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WO/1997/044607A1 |
An end fitting (30) for a water supply pipe of a sprinkler system is in the form of a hollow tubular body (32) having an internal cavity which progressively decreases in cross-sectional area from an end (38) of the body (32) attached to ...
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WO/1997/044603A1 |
A sealing gasket (20) for a segmented pipe coupling includes radially extending, axially spaced sealing lips (22) interconnected by an axially extending bridge member (24) which has at least one aperture extending through the bridge memb...
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WO/1997/043571A1 |
A pipe coupling has an elastomer packing collar (5) arranged in a closable housing (4) with radial end walls (14) and comprising two axially spaced apart ring-shaped beads (6) which project radially inwards and sealingly lie against a pi...
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WO/1997/039236A1 |
A pressure line (1) from an injection pump has a fine-pitched male thread (5) at its other end (4) for connection to a nozzle holder (3). The male thread (5) of the end (4) of the line is screwed into a threaded drilling (2) of the nozzl...
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WO/1997/016674A1 |
A fluid flow connector for connecting conduits carrying high pressure production fluid, the arrangement comprising a first member (1) carrying a connecting end of the one of the conduits, a second member (2) carrying a connecting end of ...
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WO/1997/016670A1 |
A composite gasket (1) arranged to be frictionally fitted around a rigid tube end (2) designed for insertion into a part (3) provided with an aperture (4) in the form of a cylindrical bore for coupling with the tube end. The gasket compr...
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WO/1997/016667A1 |
A dynamic sealing arrangement for connectors carrying high pressure fluids such as are used in the oil and gas industry for transferring production fluids from drilling installations to transport vessels. The sealing arrangement comprise...
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WO/1997/016668A1 |
A monitoring system for a fluid flow connector (1, 2) such as for oil or gas production flow is able to maintain the integrity of the seal at a junction between fluid conduits (33) and generate a warning signal or activate a secondary se...
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WO/1997/016675A1 |
A connector arranged for high pressure fluid carrying conduits comprises a central core (1) having at least one fluid passage such as an integral bore (31), formed therein and an outer member surrounding the central core and being moveab...
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WO/1997/004345A1 |
A casing, e.g. for a cable splice closure, comprises: (a) first and second parts, each of which has a peripheral flange, and (b) a clamping member in the form of a split ring which, in use, is placed around the flanges of the first and s...
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WO/1996/015330A1 |
The proposed concealed siphon comprises a housing (1) provided with an inlet opening (3) and an outflow opening (4); and an L-shaped immersion pipe (7) which can be fitted in the housing (1). An approximately horizontal inlet pipe sectio...
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WO/1996/007046A1 |
Pipe coupling having an essentially cylindrical housing (1) with radially inward directed end portions, said housing being provided with a longitudinal dividing slit (3) and being contractible circumferentially by means of clamping bolts...
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WO/1995/032380A1 |
A suction apparatus seal (34) for portable paint spray guns having a suction apparatus (32) received via mating conical surfaces in a salient inlet port (28), the seal formed of resilient, low-density polyethylene and having a radially i...
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WO/1995/025240A1 |
A flexible connector (10) for joining lengths of rigid tubing (11, 12) is disclosed. A bell-shaped housing (14) is connected to one length of tubing (12). An elastomeric seal member (16) is received in the housing (14). The seal member (...
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WO/1995/024580A1 |
A connection for providing a sealed connection between a ducting (11) and rigid coupling (12) includes a sleeve-like flexible membrane (13) provided internally of the ducting (11) at the free end (14) thereof, the membrane (13) being sec...
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WO/1995/015452A1 |
An elastomeric seal having an asymmetrical cross section is disclosed, as well as its use at temperatures both above and near or below its glass transition point to seal an annular space.
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WO/1995/012085A1 |
A hydraulic coupling (10) employing a polymeric elastomeric sealing member (50) to provide a seal under pressure. The polymeric elastomeric seal (50) additionally has high resistance to acids, alkalis, hydrocarbons, ketones, ethers, este...
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WO/1995/011402A1 |
A pipe coupling (1) for connecting together two pipes in a fluid-tight manner comprising an outer tubular casing (10), an inner tubular casing (20) and a tubular sealing sleeve (30). The sealing sleeve (30) has two sets of inwardly proje...
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WO/1995/008072A1 |
A restraining element for preventing separation of telescoped pipes comprising a compressible body (6) of elastomeric material, the compressible body (6) having metal segments (34) spaced equidistantly around an exposed face of the body,...
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WO/1994/024475A1 |
A pipe coupling is provided with means to fix at least a pipe end. The fixing means comprise a stub (1) and a sleeve (5) extending radially outside it at a distance so as to provide between these an annular depression (13) in which the p...
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WO/1994/015132A1 |
In a method for fastening an elastic sealing ring on the outer side of a pipe, a base portion of the seal is applied against the circumferential surface of the pipe, and a clamping strap (1) is fed from a supply (2) and placed under tens...
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WO/1994/005944A1 |
A seal between two parts (concrete tubes) insertable into each other has the form of a seal composed of layers (13). It thus becomes easier to axially insert the parts into each other, while the radial supporting forces between the parts...
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WO/1993/021099A1 |
Method for increasing the distance between two faces, inserting into a space between the two faces a diaphragm power jack, the shape of which being adapted to the shape of the space, the diaphragm power jack comprising two abutting sheet...
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WO/1993/007416A1 |
A fluid flow connection is proposed for use in low pressure air delivery systems of the kind used in passenger aircraft, the connection including a frusto-conical membrane (13) interposed between an air delivery duct (11) and an outlet e...
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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/1991/015705A1 |
A connecting element consists of an annular sleeve (6) which can be deformed outwardly by introducing a preferably hardening, free-flowing filling medium and which has at least one feed opening (10) for the filling medium. The connecting...
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WO/1991/015704A1 |
An improved hydraulic coupling suitable for interconnecting subsea fluid lines is provided with a radial seal between the male and female couplers (1, 11). A pressure-responsive seal (31) is held in the female coupler by a sleeve (32) ex...
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WO/1991/003674A1 |
This invention relates to a seal ring for a sleeve joint, which besides sealing also locks the sleeve (3) and an insert end (4) together in the longitudinal direction of the pipes. An axial locking is needed especially in connection with...
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WO/1991/000469A1 |
A universal fluid line interlocking connector is disclosed (10, 20). The connector (10) may be fitted to an identical connector (20) so as to interconnect two fluid lines. The connector (10) does away with the requirements for both male ...
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WO/1990/014544A1 |
A circumferential, strip-like, joint-sealing element (5) and method of producing such element, being disposed on one end of an extension piece (1) sealed to a tubular element (2). The sealing element is a rubber element presenting in cro...
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WO/1990/012238A1 |
An internal expansion coupling (12) for fitting within and joining together two tubular members or pipes (T) in end-to-end relationship. The coupling (12) includes a sheet-like member (12) with overlapping ends (14, 14'). The sheet-like ...
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WO/1990/008287A1 |
Socket-type union for high-pressure line connectors on housings (6) of axially secured connection pipes (1), by means of which the plain cylindrical sockets (7) and the plain plug-in ends (2) of tubes with normal walls (1) are connected ...
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WO/1990/007627A1 |
A system for establishment of a sealing connection between two axially impacting members (10, 11) in a pipe conduit, has an intermediate, elastically yielding metal sealing ring (59) arranged in a groove between the members. The sealing ...
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WO/1989/011056A1 |
A collar for electrically insulating between upper and lower tubing sections (13a, 13b) in which load bearing insulating materials (35) in the collar are isolated from fluids both interior and exterior the collar.
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WO/1989/005721A1 |
A method is provided for manufacturing by injection molding a composite seal, which is suitable for reception in an internal groove recess of a pipe part, being provided with a coupling and a retaining annular element formed from a less ...
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WO/1988/007644A1 |
A resilient flexible pipe coupling (1) for interconnecting two pipes (11) and (12) of different diameters in a pressure tight manner comprises a tubular metal casing (2) formed with a longitudinal gap (3) and a tensioning screw device (4...
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WO/1988/000311A1 |
Product of plastic material comprising a socket portion (10) having a sealing ring (18) to seal against a pipe end inserted into the socket portion. The product is made by rotational molding and has an annular end surface portion (12) de...
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WO/1987/007698A1 |
A quick connect coupling (20) for fluid tight connection to a threaded fluid port (22). A body (26) of the quick connect coupling (20) having a cylindrical, externally threaded first end (28) defining an axially extending passage (29) in...
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WO/1986/002137A1 |
A tubular connector (18) for adjoining two adjacent joints comprising a first pin end (14) on a first joint, a second pin end (16) on a second joint and a tubular coupling member (18) with suitable threads for mating with both pin ends (...
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WO/1986/000679A1 |
A composite gasket for forming a seal between a pipe bell (52) and a spigot (58) comprises a major portion (12) of non-elastomeric plastic material and a minor portion (14) of elastomeric material. The minor portion is axially encased by...
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WO/1985/004462A1 |
A sealing ring with a slot (7) directed towards the inside of the joint in an outer fitting part (8) and an inner sealing lip (9) adjacent to the peak end to be inserted (2) is provided with a retaining area (5) directed towards the outs...
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WO/1985/001094A1 |
A PVC joint between socket (22) and spigot ends (10) with coaxial spigot end locating means (21) and seal engaging surfaces to the socket (22). The joint being sealed against internal and external pressures by a seal having a sealing bod...
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WO/1985/000211A1 |
A gasket for sealing the gap between two approximately parallel sealing surfaces which are displaced axially relative to each other during the assembly, during which the gasket follows one of the sealing surfaces and is compressed betwee...
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WO/1984/002565A1 |
A housing (110) defines an enlarged central bore (162), from which protrudes a multi-conduit nipple (126). An elastomeric seal (128) flexibly joins the inner end of the nipple to the outer end of a respective sliding seat (116), the inne...
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WO/1984/001807A1 |
A pipe joint seal comprises an insert (10) adapted to be mounted around the joint and the pipe sections adjacent thereto and having in its inner side dovetailed grooves (11) or the like which are filled with a plastic sealing compound. T...
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WO/1983/003883A1 |
A multi-purpose metal-to-metal seal system providing fluid-tight integrity at the area of contact between the seal element (10) and the surface (18) against which it bears, throughout wide variations in pressure and temperature, and espe...
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WO/1983/000061A1 |
A pipe and sleeve telescoped joint with the pipe (13, 14) and sleeve (12) in sealing engagement and keys (15) embedded in both pipe (13, 14) and sleeve (12) at their interface. The size and number of the keys (15) are calculated from the...
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WO/1982/002581A1 |
A novel duct for inclusion in ductwork of the kind in which adjacent duct ends carry annular grooves (1', 2') which in use locate terminal radially inwardly directed flanges (3') of a split clamp ring (3) which in turn retains a flexible...
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WO/1982/002240A1 |
A quick coupling device for a fluid-tight, especially temporary connection to a pipe nipple (1) or the like, comprising a cylindrical casing (5. 14), which is mechanically connectable to the pipe nipple, and a coupling piston (16, 18), w...
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WO/1981/001452A1 |
A sealing element adapted to be disposed in a slitshaped, preferably annular gap, comprises an internal gas-filled cavity with an inlet in one end and an outlet in the other end for a hardening filling medium adapted to be introduced int...
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