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| Number | Title | Issue Date |
| 5108133 | Connector with quick release under load Connector for quick release under load, particularly for pipes for transporting fluids such as hydrocarbons, characterized by the fact that it comprises, between two opposite structural elements (1, 2) or between two parts of an element connecting the two... | 04/28/1992 |
| 5095564 | Saddle tee for irrigation pipe A saddle tee for irrigation pipe utilizing a unique structure for clamping the saddle tee in sealed relation to the main pipe. The saddle tee is of one-piece construction and is specifically adapted for use with underground irrigation pipe and can be used... | 03/17/1992 |
| 5073353 | Catalytic converter front flange and method of making same A replacement flange for the end of a catalytic converter is provided by a pair of generally L-shaped coupling elements which have their base portions opposed and seated in an elongated channel element which permits one coupling element to slide therein r... | 12/17/1991 |
| 5048876 | Closure apparatus for pipes and vessels A closure apparatus for pipes, vessels and the like includes a ring member which extends around the perimeter of a pair of flanges. The ring member includes a plurality of rollers that engage the nonmating sides of the flanges and impart a closing force t... | 09/17/1991 |
| 5048776 | Pipe clamp The clamp comprises at least one metal circular strip enclosing a pipe and having two ends hooking into each other. One of the ends is provided with a double elbow 6, 7 first forming an outwardly pointing part 8 and then a rearwardly pointing part 9. The ... | 09/17/1991 |
| 5018548 | Segmented coupling for pipes A segmented pipe coupling provides a housing for a butterfly valve, and preferably is provided with oppositely angled end faces of saw tooth configuration at the respective ends of the coupling segments, thus allowing the inclined end faces to emerge at t... | 05/28/1991 |
| 5018768 | Pipe coupling hinge A pipe coupling for encircling and coupling aligned pipe ends is formed of aligned arcuate segments that are fastened together. The segments are hingedly connected together at adjacent ends by means of a hook formed on the end of one segment and a hook re... | 05/28/1991 |
| 4976129 | Apparatus for the axial shifting of a shaft, especially of a rolling-mill roll The apparatus transmits a high shifting force reliably and has a simple and rapid assembly. The axial shifting occurs by a clamping device which is in releasable working connection with the roll stub shaft of a rolling-mill roll or the rotating shaft. The... | 12/11/1990 |
| 4969923 | Safety latch A circumferential safety latch clamp for securing a pair of pipe members together operated by a lever actuator wherein a lever is pivotally mounted upon one end of the clamp band positionable between a latch position and an open position having portions r... | 11/13/1990 |
| 4958861 | Tube coupling A tube coupling comprising a first and second tubular member the first tubular member having a bell end and the second tubular member having a pin end for telescopic engagement within the bell end of the first tubular member. A deformable band secures the... | 09/25/1990 |
| 4953899 | Clamp assembly An improved clamp assembly for clamping the overlapping ends of metal tubes in an exhaust system. The clamp assembly includes a metal ring having a pair of overlapping end portions disposed in side-by-side contact. A generally U-shaped bracket is secured ... | 09/04/1990 |
| 4924913 | Tube coupling system A tube coupling system for joining a plurality of metal tubes that are used in air flow systems which includes at least two tubular members each having at least one curled end. A clamping member is used to join the tubular members in an abutting interfaci... | 05/15/1990 |
| 4913470 | Automatically adjustable tube coupling for tubes of varying diameters The present invention relates to a tube coupling consisting of a collar formed by at least two shell portions connected at their peripheral end by means of a crossing joint bolt, and comprising further a bolt lever articulated at the free peripheral end o... | 04/03/1990 |
| 4902046 | Connector with quick release under load Connector for quick release under load, particularly for pipes for transporting fluids such as hydrocarbons, characterized by the fact that it comprises, between two opposite structural elements (1, 2) or between two parts of an element connecting the two... | 02/20/1990 |
| 4896902 | Segmented transition coupling Coupling segments of a segmented pipe coupling have dissimilar ends that are interfittable with ends of an identical said coupling segment in only one specific orientation of said coupling segments, and which are antagonistic to the interfitting of said e... | 01/30/1990 |
| 4890863 | Metallic adjustable clamping band for gaskets A metallic clamping band of channel-shaped cross-section is arranged in a ring-shaped manner and has a discontinuity so as to define two adjacent free ends thereof. A curved channel-shaped insert has one of its ends welded to one end of said clamping band... | 01/02/1990 |
| 4874191 | Flue gas conduit connector A flue gas conduit connector for joining together the ends of flue gas conduits by means of locking tabs on the outer surface of one flue gas conduit which may be bent over a locking ring or the other flue gas conduit, the ends of the flue gas conduits be... | 10/17/1989 |
| 4850621 | Structure having interconnected metal tubes A structure comprising two interconnected metal tubes used for supplying oil or air. The first tube inserted in the second tube has a tubular wall at its one end and an outwardly swelling circumferential wall formed inside the tubular wall. The second tub... | 07/25/1989 |
| 4840194 | Explosion proof electrical conduit sealing fitting An explosion-proof electrical conduit sealing fitting for threadedly engaging at least two threaded conduits and surrounding at least one conductor running through two threaded conduits includes a first element having a portion threadedly engaging at leas... | 06/20/1989 |
| 4826486 | IV connector lock and stabilizer An IV lock for preventing IV connectors from separating. The IV lock has two split-fork locks at each end for releasably securing a male IV fitting or connector to the IV lock and for releasably securing a catheter to the IV lock. The IV lock may also inc... | 05/02/1989 |
| 4790574 | Apparatus for coupling tubular members A clamp suitable for joining a pair of tubular members, e.g., commercial truck exhaust pipes. One clamp (70) according to the invention includes an S-shaped band (72) having a pair of forward curved portions (76) on either side of a reverse curved portion... | 12/13/1988 |
| 4753462 | Adjustable tube clamping connector This invention provides an improved adjustable tube clamping connector, especially one used for making adjustable connection of an inner tube and outer tube as required by the actual conditions. The outer tube has an open slot and is attached by welding t... | 06/28/1988 |
| 4741561 | Remotely monitored seal in a connection joint A engageable joint having male pipe end and a female pipe end. The male and female pipe ends are removably engaged with gaskets. The gaskets are inflatable and arranged in a plurality of stages in the axial direction to inflatably seal a clearance between... | 05/03/1988 |
| 4708377 | Contractible coupling A contractible coupling for flared conduit connections of an annular configuration wherein the coupling includes a resilient metal band having tabs at the band ends permitting the band to be opened while contraction is produced by the band resiliency. A p... | 11/24/1987 |
| 4660870 | Clamp A band that is discontinuous circumferentially, placeable on an object to be clamped in transverse direction; toggle locking means releasably locks the ends of the band together on the object. In one form the band is made in parts hinged together, and in ... | 04/28/1987 |
| 4660862 | Pipe lap joint with improved pull-apart strength A pipe coupling for improved pull-apart strength of pipe lap joints is disclosed. A clamping band is applied to the outside pipe around the overlap region of the pipes. An attachment is applied around the inside pipe and the two bands are connected togeth... | 04/28/1987 |
| 4657288 | Clamping ring for use in a pipe joint A clamping ring for use in pipe joints has an inside surface which is formed with generally peripherally extending indentations for axially fixing a pipe. In order to prevent an occurrence of dangerous stress concentrations in pipes in contact with such c... | 04/14/1987 |
| 4657284 | Remotely manipulatable clamp The clamp comprises two members articulated about a common pin. These members form on one side of the pin two half-clamps having profiles complimentary to that of the frustum-shaped nipples fixed to the pipes to be coupled together. On the opposite side, ... | 04/14/1987 |
| 4650221 | Quick connect coupling safety clamp system A safety clamp system for securing the lever arms of a quick connect coupling to prevent the accidental movement of the arms which would cause a failure of the coupling mechanism for two coupling pipes. Once the pipes have been joined by a standard quick ... | 03/17/1987 |
| 4643465 | Pipe coupling A coupling is set forth for joining a beaded end and a plain end glass pipe together, wherein an outer clamping band retains an elastomeric sleeve therewithin and inhibits the longitudinal flow thereof by means of openings and projections formed in the ou... | 02/17/1987 |
| 4640533 | Adjustable pipe extender for high pressure lines carrying abrasive materials A concrete pumping system includes a pipe extender unit for adjustment of a pipe length between two fixed points. The extender unit includes a ductile steel pipe telescoped over a standard pipe, with a seal therebetween. Four jaws of hardened steel have i... | 02/03/1987 |
| 4640980 | Electro-magnetic screening device for electrical cabling constituting bundles of cables comprising tappings An assembly of electro-magnetic screening devices for electrical cabling including tappings or branches of the kind in which each main cable and each tapping is enclosed in a screening sheath. At the junction between the main cable and the tappings each t... | 02/03/1987 |
| 4640536 | Tube clamp assembly A clamp assembly for clamping unslotted overlapping ends of metal tubes in an exhaust system. The clamp assembly includes a metal ring having a generally circular cross section and the ends of the ring are in overlapping contacting relation. One leg of a ... | 02/03/1987 |
| 4639020 | Self-adjusting pipe clamp and coupling A segmented coupling for use in sealing adjacent pipe ends includes coupling segments having bolting pads at their ends, the ends of the coupling segments including inclined end faces for cooperation with correspondingly inclined end faces of an adjacent ... | 01/27/1987 |
| 4629226 | Pipe lap joint with collapsible sealing zone and band clamp A pipe lap joint is disclosed with an improved sealing zone structure in the overlap region of the pipe. The sealing zone comprises a pair of end-to-end intersecting slots which are covered by a clamping band and which allow the sealing zone of the pipe t... | 12/16/1986 |
| 4611835 | Pipe coupling A pipe coupling for coupling the ends of pipes which may or may not have spigots at the ends and in which there may be variations in the diameters of the pipe ends and/or the spigots. A circular gasket spans the ends of the pipes being coupled. A clamping... | 09/16/1986 |
| 4611839 | Self-adjusting pipe clamp and coupling A segmented coupling for use in sealing adjacent pipe ends includes coupling segments having bolting pads at their ends, the ends of the coupling segments including inclined end faces for cooperation with correspondingly inclined end faces of an adjacent ... | 09/16/1986 |
| 4605247 | Device for sealing the detachable joints of tubing elements in pneumatic transport facilities A device for sealing the detachable joints of tubing elements in pneumatic transport facilities comprises two flanges one of which is rigidly affixed on one of the tubing elements, while the other flange (2) is mounted with a clearance (a) on the other tu... | 08/12/1986 |
| 4602811 | U-bolt clamp construction A new open end pipe or tube clamp assembly having an exceptionally high strength-to-size ratio which utilizes a U-bolt and a novel saddle member. The saddle is formed by a progressive die of a single piece with no welding and has a top web surface which i... | 07/29/1986 |
| 4572552 | Clip for pipes, hoses and the like A clip for sealingly connecting to a nipple, a pipe of a material that cold flows when subjected to prolonged mechanical pressure. The clip includes a constriction band intended to encircle the pipe and adapted for tensioning by a screw, which is rotatabl... | 02/25/1986 |
