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WO/2005/038328A1 |
Conduits may be coupled end-to-end to form a secure flow coupling. In one aspect, a conduit coupler (200) includes a link member (220), a circumferential, flexible sealing element (211), and a constricting element (212). The link member ...
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WO/2005/038152A1 |
The present invention provides a pipe joint which provides a superior seal after joining pipes, thus preventing water from leaking. The pipe joint includes a body part (10) and a coupling part (20). The pipe joint further includes a lock...
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WO/2005/033572A2 |
A pipe connector consisting of a sphincteral band (12) having an over-center buckle (18); a coupling sleeve (2) extending through the sphincteral band, the coupling sleeve (2) having a wall and having a plurality of traction pin aperture...
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WO/2005/022020A1 |
A pipe union that is resistant to tensile stresses in the axial direction has a housing (1) whose diameter can be reduced by means of a tensioning device. The side walls (15) of the housing (1) are curved radially inwards. The front face...
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WO/2005/017402A1 |
A conduit coupling assembly is provided for interconnecting a pair of fluid conveying members placed in a confronting relationship within the coupling assembly. The coupling assembly includes a longitudinally split coupler having a pair ...
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WO/2005/010422A1 |
A pipe joint device using flanges is disclosed. The pipe joint device includes: flanges mounted to ends of pipes to be coupled together or ends of both a pipe and a pipe joint to be coupled together, the flange having at least one ring g...
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WO/2005/001322A1 |
The present invention provides a pipe movement regulating joint device. The pipe movement regulating joint device includes a pipe (10) with a first groove (11) and a second groove (12); and a hollow tightening unit (20) which receives th...
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WO/2004/113780A1 |
A connecting device for connecting two conduits comprises two coupling halves (6, 7), whereby one of the coupling halves has projections (35, 36) and the other has other corresponding recesses. The fluid conduit to be connected and a tig...
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WO/2004/106798A1 |
A concrete pipe (2) having an end face (6, 14) is provided with a load-distributing means, which consists of at least one load-distributing strip (5). The strip has a first portion (5') which is embedded in the concrete pipe (2), and a s...
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WO/2004/104453A2 |
A restraining element for preventing separation of a pipe joint used to join a bell end of a female plastic pipe to the male end of a mating pipe. The restraining element is formed from a compressible body of elastomeric material, the co...
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WO/2004/092630A2 |
An open-ended coupler for joining a pipe to a larger opening defines a passageway having straight and angled sections. The straight section has a uniform inner diameter concentricc about a centerline sized to receive the outer diameter o...
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WO/2004/092635A1 |
The present invention relates to a connecting structure and a connection method for connecting pipes to a wide variety of valves or pumps. The invention provides a flexible-socket-joint-structure to achieve sealing between pipes and valv...
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WO/2004/088193A1 |
Sealing occurs by means of at least one non-vulcanized rubber billet which contains a blowing agent and which is inserted into the sealing gap (4) prior to assembly or by means of a non-activated plastic billet (1) (activating billet) wh...
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WO/2004/085901A1 |
A pipe coupling comprises a substantially cylindrical housing (1) with a longitudinal slot (2a), side walls (4) radially oriented inwards at both faces, and a diameter that can be narrowed, as well as at least one sealing element (9) arr...
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WO2004018825B1 |
A tabular connection (7) is provided for connecting an upper tubular member (10) with a lower tabular member (12). A radially movable latch body (20) is positioned outward of the tabular members. Outer load flanks (25) on the latch body ...
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WO/2004/079247A1 |
The invention disclosed a flange pipe coupling, it includes a body, a flange, a washer, a seal ring, some fasten bolts and some flange bolts, the flange grasps a pipe around a end of the pipe, in turn, the flange, the washer, the seal ri...
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WO/2004/076907A1 |
Embodiments of a system and method for sealing an end of a flowline to an end fitting are disclosed. Such methods include providing an end fitting housing having a bore, wherein a portion of the bore has a tapered inner surface, insertin...
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WO/2004/074725A2 |
A slip collar, (300 in figure 4) has a tubular outer wall (300(c)), an intermediate portion, and an inner wall (300(a)), one or more of which is fiber-reinforced plastic.
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WO/2004/073764A2 |
To realize compact packing without causing a tube kink in an extracorporeal circulation circuit of especially a preconnecting type which uses tubes and connectors. A connector includes a first fitting member and a second fitting member i...
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WO/2004/061353A1 |
A piping connection device capable of simply and effectively sealing between members to be connected even if a sealing member through which gas is easily permeable is used. A connection device (1) has flow passages (7a, 9a) where a press...
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WO/2004/061354A1 |
A pipe joint with earthquake-proof function, wherein a lock ring is engaged with the storage groove of a socket, a tapered surface formed convergent toward the opening side of the socket is formed on at least either of the portion of the...
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WO/2004/053375A2 |
A pipe fitting (10) includes a body (12) having sockets (14) for receiving pipes (52) therein and a composite gasket (18) housed within a circumferential gasket retention housing (16) integral with the socket (14). The composite gaskets ...
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WO2004015317A9 |
An annular beveled insert for enhancing the insertion of a plain end of a pipe into a mating belled end of a pipe, the insert including an annular main body portion having a substantially flat surface and a beveled opposed surface. The a...
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WO/2004/048835A1 |
A pipe coupling for joining a pipe (1) to a coupling piece (2) , wherein one end of the pipe extends into a cylindrical hole of the coupling piece and a flexible sealing ring (3) is provided between the pipe and the coupling piece in a c...
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WO/2004/046596A2 |
A coupling (10) for joining pipe segments together is disclosed. The coupling is derived from a standard fitting and has a housing with a socket (12) and a first expanded region (20) adjacent to the socket, a second expanded region (26) ...
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WO/2004/036101A2 |
A device (20) for coupling tubular members (6, 7) including a sheet member (21) having a first end (28) and a second end (29) where the first end (28) and the second end (29) are operatively arranged to overlap one another to form a subs...
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WO/2004/029494A1 |
The invention disclosed a quick connect and disconnect coupling, it includes a body (1), a locking of element (2), a collar ring (3), a washer (4) and a seal ring (5), wherein there is a positive stop (8) on the hollow inner cylinder of ...
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WO/2004/023021A1 |
A coupler (1) for a low pressure piping system has a hollow metal tube (2) terminating in a pair of end portions (4) defining open ends (10) for slidably receiving and joining together sections of other metal tubes (13) in a substantiall...
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WO/2004/020891A1 |
A clamping strap for joining two pipe ends, said clamping strap presenting a shape corresponding to the circumference of the two pipe ends. The clamping strap (8) includes a first web member (1) extending parallel to the pipe walls (12, ...
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WO/2004/013531A1 |
The invention relates to a coupling for anchor bolts, comprising a sleeve (1) having an internal screw thread (5) and two anchor pipes (2) having an external screw thread (3), the ends (8) of said pipes being screwed into the sleeve (1)....
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WO/2003/104706A1 |
A pipe coupling (11) comprises a tubular casing (12) and a sealing gasket (13), which fit over the ends of the pipes to be coupled. The casing (12) is formed from a strip of rolled steel into a cylindrical shape, with a longitudinal gap ...
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WO/2003/104710A1 |
The invention relates to a pipe-connector moulded part for pre-insulated pipe conduits consisting of plastic, whereby the pipe conduit is pre-insulated with polyurethane foam and the pipe-connector moulded part (19) is positioned so that...
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WO/2003/093717A1 |
There is disclosed a pipe coupling (13) for coupling the ends of pipe sections (10 and 11) together end to end. The coupling includes a barrel member (19) adapted to bridge and surround the ends of the pipe sections to be coupled, and, t...
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WO/2003/089827A2 |
A coupling (40) for joining pipe segments together is disclosed. The coupling is derived from a standard fitting and has a housing with a socket (18) and a first expanded region (20) adjacent to the socket and a second expanded region an...
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WO/2003/089797A2 |
A plastic barb clamp (10) provides leakproof connection of a flexible tube (14) in a barb fitting (12). The barb clamp includes a collet (18) and a sleeve (20). The barb clamp is configured to fit snugly within the tube. The collet is sl...
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WO/2003/089830A1 |
A fluid quick connector includes a connector housing (20) having a through bore (22) adapted to receive a tubular endform. A retainer (10) is transversely mountable through the connector housing (20) into engagement with the endform. A r...
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WO/2003/083227A2 |
A pipe section (10) for lining sewer pipelines along with a system of such pipe sections and method of lining a sewer pipeline are provided. The pipe section (10) has a first end portion (14) having a spigot (20). A protective ring (26) ...
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WO/2003/076839A1 |
The invention relates to a pipe connection comprising at least one preferably ring-shaped sealing disk element (4) used for connecting pipes, especially pipes that are made of different materials and have different diameters. The inner d...
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WO/2003/074797A1 |
A gasket to be used between opposing cylindrical surfaces of rotation on an inner pile unit (6) and a connecting member (7) mounted thereon, respectively, includes a sleeve-shaped, resilient, rotationally cylindrical sealing member (1) w...
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WO/2003/074918A1 |
A coupling device (1) for holding together a coupling joint, said device comprising two coupling halves (6, 7), which are articulated relative to one another. The coupling device (1) arranged in its active position to engage portions, pr...
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WO/2003/074835A1 |
A rapid locking tubular coupling device is provided connecting two abutting tubular elements (11, 12) (referred to hereinafter as pipes) which consists of four components as follows: 1) first coupling shell element (13), 2) second coupli...
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WO/2003/071178A1 |
An anchoring device (10) for a pipe coupling comprises an annular channel (11) of generally U−shaped cross−section. The channel has a web portion (13) with flanges (14) and (15) projecting radially inwardly for its circumferential ed...
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WO/2003/071177A2 |
A hose and quick connect coupling assembly comprising a receiving hose (102), an insertion hose (130), a pair of quick connection coupling halves (10) each coupling half being identical to the other, and a securing clasp (50). The securi...
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WO/2003/067137A1 |
The invention relates to a conduit pipe consisting of pipe lengths (1, 2,12, 16, 21, 22, 31, 32), said pipe lengths (1, 2,12, 16, 21, 22, 31, 32) respectively comprising a steel tension ring (7, 8, 13, 18, 24, 28, 33) on the ends thereof...
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WO/2003/062685A2 |
The invention relates to shaped sections for crossing pipes such as T-pipes or cross-pipes which are used for internal sewer system of various buildings. In the first variant, the shaped section of a polymeric sewer pipeline comprises a ...
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WO/2003/054434A1 |
The invention relates to a connection piece for fluid lines which can be fixed outside a housing recess (6) by being mounted in a press-in manner. Said connection piece is provided with an insert (12) which is made of at least one sleeve...
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WO/2003/054431A1 |
The invention concerns a coupling device, comprising a packing seal (5) enclosing an end portion (1a, 2a) of the two tubes (1, 2), a slit sleeve (4) enclosing the packing seal, and clamping means (6) for radially clamping the sleeve arou...
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WO/2003/050421A2 |
A locking segment (1) for use in connecting two lenghts of pipe (40, 70) has a radically extending heel (31) that serves as a rotational brake. By mating the brake (12) into an annular trough (47), that is, by placing it between two wall...
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WO2002023074A9 |
A pre-formed channel piping system facilitates a combination utility fluid system with an underground communication network. The pre-formed fluid pipes (50) includes a channel (52, 66) for carrying communication components in a protected...
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WO/2003/046429A1 |
The invention relates to a plug-in connector comprising a base body (6), an annular sealing element (12), a clamping ring (50), and a ring body (20) which can be connected to the base body (6). A tube end (4, 5) against which the sealing...
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