009864A1 |
A technique is disclosed herein for coupling the joint (32) defined by adjacent ends of a pair of relatively rigid straight pipes (12) forming sections on an overall string (16) of pipes which in operation is intended to bend to a limite...
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WO/1988/004385A1 |
Fire resistant pipe couplings, the coupling comprising a coupling body (2) having an opening therein for receiving the pipe (1), a flexible gasket (6) for sealing the gap between the coupling body (2) and the pipe (1), and means (3) for ...
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