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| Number | Title | Issue Date |
| 7234731 | Gas feed pipe connecting screw for continuous casting nozzle A gas feed pipe connecting screw for a continuous casting nozzle which is mounted to the continuous casting nozzle formed with an axially extending ring-shaped slit concentric with a nozzle bore. The screw connects the nozzle to a gas feed pipe for blowing a gas int... | 06/26/2007 |
| 7228626 | Adapter mandrel used in conjunction with premolded high voltage connectors and connector components A mandrel, useful in high voltage cable splicing and termination operations, having a tapered surface and longitudinal ribs for assembly onto a high-voltage cable to be connected to a premolded or extruded high-voltage component. As the premolded high-voltage compon... | 06/12/2007 |
| 7093860 | System for joining sections of composite reinforced line pipe A composite reinforced line pipe is manufactured by aligning first and second pipe segments each having a composite reinforcement wrapped circumferentially about a core, attaching the line pipes at a cut-back portion of their exposed core, wrapping a joint tape circ... | 08/22/2006 |
| 7067032 | Tubular coupling element for producing a glued joint with a fluid line A tubular coupling element for producing a glued joint with a fluid line and a method for producing such a glued joint. The coupling element includes an inner tube that is insertable into a fluid line and an outer tube that is constructed concentric to the inner tub... | 06/27/2006 |
| 7052052 | Sealing gasket for a clamp A device for sealing a lap joint between two conduits is disclosed herein. The device includes a band clamp. The device also includes a packet or other type of container secured to the band clamp. The packet contains a sealant which moves or flows to void areas betw... | 05/30/2006 |
| 7025388 | Method and apparatus for forming leak-proof coupling for beverage distribution system A method and apparatus is provided for forming a leak proof coupling between two thin walled metallic ends in a beverage distribution system. The pipe ends are prepared by cutting the ends and ensuring that the cross-section of the ends are round. An alignment devic... | 04/11/2006 |
| 6981723 | Threaded attachment A threaded attachment provides means of applying external threads to elongated members, such as tubes, rods, cables, and the like. The threaded attachment can be expanded to install around an elongated member. When the threaded attachment is compressed or closed aro... | 01/03/2006 |
| 6899360 | Hose with serviceable molded-on hose clamp A hose and clamp assembly comprises a hose, a band-type clamp encircling the hose, and an elastomeric envelope bonded to the hose and attaching the clamp to the hose along a section of the clamp band. The elastomeric envelope is provided with at least one discontinu... | 05/31/2005 |
| 6767036 | Gas tight housing joint using an interference fit with adhesive A method and arrangement is provided to form a gas-tight joint between two housing portions, e.g. between an end flange and a tubular pole-unit housing for a circuit interrupter or an insulating support column. The joint is formed via a heat-shrink process to provid... | 07/27/2004 |
| 6739632 | Method and apparatus for coupling HVAC conduits A coupling for connecting one or more pipes or conduits. The coupling includes at least one wedge-shaped gasket extending around the coupling. The wedge-shaped gasket includes an outer sloped or inclined surface, an inner surface, and a pair of opposed ends where on... | 05/25/2004 |
| 6736430 | Method of sealing a joint between two pipes The present invention provides a joint (6) between insulated pipes (4), which comprises: (a) two transport pipes joined together; (b) insulation on each transport pipe which ends short of the joint; (c) a casing surrounding the exposed portion of pipe;... | 05/18/2004 |
| 6679529 | Connection system An apparatus for establishing aseptic/sterile connections including a substantially flexible, substantially transparent sterile barrier enclosing a terminal end of a conduit and a resilient, deformable support card which further includes an adhesive perim... | 01/20/2004 |
| 6494501 | Pipe connector, pipe-connecting structure, and connecting method A pipe joint connecting a pipe using an anaerobic adhesive, which possesses a double pipe structure formed with an inner pipe fitting into the inner circumference side of the end of the pipe, and an outer pipe fitting into the outer circumference side of ... | 12/17/2002 |
| 6409229 | Plastic pipe and duct joint connections The invention relates to a joint assembly for connecting together fiberglass cylindrical pipe and duct sections up to about one hundred and twenry inches in diameter. An internal tubular slip collar fits into opposing sections joining the sectionend to en... | 06/25/2002 |
| 6341802 | Fluid delivery systems and methods and assemblies for making connections A fluid delivery system includes a connector assembly and a container. The connector assembly includes a first fitting defining a first aperture, a second fitting that is couplable to the first fitting and defines a second aperture, and a removable contam... | 01/29/2002 |
| 6318761 | Replacement fitting for rigid, plastic pipes Replacement fittings for substantially rigid pipes. Each fitting preferably includes a main body with telescoping, sleeve members mounted on it. The sleeve members can be individually slid along the main body but cannot be removed from it. In this manner,... | 11/20/2001 |
| 6305722 | Telescopic tube, in particular for sprinkler systems The invention concerns a telescopic tube (10), in particular for sprinkler systems, comprising an outer tube (12) and an inner tube (14) which is movable relative to the latter and has an inner end piece (36) which extends inside the outer tube and has an... | 10/23/2001 |
| 6231086 | Pipe-in-pipe mechanical bonded joint assembly The invention is directed to a double-wall steel pipe joint. Each section of double-wall steel pipe has a steel outer casing and a steel inner carrier pipe. The completed joint comprises a steel joint ring fitted within the annular space at the end of eac... | 05/15/2001 |
| 6203074 | Duct system and method Internal connectors are configured to conformingly fit within each of the mating ends of adjacent duct elements. The internal connectors each comprise a sleeve having an outwardly extended wall disposed about a perimeter of the internal connector. The mat... | 03/20/2001 |
| 6176523 | Joint for variable wall thickness conduit An improved joint for a variable wall thickness conduit is disclosed. The joint includes a female joint section and a male joint section. The female joint section has a body portion which terminates in a first support surface and a sealing sleeve which ex... | 01/23/2001 |
| 6170884 | Pipe coupling for plain ended pipe and for plain ended pipe attached to grooved pipe A segmented coupling for use in coupling lengths of plain ended pipe employs cutter members of high strength steel to perform the required interconnection of the pipes, the cutter members being immovably held in the respective coupling segments and, upon ... | 01/09/2001 |
| 6158782 | Pipe coupling flange assembly A flange assembly for a pipe coupling is disclosed which includes a flange body (12) which has an outer periphery (14) and an inner periphery (16) which defines a central opening (18). Holes (20) are arranged in the body (12). A rubber gasket (26) is adhe... | 12/12/2000 |
| 6065783 | Pipe coupling A pipe coupling joins together adjacent metal pipe segments. The pipe coupling includes a hollow metal body having first and second open ends adapted for receiving respective proximal ends of the adjacent pipe segments. At least one solder groove is forme... | 05/23/2000 |
| 6059338 | Pipe connection A pipe connection includes a pipe having a smooth-ended end portion pushed onto a sleeve-like region of a fitting. The fitting includes a stop at one end of the sleeve-like region. A seal is arranged between the sleeve-like region of the fitting and the p... | 05/09/2000 |
| 6022054 | Thin wall fiberglass pipe connectors A pipe coupling for two pipe ends having the same inner diameter includes a first pipe coupling joining the pipe ends. The first pipe coupling is formed from a section of pipe having approximately the same inner diameter as the pipe ends and is split long... | 02/08/2000 |
| 6000436 | Fluid conduit systems and methods for making Multilayer fluid conduits are formed by adhering to a tubular outer surface of a metal pipe, a thermoplastic outer layer. The outer layer permits ends of the multilayer conduit to be joined together in leak-proof fluid conduit systems simply by adhering t... | 12/14/1999 |
| 5984369 | Assembly including tubular bodies and mated with a compression loaded adhesive bond An assembly mating first and second tubular bodies is disclosed. The mating assembly includes at least a sleeve structure forming a part of the first tubular body and defining an inner receptacle surface region, a compression loading assembly integrally f... | 11/16/1999 |
| 5975587 | Plastic pipe repair fitting and connection apparatus A repair fitting is provided for sealably connecting ends of a pipeline, when a damaged section of the pipeline has been removed. In a preferred embodiment, the pipeline ends are connected using the repair fitting with two stab fittings. The repair fittin... | 11/02/1999 |
| 5971443 | Threaded joint for pipes The invention pertains to a tubular threaded joint provided with a device opposed to over-screwing or unscrewing. The joint includes a male component (3) with an external threading (8) and a female component (2) with internal threading (6), these two comp... | 10/26/1999 |
| 5968304 | Process for forming fluid flow conduit systems and products thereof There is disclosed a process for bonding a rigid thermoplastic vessel to a flexible thermoset elastomeric conduit using electromagnetic bonding techniques wherein the flexible thermoset elastomeric conduit is configured to provide close fitting relationsh... | 10/19/1999 |
| 5961160 | High-pressure connection system A connection system for pressure resistant screwed pipe joints with a retention body, a coupling ring, a pipe and a sealing ring is characterized in that an elastomeric high-pressure seal is provided in the form of a first elastomeric sealing element plac... | 10/05/1999 |
| 5961154 | Fume duct joint with clamping collar A fume exhaust duct joint, a clamping collar for clamping two cylindrical dual-laminate duct sections joined by an internal slip collar, and a method for assembling the joint. A first embodiment of the clamping collar has two clamp portions each including... | 10/05/1999 |
| 5951062 | Saddle-less fitting The present invention provides a saddle-less fitting having a stepped outer wall surface. The stepped outer wall surface includes a first and second surface and a step. The step includes a first bowed band surface extending from the first outer wall surfa... | 09/14/1999 |
| 5924742 | Apparatus for joining stop cock to a valve body A valve having a purging apparatus includes a valve body having a defined passage that is aligned along an axis of the valve body. A conduit having an axis passing downwardly through the valve body and in communication with the passage forms an angle with... | 07/20/1999 |
| 5918772 | Bayonet fastening device for the attachment of an accessory to a multiple component cartridge or dispensing device The bayonet attachment on the cartridge for attaching a mixer or accessory to a multiple component cartridge is formed as a ring-shaped bayonet socket with two internal recesses and two diametrically opposed cutouts forming one bayonet coupling part means... | 07/06/1999 |
| 5901987 | Method of making an endpiece, an endpiece and a connector made by the method, and a circuit including such a connector The present invention relates mainly to a method of making an endpiece, to an endpiece and a connector made by said method, and also to a circuit including such a connector. According to the invention, a single gasket is provided which serves simultaneous... | 05/11/1999 |
| 5899235 | Ferrule A ferrule includes a tubular wall and end wall which is divided into radially extending fingers, each of which terminates at a barb member formed by deflecting a tapered end portion of the finger. The end wall fingers extend orthogonally to the longitudin... | 05/04/1999 |
| 5890745 | Micromachined fluidic coupler A method for producing a microfluidic coupler includes the step of producing a first mask on a top surface of a wafer. The first mask defines an insertion channel pattern selected to correspond to the cross sectional shape of a capillary. The wafer is etc... | 04/06/1999 |
| 5887909 | Joint for different-diameter pipes and method of connecting different-diameter pipes A joint which is a cylindrical body having an inner circumferential surface, a diameter of which is larger than any of outer diameters of two pipes to be connected, the cylindrical body being provided with an annular projecting strip portion formed in an ... | 03/30/1999 |
| 5884946 | Connection of steel pipes for conveying solid materials A connection of steel pipes for conveying solid materials, particularly for conveying gravel, includes radially directed coupling flanges which extend circumferentially at the ends of the steel pipes. The coupling flanges have receiving bores for the coup... | 03/23/1999 |
