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Patent Searching and Data


Matches 701 - 750 out of 7,268

Document Document Title
WO/2001/021996A1
The invention relates to a tubular coupling element for producing a glued joint with a fluid line and to a method for producing such a glued joint. The inventive coupling element (1) consists of an inner tube (4) that is inserted in the ...  
WO/2001/021232A1
The invention relates to a device for connecting appliances and installations to conduits for liquid. Said device comprises a connection fitting (2) which remains outside the conduit for liquid and a tubular section (4) which is connecte...  
WO/2001/020219A1
An electrofusion coupling (93) for joining together two or more sections of pipe, said coupling comprising: (i) a substantially cylindrical coupling body having an outer surface and an inner surface, the inner surface being sized and sha...  
WO/2001/006168A1
A pipe fitting (220) for coupling together opposed ends of two plastics pipes (222, 224) by fusion welding, the pipe fitting (220) comprising an annular body (230) having an inner cylindrical surface of plastics material surrounding a cy...  
WO/2001/002768A1
A casing member (11) for forming a connection between tubular sections, having at least end portions that are heat shrinkable. The member (11) has a patch member (12, 16) bonded to a surface of a portion of the member (11). The patch mem...  
WO/2000/077435A1
A clamp (12) comprises a plurality of four similar complementing members (12) each presenting an arcuate section by way of its inwardly facing side (16) formed into a hoop force exerting formation (14). The members (12) are securable int...  
WO/2000/077440A1
The connection part formed to connect two or more flexible hoses (5), is made of rigid plastic material containing glass fibre reinforcement. At least three ribs (1 and 2) with rounded tips and having a circular structure to encircle the...  
WO/2000/077439A1
The invention relates to a tubing (2), especially a plastic tubing, comprising at least one connecting collar (3) on one end, having a sealing surface (4) and a clamping surface (5), and at least one loose flange (1), especially a radial...  
WO/2000/063003A1
A conduction welding apparatus, a mandrel, and method for bonding abutted thermal plastic tubular end portions (55, 76) is particularly suitable for welding PFA. A folding weld head (22) embraces the abutted tubular end portions (55, 76)...  
WO/2000/060271A1
A plastic pipe provided with a socket and a method of providing a plastic pipe with a socket, whereby the socket (2e) comprises at least two layers. The orientation of at least one socket layer is different from the orientation of anothe...  
WO/2000/060267A1
The invention relates to a device for connecting pipes, substantially comprising a sleeve which encompasses the pipe sections and which consists of a central part (9) and two areas (11) adjacent to said central part. The adjacent areas (...  
WO/2000/057098A1
The invention relates to a hose connecting element with a connecting piece of synthetic material. Said connecting piece is fixed to a container. The inventive element also comprises a hose that is fixed to the connecting piece and that c...  
WO/2000/057097A1
A manifold, which comprises a body (2) with pipe fittings (3). The body (2) is at least mainly made of plastic material. The body (2) is formed such that it comprises ribs (5), which are most preferably arranged in the peripheral directi...  
WO/2000/055538A1
An electrofusion coupler (14) suitable for joining the end of one reinforced thermoplastic pipe (12) to the adjacent and substantially axially aligned end of another reinforced thermoplastic pipe (10), the electrofusion coupler (14) comp...  
WO/2000/050799A1
Improved coupling joint for a couple of pipes characterised in that of realising by means of direct die-injection in plastic material on both said pipes ends: a spacing element (31) inserted on the pipes both ends (1, 2), and respective ...  
WO/2000/046537A1
A clamshell coupling (12) for a conduit system (10) is provided. The clamshell coupling may comprise at least one longitudinal housing (50a, 50b) having first and second ends (56, 58) adapted to receive sections of conduit (32, 34). A re...  
WO/2000/046540A1
This invention relates to a method for joining thermoplastic pipes (1) made by spiral winding a hollow profile (2) with mainly rectangular cross section. The method is characterized by the following stages: cutting the profile (2) in the...  
WO/2000/043706A1
The invention relates to a pipe coupling for plastic pipes which comprises a glass-fiber reinforced plastic sleeve (2) and a membrane (4) which is produced from an elastic material. Said membrane is configured as a seal on at least one s...  
WO/2000/042342A2
The invention concerns a device for connecting (B) a branch pipe (54) on a fluid-transporting piping system (C); said device (B) comprises: a support portion (12) on a wall of the piping system (C); a piece (28) for connecting the pipe (...  
WO/2000/036327A1
A fluid coupling having an outer housing (10) with an internal bore (12), an O-ring (15) fitted within the bore (12), a spacer bushing (18) fitted against the O-ring, a gripper ring (27) fitted against the axially outer side of the space...  
WO/2000/036325A1
Arrangement for joining double-walled plastics pipes (9), manufactured with a smooth inner pipe (12) and a corrugated outer pipe (13) integrated with the inner pipe. To one end of the outer pipe is fastened a solid wall socket sleeve (1)...  
WO/2000/032978A1
The invention concerns a method for connecting two tubes (18A, 18B) of same diameter made of reinforced thermoplastic material. The ends (24, 26) of the two tubes (18A, 18B) are firstly butt-welded along a circumferential weld seam (28)....  
WO/2000/031457A1
A plastic pipe has a multiple layer wall (1) construction including major (7) and minor (13) wall portions. The major wall portions (7) are formed with first corrugations (8) and are separated from one another by the minor wall portions ...  
WO/2000/029777A1
A fitting for use in the joining of two or more chemically dissimilar materials comprising: a body (3) which, in use, substantially encloses the region to be joined; and one or more fusion zones (5, 6) located, in use, adjacent the regio...  
WO/2000/028252A1
Disclosed is a plastic bushing (1) used to join plastic pipes (4) that have the same or approximately the same diameter for pressure-conducting fluids such as drinking water or waste water. Said bushing is provided with an enlargement (2...  
WO/2000/028254A1
A resin pipe joint, wherein an inner ring (2) press fitted in one end portion of a pipe member (12) and combined therewith in a unitary state is provided with a cylindrical projection (8) at a projecting end portion thereof, an inner sur...  
WO/2000/028247A1
The present invention relates to a polymer duct that comprises a plurality of polymer tubes including reinforcements in the form of a three-dimensional reinforcing frame which is arranged in the monolithic polymer. The polymer duct also ...  
WO/2000/028251A1
A resin pipe joint comprising a flare portion (10a) formed on a pipe (10), an inclined portion (11a) formed internally of a joint body (11), an annular member (12) having inner peripheral surface fitted on the pipe and the outer peripher...  
WO/2000/022334A1
A composite high-pressure pipe which comprises a tubular inner layer of synthetic resin, a reinforcing layer in the form of a stretched polyolefin type resin sheet wound around the outer peripheral surface of the inner layer, and an oute...  
WO/2000/020789A1
Plumbing articles made from a thermoplastic resin comprising a poly(biphenyl ether sulfone) and a poly(aryl ether sulfone) comprising bisphenol A residues.  
WO/2000/014443A1
The pipe connection is used for a gas-tight connection to a multilayered composite pipe (9) that is made of an inner plastic envelope (10) and an external plastic envelope (12) in addition to a metal layer (11) disposed therebetween. The...  
WO/2000/011393A1
The invention relates to a plumbing fixture comprising a welding coil (8, 9) for connecting to at least one pipe. The inventive fixture has an exit via which a connection to a branch line can be produced, whereby an opening connecting to...  
WO/2000/007803A1
Method for producing a socket joint between a first pipe section (1) and a second pipe (2) section, in which the first pipe section is provided with a socket (3) of biaxially oriented thermoplastic plastic material for accommodating an i...  
WO/2000/002723A1
A method for production of simultaneous lap and butt joints directs electromagnetic radiation (12) through a radiation transmitting material (40) to an absorbing material (44a, 44b, and 44c) that absorbs radiation (12) with the generatio...  
WO/1999/058894A1
A coupling sleeve (4) for connecting to at least one pipe section (2, 3) fitted in an insertion end (29) thereof comprises an inner bush (5) made of thermoplastic material and an outer bush (6), in which inner bush resistance wires are a...  
WO/1999/059381A1
Nylon reinforced or polyester reinforced fire hose (31) is placed in an annular (37) between a heating cylinder (22) and a heat barrier (23). The heating cylinder (22) is heated to at least 270 °F. The fire hose (31) shrinks until it en...  
WO/1999/057480A1
The invention relates to a socket end for plastic tubes comprising a socket body (2) which is formed at the end of the tube. Said socket body comprises a transition area (5) which expands up to the size of the socket diameter, and compri...  
WO/1999/057479A1
The invention relates to a tapping stop valve consisting of plastic. Said tapping stop valve has a main connection piece (11) which has a metallic guide bush (21) on its inner surface (18) for a boring tool (30) which can be rotary-actua...  
WO/1999/056955A1
An irrigation hose splice and method of making the same that permits used irrigation hose to be reinstalled and retrieved in the same manner as new irrigation hose. The method of splicing includes providing two segments of unjoined irrig...  
WO/1999/046969A2
In a method for reconditioning pipes by providing inner plastics material liners in the pipes, and in a pipe line so reconditioned, providing a pipe joint with the inner lining (3) exposed at the two ends of the respective pipe lengths t...  
WO/1999/046532A1
A fusion welding socket for use when coupling together plastic pipes. The socket (18) is adapted to receive the pipe parts (1, 2) to be coupled together with a tight fit. The diameter of the ends (19) of the socket (18) is greater than t...  
WO/1999/046531A1
Molded hose joint assemblies, e.g., connections, branched hoses and bleeding devices for fluid circuits, and especially such assemblies for use in automotive and industrial coolant circuit assemblies, which assemblies comprise a reduced ...  
WO/1999/045304A1
The invention concerns a conduit (1) with at least one end portion (7) forming a connecting section and comprising an elastic inner tubular sheathing (4), at least a slot (6) extending longitudinally over the conduit (1) end portion (7).  
WO1999035433A8
The invention concerns a branch connection device capable of being electrically welded, comprising a lower body (2) designed to be fixed on a pipe (6) whereon a branch connection is required, said lower body (2) having a general semi-cyl...  
WO/1999/038669A1
A method of joining a first plastics pipe (1) formed from a first plastics material in which: the first plastics pipe (1), at least at a first end (2) thereof is rendered heat expandable, a ferromagnetic heating element (5) is positioned...  
WO/1999/035433A1
The invention concerns a branch connection device capable of being electrically welded, comprising a lower body (2) designed to be fixed on a pipe (6) whereon a branch connection is required, said lower body (2) having a general semi-cyl...  
WO1999035433A2
The invention concerns a branch connection device capable of being electrically welded, comprising a lower body (2) designed to be fixed on a pipe (6) whereon a branch connection is required, said lower body (2) having a general semi-cyl...  
WO1999023410B1
In order to seal the clamp consisting of two segments (11, 12) when welding it on the conduit (10), the invention provides that the brackets (30) which are arranged on both sides of the border edges (17) and which engage in corresponding...  
WO/1999/032823A1
The invention concerns a method whereby after the saddle hub (3) has been placed on the pipe (2a, 2b, 2c), the open and deformable ring (4) is closed back on the pipe, the screw (5) is folded down and the screw is clamped to complete the...  
WO/1999/032824A1
The invention relates to a clip for conduits made out of a thermoweldable material (11), comprising at least two shells (10) and having an electrically heatable conductor on the inner surfaces of the shells. The windings (25) of the cond...  

Matches 701 - 750 out of 7,268