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| Number | Title | Issue Date |
| 7398692 | Sealing ring and its managing system An object of the present invention is to make it possible to accurately and simply manage the performance deterioration and life duration of sealing rings and other various information about each sealing ring. As a means of achieving this object, a sealing ring acco... | 07/15/2008 |
| 7390031 | Quick-connect conduit coupling device A coupling device for releasably interconnecting conduit elements includes two coupling members, each having a central opening therethrough. A tapered pocket is defined in one coupling member to act as a seat for slidingly receiving the other coupling member, which ... | 06/24/2008 |
| 7354075 | Adapter-intermediate ring for a screw-in part of a fluid plug system An adapter assembly having an intermediate ring and a screw-in part for a fluid plug-in system. The adapter assembly includes an externally threaded portion for threading into a threaded bore and an actuating shoulder. A receiving groove is formed in the transition ... | 04/08/2008 |
| 7354073 | Pipe joint A pipe joint includes a push ring having a tapered receptacle and fitted to a junction pipe; a pipe joint main body having a pipe receptacle and fitted to the junction pipe; a clamp for moving the push ring toward the joint main body; a packing ring disposed between... | 04/08/2008 |
| 7354079 | Connector A tube connector including a tubular connector body having an inboard contact surface facing an outboard open end, a collet extending into the open end and towards the contact surface, and an o-ring positioned between the collet and the contact surface. The o-ring p... | 04/08/2008 |
| 7310867 | Snap in place gasket installation method A pipe sealing gasket is shown which is designed to be received within a groove provided within a belled, socket end of a plastic pipe. The groove in the plastic pipe is preformed during manufacture and the gasket is installed thereafter. The gasket nominal diameter... | 12/25/2007 |
| 7231119 | Dry fiber optic assemblies and cables A tube assembly of the present invention has at least one subunit with at least one dry insert generally surrounding the subunit which may be disposed within a tube, thereby forming a tube assembly. The subunit includes a fiber optic ribbon and a sheath, wherein the... | 06/12/2007 |
| 7229102 | Fluid coolant union A coolant union includes a seal assembly having a first seal member and a non-rotating second seal member. At least one of the annular sealing surfaces presented by the rotating seal member and the non-rotating seal member is chamfered such that the chamfered sealin... | 06/12/2007 |
| 7206482 | Protective casings for optical fibers Disclosed is a fiber optic drop cable including at least one optical waveguide, at least one roving, and a cable jacket. In one embodiment, the at least one roving includes a resin matrix having a water-based acrylic composition that includes an ethylene-acrylic aci... | 04/17/2007 |
| 7184634 | Fiber optic drop cables suitable for outdoor fiber to the subscriber applications A fiber optic drop cable including at least one optical waveguide, at least one roving, and a cable jacket. In one embodiment, the at least one roving includes a resin matrix having a water-based acrylic composition that includes an ethylene-acrylic acid and a water... | 02/27/2007 |
| 7165635 | Deflection swivel and method A deflectable in-line swivel that permits axial deflection of a tubular string is presented. The in-line swivel is preferably constructed as a ball and socket design whereby the ball of a swivel mandrel is permitted to articulate within a socket of a retainer sub. T... | 01/23/2007 |
| 7140618 | Socket with dual-functional composite gasket A gasketed pipe joint including a dual-functional, composite gasket, which in addition to forming a seal between a pipe bell and a spigot provides a molding surface for forming a bent retainer in the hub of the pipe or fitting. The dual-functional composite gasket c... | 11/28/2006 |
| 7137756 | Fluid-tight bell-and-spigot-joint for box culverts A box culvert and gasket assembly is provided that enables fluid-tight bell-and spigot joints to be formed between abutting ends of box culverts. The joints according to the assembly of the present invention can remain fluid-tight up to at least 13 psi of water pres... | 11/21/2006 |
| 7134204 | Integral restraint system and method of manufacture for plastic pipe A method and apparatus for restraining pipe against internal forces at a pipe or fitting connection and to join and seal at least two pipes to form a pipeline is shown featuring an improved restraining/sealing mechanism. The restraining/sealing mechanism includes a ... | 11/14/2006 |
| 7101108 | Collar for taking hold of fixation piece of window shade rod A tubular collar is used to take hold of a fixation piece at one longitudinal end of a window shade rod. The collar is provided in an outer wall with a plurality of axial grooves extending through both longitudinal ends of the collar. The collar is provided in an in... | 09/05/2006 |
| 7097015 | Suspension system for motor vehicles A suspension system for motor vehicles includes a piston-cylinder assembly having a working cylinder, a piston rod guidably inserted in a piston rod guide in the cylinder, and a damping piston having damping valves movably arranged in the working cylinder and connec... | 08/29/2006 |
| 7090261 | Animal watering system with keyed components A watering system for a poultry house comprises a watering line which is suspended from a stabilizing bar by means of a clip. The watering line is comprised of a plurality of pipe segments connected together by a coupling mechanism. The coupling mechanism includes a... | 08/15/2006 |
| 7079734 | Fiber optic drop cables suitable for fiber to the subscriber applications A fiber optic drop cable is disclosed that includes at least one optical waveguide disposed within a tube, a first and second strength assembly, and a cable jacket. Each strength assembly includes a strength component and a plurality of strength members, wherein the... | 07/18/2006 |
| 7063356 | Pipe coupling A pipe coupling (10) for joining together the ends of two adjacent pipes includes a housing (12) which defines a generally central bore (13) along a central axis of the housing for receiving the ends of the two adjacent pipes, and a locking arra... | 06/20/2006 |
| 7050688 | Fiber optic articles, assemblies, and cables having optical waveguides Fiber optic articles, assemblies, and cables preserve optical performance by using optical waveguides having a core, a cladding, and a coating system according to the present invention. Moreover, the optical articles, assemblies, and cables of the present invention ... | 05/23/2006 |
| 7035513 | Fiber optic drop cables suitable for outdoor fiber to the subscriber applications A figure-eight fiber optic drop cable includes a messenger section and a carrier section connected by a web. The carrier section has at least one optical waveguide and at least one roving. In one embodiment, the carrier section has an average shrinkage of about 0.5%... | 04/25/2006 |
| 7032934 | Hydraulic fitting A connector for a fluid conduit is provided herein. The connector includes a conduit structure and an annular seal member. The conduit structure has a frustro-conical surface and a seal groove. The frustro-conical surface may be an external surface or an internal su... | 04/25/2006 |
| 7014215 | Quick connect coupling A quick connect hose coupling for connecting a hose to a fixture of the type having a hose stem portion including a hose insert portion, having a fixture portion including a fixture connection portion, and having a joinder portion is disclosed. The joinder portion i... | 03/21/2006 |
| 7004511 | Pipe coupling device The pipe coupling device includes a sleeve having an end adapted for receiving a pipe. The end has a sealing cavity defined between the outer surface of the pipe and the interior surface of the sleeve. A sealing gasket is adapted for arrangement within the sealing c... | 02/28/2006 |
| 6926311 | Apparatus for quick connection A quick connector connects a pump and a fluid container is disclosed. The quick connector includes an upper component, a lower component, at least a telescopic tube, a connector body, and a soft cover. The upper component includes a first groove and a first buckle o... | 08/09/2005 |
| 6922511 | Fiber optic assemblies and cables having subunits with a security feature One embodiment is a fiber optic cable including at least one subunit, a tube, a plurality of strength members, and a cable jacket. The subunit includes a fiber optic ribbon and a sheath, wherein the sheath is tight-buffered about the fiber optic ribbon, thereby inhi... | 07/26/2005 |
| 6899354 | Pipe joining assembly An improved joining assembly employs a retainer ring member to hold in place a gasket member in a pipe or fitting. A resilient annular gasket member is placed inside a first conduit member (pipe or fitting). An annular retainer member is provided to secure the annul... | 05/31/2005 |
| 6375232 | Bi-metallic union fitting for use in threaded ports A lip seal union fitting attaches to a female boss associated with a hydraulic component. The female boss includes a bore, a first threaded portion located on an inner surface of the bore and a seat. A body of the lip seal union fitting is constructed of ... | 04/23/2002 |
| 6142484 | Composite multi-pressure gasket A composite gasket for forming a seal between a pipe bell and a spigot comprises a first axially disposed portion formed of an elastomeric material and has a first leading edge and a first trailing edge, and a second axially disposed portion, adjacent the... | 11/07/2000 |
| 5984595 | Tool holder A tool holder having a holder body, a collet, an intermediate rod, a clamp bolt and a pull stud. The collet and the intermediate rod are integrally connected by screwing. A spacer is mounted to the front end of the holder body and has an opening hole with... | 11/16/1999 |
| 5890746 | Cooled and wetted redundant seal tube fitting A tube coupling assembly has independent primary and secondary sealing elements. The coupling assembly includes first and second coupling members which define a fluid passage therethrough. The coupling members are arranged relative to one another so as to... | 04/06/1999 |
| 5865996 | Water purifier with collet and tube support A water purifier includes a port having a collet, an O-ring seal, and a support between the collet and the seal. The collet axially receives a tube for water passage. The support limits radial movement of the tube off the axis. The support has an L-shaped... | 02/02/1999 |
| 5617879 | Sealing arrangement for a coolant union having a floating seal assembly A sealing arrangement for a rotating coolant union for preventing leakage forward between the outer surface of a seal carrier of a floating seal assembly of the coolant union and the inner wall of the housing, includes an O-ring seal and an annular back-u... | 04/08/1997 |
| 5516154 | Plastic vacuum component with groove for seal The Invention relates specifically to an improved method of joining plastic socket fit piping components for vacuum, pressure, and structural applications where a leak and contamination free connection is needed. A unique Dual Face/Circumferential Elastom... | 05/14/1996 |
| 5321233 | Electrofusion fitting and sealing method for distribution line An electrofusion fitting for sealing a distribution line, or main, includes upper and lower arcuate sleeve members securely coupled together about the line by means of nut and bolt combinations. Extending radially from the upper sleeve member is a cylindr... | 06/14/1994 |
| 5156423 | Tube retainer assembly having a serpentine elastic sleeve An improved tube retaining system is disclosed in which a connector member has a generally conical inner bore which receives a first tube. A generally serpentine sleeve is disposed in the conical bore and contacts both an outer periphery of the first tube... | 10/20/1992 |
| 5090741 | Hose end fitting A hose end fitting for sealed connection to a hose, comprising: a first cylindrical member having a reduced diameter bore portion and an enlarged diameter bore portion connected to the reduced diameter bore portion; a second cylindrical member axially sli... | 02/25/1992 |
| 5076617 | Seal for aseptic fitting assembly A metallic seal ring assembly including a U-shaped ring having a bight section and a pair of legs, a flange on the end of each of the legs, each flange including a radial surface and an annular surface, the distance between the radial surfaces being great... | 12/31/1991 |
| 5029879 | Seal for pipe to wall junctions An improved seal at the junction of a pipe or tube to an opening formed in a flat wall or in the wall of a cylindrical or rounded container, including axially tapered exterior and interior peripheral surfaces. The tapers of such surfaces being different o... | 07/09/1991 |
| 5029906 | Method and apparatus for forming a ventable seal A deformable sealing member is disposed between two surfaces such that a space is provided to at least one side of such sealing member. A smaller space may be provided to a second side of the sealing member. The sealing member is conformed to contact both... | 07/09/1991 |
