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| Number | Title | Issue Date |
| 7029037 | Apparatus for connecting and sealing duct sections An apparatus (10) for connecting and sealing duct sections is adapted for connecting and sealing round ducts (100), round oval ducts (200), and other commonly used ducts. The apparatus includes first and second connectors. Each connector include... | 04/18/2006 |
| 6382680 | Coupler apparatus and method of manufacturing the same A coupler apparatus for hoses, etc. comprises a pair of coupler bodies 1a, 1b having no distinction between male and female and having the same structure. Front end faces of the coupler bodies are provided with seal faces 5. In addition, the front end fac... | 05/07/2002 |
| 6325425 | Hose coupling A connector (1) for flexible fluid lines, such as garden water hoses, comprising a universal body member (3) which is common to all interconnecting components of the system, wherein there is a twist-together, twist-apart bayonet connection between compone... | 12/04/2001 |
| 5857713 | Coupling for hose and method of manufacturing the same A coupling for coupling hoses comprising a pair of coupling main bodies that are structurally identical and undiscriminable for male and female. Each of said coupling main bodies is provided at the front end surface with a sealing surface for mutual abutm... | 01/12/1999 |
| 5716080 | Bearingless fluid coupler A bearingless, mechanical, rotary, fluid-tight coupling apparatus for effecting a fluid-tight seal between a non-rotating member such as a fluid supply line and a rotating member, such as a spindle, of a flexible machine tool. The apparatus includes a gui... | 02/10/1998 |
| 5566986 | Dual gasket lined pipe connector A multi-piece, pipe joint seal has a slidable interface between seal pieces. The slidable interface allows for slippage between pieces during pipe joint assembly and disassembly, minimizing rotational and other stresses on the seal pieces and pipe sealing... | 10/22/1996 |
| 5405171 | Dual gasket lined pipe connector A multi-piece, pipe joint seal has a slidable interface between seal pieces. The slidable interface allows for slippage between pieces during pipe joint assembly and disassembly, minimizing rotational and other stresses on the seal pieces and pipe sealing... | 04/11/1995 |
| 5383691 | Universal locking connector for human breathing systems Connector connects two annular objects face-to-face. It may be used as a hose end coupling that connects two flanged hose ends end-to-end. It includes two components of the same configuration that connect directly to one another. Each a hose end flange pr... | 01/24/1995 |
| 5131667 | Hose coupling gasket An improved hose coupling gasket in which the standard gasket retaining flange is modified to include an additional sealing bead strategically formed on the upper surface of the flange such as to engage the adjacent surface of the gasket retaining groove ... | 07/21/1992 |
| 5090871 | Junction assembly with leak detection means A junction assembly with leak detection means comprising a pair of mating surfaces forming the junction of two fluid conduits, means forming an annular containment chamber in at least one of the surfaces circumscribing the conduit passageway, a pair of sp... | 02/25/1992 |
| 5087504 | Multi-injection molded flange with gasket in wedge shaped opening In the present invention, when a multi-injection molded body made of at least a first and a second resins is molded, catching means are formed generally by pressing a part of the surface about an opening of a concave section formed in a first molded body ... | 02/11/1992 |
| 5005875 | Anti-torque coupling A universal-type coupling member including a head portion, a stem portion rotatable in the head portion, and a gasket inset in the head portion and in sealable contact with the stem portion, and having a fluid passageway therethrough is provided, which ca... | 04/09/1991 |
| 4946309 | Sealing profile A sealing profile made of rubber or rubber-like material for installation in a recess extending around concrete segments for a tunnel tube. The profile has on the base side a plurality of parallel grooves extending in the longitudinal direction, and paral... | 08/07/1990 |
| 4886303 | Coupling with improved elastomeric face seal A quick-connect coupling is disclosed for manually joining together pipe or hose sections or the like. A pair of identical coupling bodies are provided, each containing an elastomeric annular face seal, and adapted for sealing engagement with a correspond... | 12/12/1989 |
| 4751965 | Wellhead seal assembly The improved wellhead seal assembly includes an annular metal seal ring having upper spaced apart inner and outer rims with an upper energizing ring positioned between such rims and movable axially between them, a resilient seal embedded in and extending ... | 06/21/1988 |
| 4619473 | Fluid passage connector for liquid chromatograph A fluid passage connector for liquid chromatographs, which comprises a tube having a flat portion at one end, a bushing fixed to the outer periphery of said tube, a joint having therethrough a fluid passage, around the opening portion of which is provided... | 10/28/1986 |
| 4502701 | Sealing assembly in fluid coupling A compound sealing ring for fluid couplings comprises an annular resilient seal member having front and rear ends between which extends a circumferential annular groove, and an annular rigid reinforcement member inserted over the front end of the sealing ... | 03/05/1985 |
| 4187846 | Sterile connectors The interior sections of companion sterile connector members are isolated from the atmosphere by shield plates that are movable to uncover aligned conduits in said members through which luer fitting sections are engaged. Compressible seals positioned inte... | 02/12/1980 |
| 4165893 | Connector for tubing A connector is described for joining tubes together, particularly plastics tubing as used in laboratories and the like. The connector comprises a first member having a barb-like projection through which the tube can be pushed but cannot be pulled in the revers... | 08/28/1979 |
| 4139223 | Irrigation pipe coupler The specification discloses a torque coupling having two tubular coupling members having flanges with interlocking teeth wedged together by a clamping ring. The flanges have opposed grooves in which are positioned elastomer sealing rings having shallow gr... | 02/13/1979 |
| 4080752 | Toy blocks with conduits and fluid seal means A toy construction set includes interconnectable building blocks. Fluid conduits are formed in the blocks. The blocks are interconnectable to communicate their fluid conduits. Resilient seals are carried by the blocks and form fluid tight connections betw... | 03/28/1978 |
| 3942141 | Flange A flange adapted to be arranged on a tube. A plurality of flange parts fit together to define a flange having a central opening for surrounding the outer perimeter of a tube. Each of the flange parts defines at least a portion of the central opening. Each... | 03/02/1976 |
