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WO/1995/030856A1 |
A two-part coupling structure (20, 22) includes a male coupling part (22) and a female coupling part (20) which are mutually engageable to open fluid communication between a fluid-storage vessel (18) and a conduit (16). The coupling part...
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WO/1995/029336A1 |
The object of the invention is a sealing arrangement for connecting an internal combustion engine fuel injection valve to a fuel feed line. In the present state of the art, arrangements as described in the preamble to claim 1 or 8 have a...
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WO/1995/028596A1 |
The invention relates to a vacuumtight connection between an (inner) channel (3) opening into the surface of the housing (2) of an appliance, pump or the like, the opening (4) of which is fitted with a sealing surface (5), and an (outer)...
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WO/1995/027983A1 |
The present invention relates to a method and a device for introducing a medium, a primary flow (B), with a first temperature via an inlet pipe (9) into a container (2) which encloses the same medium with a second temperature, wherein th...
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WO/1995/025884A1 |
A connector for attaching an exhaust gas recirculation tube (16) to an intake manifold (12) of an internal combustion engine. A thermal isolator (18) surrounds an end of the tube and includes a sleeve contacting the tube (16) and merging...
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WO/1995/016542A1 |
An apparatus for cutting a hole through a curved wall of a structure (1) such as a pipe. A cutting tool drive assembly supports a cutting tool (21) so that the cutting tool (21) is rotatable about a predetermined cutting axis (22) which ...
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WO/1995/011397A1 |
A device for repairing damages or providing branchings on pipes, especially in existing underwater pipe installations, comprises a cylindrical, longitudinally divided muff (1) which is dimensioned to be placed around and clamped to the t...
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WO/1995/008736A1 |
A split collar (1) for sealing a branch connection (8) which is connected to a pipe (2). The branch connection may be in the form of a ferrule from which a lead pipe extends. The lead pipe is flattened so as to be at least partially bloc...
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WO/1995/005558A1 |
A steam system is provided with a steam trap including a Y-fitting having a single fluid inlet (12), a primary outlet (14) for returning water to a boiler, and a secondary outlet (16) for testing only, and a main valve (26) in series wit...
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WO/1994/027907A1 |
A drill assembly (44) for penetrating a wall (43) of a container (14). The container (14) is supported by a platform (28) within a recovery vessel (19). The drilling assembly (44) includes a tube (88) for lining a first opening (42) into...
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WO/1994/027095A1 |
The invention relates to a connecting piece (1) adapted to be mounted on and connect a hot-water radiator. A feed opening (M) and a return opening (R) are connected to an inlet and an outlet, respectively, of the radiator. The connecting...
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WO/1994/027081A1 |
The invention relates to a device for blocking a flow in a pipeline under pressure, comprising a clamp member (1) for encasing a section of the mantle surface of the pipeline and comprising a pipe socket (2) with a valve (17), switchable...
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WO/1994/025788A1 |
Plate/tube assembly and unit containing same. The assembly includes a plate (9) through which there extends at least a cylindrical through bore (10, 11), and at least one metal tube (7, 8) with a cylindrical end portion (15, 16) inserted...
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WO/1994/024476A1 |
Method of coupling an end piece to a metallic filtering element for joining the latter to a support (10) and product so obtained. The method is characterized in that an externally cylindrical porous sintered tube (2) is produced, one of ...
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WO/1994/023234A1 |
A low carryover fitting assembly for coupling tubing (64) to a device (18) having a sealing surface (16) is presented. The fitting includes a ferrule (220) having a conical head (222) for seating against the sealing surface (16). The fer...
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WO/1994/020746A1 |
In a high-pressure line connection between a pressure line (1) and a branch line (9), especially one going to an injection nozzle in a diesel engine, part of the periphery of the pressure line (1) is guided without interruption in a groo...
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WO/1994/020780A1 |
A kit for producing a connector (24) for fluid pipe elements comprises loose sleeve couplings (1, 2) and at least one flat blank (3, 4) which has been given such a shape and such dimensions that, after forming thereof and interconnecting...
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WO/1994/013414A1 |
In order to simplify and to make more accurate the manufacture of tubular parts with at least a branching tubular section, the whole branching part is shaped out of two flat metal sheets (10) whose shape corresponds to that of an unwound...
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WO/1994/012017A1 |
The bracket (2), the saddle (3) and the guides (8) of the milk pipe valve (1) are clamped to the milking pipe (5) by the spring components (4). The spring forces act on the guides (8), whose first supporting points (9) bear on the saddle...
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WO/1994/009305A1 |
An adaptor (1) and method for fitting or replacing a branch-off connection in a fluid distribution main in which the adaptor (1) is inserted into a hole in the wall of the distribution main, the adaptor (1) comprising a rigid body (2) wi...
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WO/1994/007069A1 |
A line tapping and clamping assembly (10) for a refrigeration pipeline (70). The assembly (10) comprises a main shaft (12), an outer shaft (14), a threaded disk member (16) and an adjustable handle (18). The main shaft (12) has a first p...
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WO/1994/003752A1 |
A device (10) for providing access to the interstitial region between an inner pipe (35) and an outer pipe (37) which coaxially define the region. The inner pipe has at least one terminal end extending from the outer pipe to leave a port...
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WO/1994/001712A1 |
A branched pipe fitting, such as a pipe tee, of plastics material has preferential stiffening means for preferentially stiffening the side regions of the fitting. In one embodiment, the stiffening means may comprise ribs (18) crossing at...
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WO/1993/025884A1 |
The invention relates specifically to use of low cost thermoplastics such as PVC, and CPVC as high vacuum component material. We have discovered that when PVC or CPVC is exposed to high and ultra high vacuum pressures for a period of tim...
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WO/1993/022595A1 |
The invention concerns a procedure for tapping a pipeline, a globe valve (1) being welded to the pipeline (2) which is to be tapped and a hole being bored in the pipeline through said globe valve. As taught be the invention, on the open ...
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WO/1993/022594A1 |
A coupling assembly having a flange (32), at least one tube (60) and a tube connector. The flange (32) has an outer surface (40) and at least one inner surface (42). The inner surface (42) defines at least one tube receiving opening (44)...
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WO/1993/020421A1 |
A stabilized connector assembly (24) for connecting an instrument manifold (26) to an orifice fitting assembly (16) for a main flow passage (10) comprising a pair of generally identical stabilized connector subassemblies (30, 32). Each s...
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WO/1993/019320A1 |
A wastewater disposal system for a building which recycles grey wastewater for irrigation. The system has interconnected wastewater pipes (20-29) containing two separate passageways (20a, 20b), one for reusable grey water and the other f...
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WO/1993/016319A1 |
In a pipe clip for tapping and closing (77, 80) existing supply ducts (40) made of plastic, the upper shell (10) of the clip is made of plastic and is provided with a single-piece pipe socket (11). The upper shell (10) of the clip may be...
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WO/1993/015350A1 |
The invention relates to a method in branching a tube (10) by means of a tube element (12) having a smaller diameter than the tube. An aperture (11) with substantially elliptic shape is made in the wall of the tube and a flange (13), als...
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WO/1993/013322A1 |
The invention relates to a sealing insert and a multi-part pipe union therefor. The sealing insert (1) has projections (2) and recesses (3) in chequerboard array. It is distinguished by low wear, good pressure release and a good seal. Th...
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WO/1993/013352A1 |
The invention provides that where a main underground pipeline or passageway (10) is lined by means of a lining tube which extends over the connection of a lateral pipe (12) with the main pipeline or passageway (10), the said lateral conn...
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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/1992/020484A1 |
A method and apparatus for cutting a hole of a predetermined desired hole diameter into a container having an internal lining. A first pilot hole is drilled in the container without cutting a hole through the said internal lining, the di...
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WO/1992/011674A1 |
Existing locking nuts used today to fasten wiring conduit and/or adapters to generator terminal boxes, junction boxes and power distribution boxes are awkward to use, create inefficiency and many times reduce the reliability of the insul...
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WO/1992/009841A1 |
A saddle-joint jig (2) for reproducing the line of contact of a first tube (20) in relation to a second tube (22) so that the first tube (20), when cut along that line, may be joined in edge-to-edge abutment to the second tube (22) in th...
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WO/1992/006870A1 |
The invention concerns a liquid reservoir (10) especially for vehicle windscreen-washing systems, the washing liquid being pumped out of the reservoir by a pump which is mounted on the reservoir (10) and which is connected to a pipe (29)...
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WO/1991/019928A2 |
A pipe fitting (32) has an inner tubular body (33) in screw threaded engagement (41) within an outer tapered bush (37). The bush (37) is adapted to locate into a hole (9) drilled in a pipe (1). The inner body (33) has a tapered seal (35)...
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WO/1991/016565A1 |
A pipe joint to be used in screw-engagement with the pipe thread of a fluid apparatus, and intends to eliminate insufficient sealing by simple means utilizing a bevelled part left, though somewhat, on the entrance of the hole of a male t...
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WO/1991/011610A1 |
The o-ring seal at the tip end (12) of a particular model of fuel injector (10) is replaced by an adapter grommet (34) which provides an axial seal. This makes the fuel injector interchangeable with another model of fuel injector that is...
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WO/1991/010857A1 |
The invention relates to a method for installing a collar and conduit collar (3) of the concrete and stone structures to be used in industrial construction work. It is essential for the invention that conduit collar (3) includes at least...
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WO/1991/006801A1 |
The invention relates to a method for arranging a body (21, 32) through a hole (47) in a pressurized tube (4). To be able to implant this body in an inventive way a mounting unit (1) known per se is used. The invention offers a method by...
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WO/1990/014536A1 |
A valve (3) adapted for connection to a pressurized main (2) comprising a valve chamber having an inlet port (21) and an outlet port (22) and a closure mechanism controlling the flow of fluid from the inlet to the outlet. The closure (35...
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WO/1990/014548A1 |
A method of repairing a pipe at the joint of existing gas pipes, wherein the joint of existing gas pipes is repaired by means of a repairing apparatus to be moved under remote control in the gas pipe, and the repairing apparatus can be p...
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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/1990/011965A1 |
Valve assembly (1) in which the valve body (2) is provided with at least two pinions (5) which are distributed along the periphery of the valve body and are driven by a rotary annular control element (3). The pinions are provided with me...
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WO/1990/007418A1 |
This invention relates to an apparatus and a plug for blocking up the opening of a pipe at which a branch pipe branches from a main pipe during an operation for applying a tubular lining member to the inner surface of a pipe buried under...
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WO/1990/005872A1 |
A conduit connection fitting (1) comprises a core member (2) having an axial bore (3) and two or more spigot portions (4, 5). A sleeve member (6) encases the central part (7) of the core member (2) and is stepped adjacent each spigot por...
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WO/1990/003534A1 |
The invention comprises a valving arrangement for preventing a fluid spill from a fluid container and comprising an exterior valving member (26) having a bias means urging the valving member closed, the exterior member adapted for connec...
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WO/1990/002901A2 |
A pressure hose for gardens, factories and garages is designed as a flat hose with a height to width ratio of at least 1 : 2 and has a spacer (6) which links and supports the flat walls. The hose drum and coupling piece (41) for use with...
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