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| Number | Title | Issue Date |
| 7431350 | Flange assembly A flange assembly is disclosed. The assembly includes a tubular structure having a passageway and comprising a fiber reinforced plastic material, and a flange structure comprising an aperture coupled to the tubular structure using an attachment element. ... | 10/07/2008 |
| 7425023 | Profiled clamp A profiled clamp with at least one profiled segment which extend successively in the circumferential direction of the clamp and are clamped by means of at least one clamping device. The profiled segments have a profile which in cross-section is essentially inversely... | 09/16/2008 |
| 7341287 | Deformable mechanical pipe coupling A deformable mechanical pipe coupling is disclosed. The coupling is formed from an arcuate band that surrounds and defines a central space. The band has first and second ends in facing relation. arcuate surfaces that engage outer surfaces of the pipe elements extend... | 03/11/2008 |
| 7320485 | V insert edge contour A V-band clamp that includes an annular band having an inner surface and an outer surface. A latch assembly is attached to the outer surface of the band for attaching objects together. A plurality of insert segments are attached to the inner surface of the band, whe... | 01/22/2008 |
| 7073826 | Butt joint between two pipe segments of sheet metal and process for manufacture thereof Butt joint between two pipe segments (10) of sheet metal with circular or oval cross-section, which respectively exhibit on one end a connecting flange (32), formed one-piece with the adjacent pipe wall (12), for producing the butt joint with an... | 07/11/2006 |
| 7004512 | Indented apex V-retainer coupling with cushion A pipe coupling includes a first lateral wall, a second lateral wall and an apex wall spanning and connecting the first lateral wall to the second lateral wall. The apex wall includes an outer surface and an inner surface. A gasket is disposed on the inner surface o... | 02/28/2006 |
| 6938933 | Corrugated plastic pipe sections having flanged ends and structurally tight joints thereof Rigid corrugated plastic pipe sections are provided with a flange radially extending from at least one end of the pipe length, which allows structural and water tight joints between connecting flanged pipes and fittings to be formed in an assembly including a periph... | 09/06/2005 |
| 6921115 | Coupling for pipe including an inclined flange A coupling for joining two pipes in end-to-end relationship includes flanges which are sealably secured to end sections of pipes to be connected. The flanges form front inclined faces and adjacent front flanges that are slidably received within opposite end openings... | 07/26/2005 |
| 6811192 | Apparatus and associated method for joining and sealing conduits The apparatus for joining and sealing conduits, includes edge trim, a sleeve, and a retaining element. The edge trim is shaped to mount upon and engage an end of a conduit. The sleeve extends between the conduits and at least partially surrounds the edge trim. The s... | 11/02/2004 |
| 6561552 | Pipe joint and a method for its manufacturing The invention concerns a pipe connection for preferably polyethylene-pipes for high media pressure and a method of manufacturing said connection where said pipe-connection (1) shows connecting parts (4, 5; 4', 5) with an inside dimension larger than the i... | 05/13/2003 |
| 6536811 | Pipe coupling with assembly tool A pipe coupling includes mating hub sections engaged by outer split clamp elements that are compressed together against mating tapered surfaces of the hub sections to draw the hub sections together into tight fitting relationship. The clamp elements are d... | 03/25/2003 |
| 6499773 | Articulated clamp connector An articulated clamp connector is for interconnecting pipes, cables, etc. preferably underwater, where interconnecting ends of pipes are provided with connecting flanges with outer conical surfaces which interact with opposite surfaces of the clamp. When ... | 12/31/2002 |
| 6494502 | Connector for small animal cage systems A connector for joining two tubular members together includes inner and out concentric rings that are joined together in a manner that permits the outer ring to turn relative to the inner ring. The inner side of the inner ring has two seats to engage the ... | 12/17/2002 |
| 6439619 | Pipe flange clocking A pipe connection includes a longitudinally extending first pipe portion having an annular first flange at a first distal end of the first pipe and a longitudinally extending second pipe portion having an annular second flange at a second distal end of th... | 08/27/2002 |
| 5851109 | Spacer and shim assembly for fluid powered diaphragm pumps A three-piece combination spacer and shim assembly is provided for an air operated diaphragm pump. The spacer/shim assembly is disposed between adjacent parts of the manifold assemblies of the pumps to alleviate dimensional stack up and misalignment probl... | 12/22/1998 |
| 4845448 | Arrangement in wave guide flanges An arrangement is provided for attaching a flange (4) to a wave guide (1) and comprises a flange (4), a further flange (2) and a locking member (3) in the form of a frame or ring for respectively a rectangular or circular wave guide. The locking member (3... | 07/04/1989 |
| 4781406 | Clamping apparatus for joining two flanges A clamping apparatus for joining two flanges by means of clamping members circumferentially spaced around the flanges and radially forced inwardly to engage and compress the two flanges in a clamping space of the clamping members includes a clamping rolle... | 11/01/1988 |
| 4731178 | Clamping band for securing flanged members together A clamping band for securing together two flanged members formed with annular flanges, such as a filter housing, comprises an elongated flexible member wrappable about the annular flanges of the two flanged members; a draw bolt and shackle for fixing the ... | 03/15/1988 |
| 4730636 | Valve and tapping tee apparatus and method Apparatus and method for tapping a tubular member includes a split ring type clamp arrangement having a tapping tee assembly extending therefrom. The clamp arrangement includes a combination alignment/hold structure to facilitate orientation of the clamp ... | 03/15/1988 |
| 4655481 | Pipe aligning and joining At least one pressure deformable insert is provided in a split ring "V" clamp for flanged plastic lined pipe to aid in alignment of piping elements being joined.... | 04/07/1987 |
| 4640530 | Tight connection device The device makes it possible to connect tightly first and second parts having a flange and locking or tightening means for the said flanges. The tightening or locking force applied to the locking of tightening means is multiplied in order to increase the ... | 02/03/1987 |
| 4613163 | Joint for pipe The invention provides a simple means of pipe end alignment.... | 09/23/1986 |
| 4568109 | Pipe aligning and joining At least one pressure deformable insert is provided in a split ring "V" clamp for flanged plastic lined pipe to aid in alignment of piping elements being joined.... | 02/04/1986 |
| 4550743 | Bursting disc orientation device A bursting disc orientation device comprises a cut-away portion (7) on a predetermined one collar (2) of the bursting disc unit and cooperable with the cut-away portion, a projection (8) e.g. in the form of an arm of an angle bracket (9) secured to the pe... | 11/05/1985 |
| 4543011 | Clutch for rigidly connecting coaxial parts of construction, especially for Cardan shafts A clutch for rigid but releasable connection of two coaxial parts of construction, preferably rotating shafts, having flanges centrally arranged at their proximate shaft ends, in which torque is transmitted by a frontal spur or cog gear. Both flanges are ... | 09/24/1985 |
| 4515182 | Pipe coupling with valve closure safety system A quickly and safely releasable pipe coupling for connecting two adjacent pipe flanges, the coupling including a mechanical interlock system that prevents release of the flange connection when one or more valves in the pipe is not fully closed, and to eff... | 05/07/1985 |
| 4488744 | Clamp for joining together a pair of flanges A clamp for joining a pair of flanges has a clamp chain with grooved clamp shoes thereon which, in the closed position of the clamp, straddle the edges of the flanges to press them together. At least some of the clamp shoes are fastened to the clamp chain... | 12/18/1984 |
| 4469354 | Breakaway duct coupling Flanges (12, 14) attached to duct sections mate to form a ribbed portion around the circumference of the ducts. A plurality of U-channel shaped sections (50, 52, 54) are placed over the ribbed portion with a band (40) holding the sections in place, thereb... | 09/04/1984 |
| 4438960 | Clamping & sealing system for flanged ducts A plastic clamping ring for securing and sealing the joint between adjoining peripherally flanged ducts has a generally V-shaped cross-section provided with a molded in place or bonded seal which engages the flange rims. A latching feature permits the end... | 03/27/1984 |
| 4418948 | Elastic coupling for pipes and tubes This invention relates to a method for coupling or joining pipes and tubes wherein an elastic force stored in said elastic coupling perpetually exerts a force that maintains a leak-proof connection between two ends of the pipes or tubes. Said elastic coup... | 12/06/1983 |
| 4354522 | Flexible connecting system for pipes with automatic safety release in case of tensile stress In order to connect a stationary pipe to a movable pipe, a flexible connecting system includes a pipe section of rigid material fixed to one of said pipes, a pipe section of flexible material fixed to the other of said pipes and an interposed connecting p... | 10/19/1982 |
| 4341406 | Pipe coupling comprising a chain collar Pipe coupling of the type comprising two end fittings which can be fixed to two parts of the circuit to be connected and an open collar constituted by a plurality of articulated elements, with which are associated tensioning means, said elements cooperati... | 07/27/1982 |
| 4331012 | Lockable meter retention ring Lockable meter retention rings for securing electric meters in meter boxes comprise an inner ring of multiple arcuate parts wherein the inner ring has spaced-apart inwardly extending flanges for holding the electric meter in the meter box and a steel oute... | 05/25/1982 |
| 4313625 | Lined pipe assembly An improved lined pipe assembly is provided wherein the lined pipe and liner are deformed to provide an outwardly flaring flange, a loose tapered ring is disposed on the pipe adjacent the flange and the pipe joined to a similar pipe or cast fitting by mea... | 02/02/1982 |
| 4225160 | Low friction remotely operable clamp type pipe connector A clamp type connector for securing the ends of conduits having mating end flanges providing a fluid pressure tight connection, the connector comprising a plurality of clamp segments pivotally secured to each other in end-to-end relationship and having ar... | 09/30/1980 |
| 4128921 | Tension strap with movable tension blocks A tension strap to be circumferentially positioned about a body to be tenned includes a strap member and a plurality of longitudinally movable tension blocks carried on the inside circumferential surface of the strap member for engaging the body. Means f... | 12/12/1978 |
