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| Number | Title | Issue Date |
| 5873611 | Pipe clamping device A clamping device is disclosed for coupling peripheral flanges of a pair of tubular members together. The clamping device has a retaining member for coupling the peripheral flanges of the tubular member together, with first and second coupling ends being ... | 02/23/1999 |
| 5873609 | Device for connecting two tubular conducting parts The invention relates to an articulated pipe connection for two conducting arts of a motor vehicle which comprises spherical connecting pieces for joining the two conducting parts and has at least on one connecting piece a flange-shaped connecting piece ab... | 02/23/1999 |
| 5868441 | Rotatably locking pipe coupling assembly A coupling for attachment to the end portion of a pipe (1) having circumferentially directed shoulder (3a) in such end portion includes a coupling body (6) which receives the end portion of the pipe (1) therein and a set of jaw members (24E-27E) which, af... | 02/09/1999 |
| 5853201 | Coolant pipe connecting coupling A coolant pipe connecting coupling in which a coolant passage is bent perpendicularly around a connecting portion has a low height connecting coupling and can reduce manufacturing costs. The coolant pipe connecting coupling includes a fixing block fixed t... | 12/29/1998 |
| 5846412 | Diffuser construction and mounting arrangement An improved air diffuser and mounting arrangement for mounting diffusers on submerged air laterals in a wastewater treatment system. The diffuser is formed form a cylindrical pipe which is flattened on most of its length but left partially cylindrical for... | 12/08/1998 |
| 5829794 | Vacuumtight connection 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) line (6) having a... | 11/03/1998 |
| 5820168 | Fastener device for holding a tube junction member to a plate through which it passes via an associated opening The invention relates to a fastener device for fastening to a support plate, the device being constituted by a rider having a first fork whose two branches define an internal outline designed to co-operate with a polygonal element of a junction member to ... | 10/13/1998 |
| 5788288 | Sealing arrangement 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 comprises a primary and a ... | 08/04/1998 |
| 5782499 | Clamp for joining tubular pipe sections In a pipe jointure for joining pipe sections, particularly of exhaust systems of motor vehicles including a clamp having opposite leg portions with clamping surfaces for enclosing and firmly engaging adjacent ends of the pipe sections, at least one of the... | 07/21/1998 |
| 5769460 | Connector for tubular guide rails In order to connect two tubular guide rails, a connector is used. Each tubular guide rail is formed with an elongate rounded recess which extends perpendicular to the longitudinal axis of the tubular guide rail. A seal member of elastic material is to be ... | 06/23/1998 |
| 5722666 | Pipe coupler gasket with triangular sealing ridges A pipe coupler for interconnecting pipes and components together, for transferring bulk and fluid materials, and useful for connecting sections of pipe-end-to-end. The coupler connects grooved pipe to ground pipe, smooth pipe to grooved pipe or smooth pip... | 03/03/1998 |
| 5692544 | Seal and clamp assembly for pipeline flanged connection The assembly is designed to contain a leak arising from a damaged gasket positioned between the flanges of a pipe connection forming part of a pipeline carrying pressurized fluid. The assembly comprises a pair of steel half rings that are hinged together ... | 12/02/1997 |
| 5647612 | Coupling for pipes An apparatus for fixing a male and female couplings which are fitted with each other. A fixing device includes a first and second fixing member of a substantially semicircular cylindrical shape. A hinge device is provided for rotating the first and second... | 07/15/1997 |
| 5632513 | Lap joint between flex hose and rigid pipe A coupling is provided between a flex hose and a rigid pipe by a lap joint with an end of the rigid pipe inserted into an end of the flex hose to form an overlap region. The flex hose has at least one slot through its wall extending axially of the flex ho... | 05/27/1997 |
| 5622391 | Hose/clamp assembly A hose/clamp assembly is provided wherein the hose is provided with a protrusion which engages with a slot in the clamp. Further provisions allow for the orientation of the clamp on the hose to facilitate assembly onto motor vehicles.... | 04/22/1997 |
| 5588680 | Pipe lap joint with improved collapsible sealing zone A pipe lap joint is disclosed with an improved sealing zone and which comprises a pair of end-to-end intersecting slots in the outer pipe which allow the sealing zone to be collapsed against the inner pipe by a band clamp around the outer pipe. The outboa... | 12/31/1996 |
| 5562313 | Threadless connector for electrical conduits A threadless connector for cable pipes or electrical conduit that includes two half-couplings having tightening flanges along their lateral edges or faces. Female and male necks and beads extend along the cooperating lateral faces to form longitudinal sea... | 10/08/1996 |
| 5556138 | Pipe connecting device Connection of two dividing flanges by joining of protrusion and depression, protrusion and depression, and protrusion and notch, in addition to tightening and joining by means of self-tapping screw to create the connecting flange. At this time, the hexago... | 09/17/1996 |
| 5540465 | Pipe, valve and/or tee coupler A pipe coupler for interconnecting pipes and components together, for transferring bulk and fluid materials, and useful for connecting sections of pipe-end-to-end. The coupler connects grooved pipe to ground pipe, smooth pipe to grooved pipe or smooth pip... | 07/30/1996 |
| 5490693 | Tube coupling locking device A tube coupling locking assembly for preventing undesired loosening of a make-up coupling includes a cooperating pair of rigid lock members that encircle about a coupling nut with one of the lock members having an end connected to a second cooperating cou... | 02/13/1996 |
| 5468030 | Tube clamp and coupling A coupling assembly is disclosed for connecting a tube to a housing member. Preferably, the coupling assembly includes a tube end having a pair of spaced apart annular beads defining a groove for receiving a resilient seal ring seated therein and a housin... | 11/21/1995 |
| 5468025 | Sewer line vent clamp assembly The present invention relates to clamps which frictionally and releasibly engage two axially aligned pipes to prevent forced separation of the pipes. More specifically, the present invention relates to a sewer line vent clamp assembly having a novel doubl... | 11/21/1995 |
| 5454606 | V-retainer coupling assembly construction which prevents incorrect installation with reduced width slot A coupling assembly includes a first coupling element having first and second ends and a second coupling element having first and second ends. A first structure secures the first end of the first coupling element to the first end of the second coupling el... | 10/03/1995 |
| 5387017 | Coupling for attachment to the end of a pipe for securement to the pipe or for joining pipes together A coupling for attachment to the end portion of a pipe having a circumferential shoulder in such end portion includes a coupling body which receives the end portion of the pipe therein and a set of jaw members which, after the end portion of the pipe is r... | 02/07/1995 |
| 5383690 | Arrangement for fastening a fluid line to a body particularly a fuel filter for an internal combustion engine In an arrangement for fastening at least one fluid line to a body, in particular a fuel filter for an internal combustion engine wherein the body has a bore and the fluid line includes a cylindrical connecting piece received and locked in the bore, the co... | 01/24/1995 |
| 5368339 | Network for distribution fluid under pressure, a branch clamp for use in the network, and a kit for making a branch connection A network for distributing a fluid under pressure. The network has a substantially horizontal main pipe situated at an upper level, with horizontal or vertical secondary pipes branching therefrom. The junction between the main pipe and a secondary pipe is... | 11/29/1994 |
| 5352855 | Junction clamp for wiring harness A unitary, molded plastic junction clamp having a generally T-shaped final configuration for securing the wiring junction between a trunk portion and a split out branch portion of a wiring harness includes a flexible plastic main panel having a generally ... | 10/04/1994 |
| 5312139 | Fluid line nut locking device A detachable locking device is described which consists of a pair of standard box end wrenches with shortened handles having integral ears on the ends of the handles with openings therethrough. The wrenches are designed to be retrofittably placed behind t... | 05/17/1994 |
| 5301983 | Pipe component seal assembly A pipe component seal assembly comprising a pipe system component capable of carrying a fluid under pressure and having means communicating to the atmosphere through which the fluid in the pipe system component can flow, a housing secured to the outer sur... | 04/12/1994 |
| 5294156 | Flange coupling for connecting pipes for carrying refrigerant during refrigerating cycle Aluminum pipes 63 and 65 are provided at the ends thereof with a flange unit 3 constructed by two separate flange sections 5 and 7 produced by injection moulding a plastic material selected from polypropylene, polyoximethylen, epoxy, polyester or nylon 66... | 03/15/1994 |
| 5222768 | Fluid line nut locking device A detachable locking device is described which consists of a pair of standard box end wrenches with shortened handles having integral ears on the ends of the handles with openings therethrough. The wrenches are first placed behind the respective connectin... | 06/29/1993 |
| 5220810 | Refrigerant recovery system with flush mode and associated flushing adapter apparatus A refrigerant recovery system is operative in a recovery mode to recover refrigerant from an air conditioning circuit, and in a cleaning mode to cleanse the recovered refrigerant of impurities therein. In the recovery mode the refrigerant is withdrawn fro... | 06/22/1993 |
| 5209529 | Secondary retention clip with pivoting clamping jaws A secondary retention clip to prevent the complete separation of the female end of an air conditioning hose from a connected male end. The female end is flared and the male end has a coupling flange which receives the flared female end. The clip has a box... | 05/11/1993 |
| 5205022 | U-bolt clamp assembly A clamp assembly for securing a piping system or the like to a support surface. The clamp assembly includes a U-bolt having a flattened interior surface which allows even distribution of the load from clamping on the piping system as the U-bolt is secured... | 04/27/1993 |
| 5183298 | Pipe fitting reducers Cast iron fittings are coupled with reducer fittings in a fluid handling network to reduce the flow diameter in various pipe sections of the network. Each main fitting and reducer fitting has two or more tabs about their mating open ends which are aligned... | 02/02/1993 |
| 5169177 | Quick connect branch connector A quick connect branch connector includes a saddle to which one end of a spring clip is hingedly connected, a traction device being provided at the opposite end of the spring clip for cooperation with the saddle, whereby the spring clip can be placed unde... | 12/08/1992 |
| 5168720 | Refrigerant recovery system with flush mode and associated flushing adapter apparatus A refrigerant recovery system is operative in a recovery mode to recover refrigerant from an air conditioning circuit, and in a cleaning mode to cleanse the recovered refrigerant of impurities therein. In the recovery mode the refrigerant is withdrawn fro... | 12/08/1992 |
| 5137308 | Air transfer system An air flow conduit system is presented for air flow communicatoin between an air filter mechanism and an engine intake manifold. The conduit system comprises substantially rigid straight conduit members joined in fluid communication by connector systems ... | 08/11/1992 |
| 5131698 | Device for hermetically coupling two smooth tubes disposed end to end A device is disclosed for hermetically coupling two smooth tubes of the same diameter disposed end to end, particularly for coupling two elements of the exhaust pipe of an engine, such as those of automobile vehicles. A bush in one piece comprises a longi... | 07/21/1992 |
| 5116083 | Clamp for coupling and sealing pipe joints A clamp suitable for joining a pair of tubular members such as truck exhaust pipes including a metal band having a reinforcing bar at each end wrapped more than one turn, each wrapped reinforced end forming at least one hold for receiving, threading, and ... | 05/26/1992 |
