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| Number | Title | Issue Date |
| 7423216 | Dual action sealing gasket and use thereof in an electrical housing assembly A gasket is provided that includes a first sealing portion defining an angled profile and a second sealing portion. A plurality of beads are disposed along the angled profile of the first sealing portion, and a plurality of ribs are disposed along the second sealing... | 09/09/2008 |
| 7423217 | Dual action sealing gasket and use thereof in a electrical housing assembly A housing assembly is provided that has a case including an open end and a flange extending around at least a portion of the open end. The flange defines at least one reduced area extending into a portion of the flange, and a gasket is disposed around the flange. Pr... | 09/09/2008 |
| RE39973 | Metallic seal A metallic seal is provided that concentrates the available load over a narrow band to produce a sealing dam over a sufficient width to minimize leakage on a molecular level. The metallic seal has a first annular beam section, a second annular beam section, and inne... | 01/01/2008 |
| 7282097 | Slit valve door seal Embodiments of the invention generally provide a slit valve door seal. In one embodiment, a slit valve door seal includes a ring-shaped base having a center axis and at least one finger extending from the base. The finger is oriented substantially parallel to the ce... | 10/16/2007 |
| 7241099 | Center ball O-ring A self-retaining O-ring having at least two radial struts connectively extending from inside surfaces to a central sphere-shaped retainer. The top surfaces of the radial struts are formed below the top surfaces of the O-ring. The central sphere-shaped retainer is co... | 07/10/2007 |
| 7147377 | Crush ring to seal the counter plate on hydrodynamic bearing A fluid dynamic bearing including a shaft rotating within a sleeve and a thrust plate or the like supported at an end of the shaft rotating in a recess defined with the sleeve. The thrust plate faces a counterplate supported from the sleeve over the recess, and the ... | 12/12/2006 |
| 7140616 | Sealing device The invention relates to a sealing device which is provided with an annular circumferential groove in a preceding sealing washer and having a sealing body disposed in the groove. The width and depth of the groove are larger than the cross-section of the sealing body... | 11/28/2006 |
| 7131177 | Gasket insertion apparatus and method A gasket singulation apparatus for separating one gasket from a web-connected stack of gaskets includes a mandrel for receiving the web-connected stack and an arrangement of cylinders which are used to support the web-connected stack of gaskets and to pull one gaske... | 11/07/2006 |
| 7080440 | Very low moisture o-ring and method for preparing the same Very low moisture o-rings are prepared by placing standard o-rings under vacuum in an inert atmosphere for a period of time sufficient to achieve a desired outgassing rate. Heat is not applied. While the o-rings are under vacuum, moisture is removed from the o-rings... | 07/25/2006 |
| 7044513 | Weather resistant latch handle assembly A weather resistant latch handle assembly including a pan having sidewalls with an opening from an interior side of the pan to an exterior side of the pan, a pan floor, and a recessed area defined by the sidewalls and the floor. Bushings are carried in the openings ... | 05/16/2006 |
| 6964346 | Closure cap with injection molded annular gasket and method of making same A closure cap and method of making the same wherein an annular or ring-shaped gasket is injection molded onto the inner surface of a cap shell formed of plastic or metal. The annular or ring-shaped gasket includes radially extending tabs integrally formed therewith,... | 11/15/2005 |
| 6962348 | Sealing apparatus having a single groove A sealing apparatus includes a sealing arrangement and a groove in a base. The sealing arrangement may comprise an o-ring and a grounding gasket where both the o-ring and the grounding gasket partially protrude in a longitudinal direction from the groove. Thus, the ... | 11/08/2005 |
| 6927058 | Telltale sanitary gasket A gasket for use with sanitary piping systems contains a receptacle for retaining an encapsulated bacterial test indicator. The receptacle has a length that permits the indicator end of the test indicator to be directly exposed to the sterilizing steam that is intro... | 08/09/2005 |
| 6877750 | Drive assembly for a mixer A housing assembly and method for use on sanitary mixers and similar equipment that includes a cover sealed by sealing elements and supported by supporting elements. The cover covers at least a part of a drive component of the mixer such as a speed reducer. ... | 04/12/2005 |
| 6832425 | Gasket singulation and insertion apparatus and methods A gasket singulation apparatus for separating one gasket from a web-connected stack of gaskets includes a mandrel for receiving the web-connected stack and an arrangement of cylinders which are used to support the web-connected stack of gaskets and to pull one gaske... | 12/21/2004 |
| 6789634 | Self-lubricating elastomeric seal with polarized graphite O-ring seals for rock bit bearings comprise a body formed from an elastomeric material having a lubricant additive in at least the dynamic seal surface to reduce the coefficient of friction and stick-slip amplitude at O-ring seal surfaces. The lubricant additive com... | 09/14/2004 |
| 6776422 | Slotted elastomeric O-rings An O-ring is made of elastomeric material. It lies in a plane. The O-ring has a circular radial axial section. The O-ring is provided with a concentric slot that extends perpendicular to the plane from a surface of the ring to a point past the center of the circular... | 08/17/2004 |
| 6752174 | Safety plug Disclosed herein is a novel drain plug that comprises a body portion, and a recess defined in said body portion. Disposed within the recess is a sealing gasket made of an expandable material. ... | 06/22/2004 |
| 6746147 | Seal shaft shutoff device and method An apparatus for providing a secondary seal on mixers and similar rotating equipment that includes a stop assembly and a collar which cooperate to minimize translational movement of a mixer shaft during shutoff and to form a reversible seal between the vessel and th... | 06/08/2004 |
| 6742923 | Seal shaft shutoff device and method An apparatus for providing a secondary seal on mixers and other rotating equipment that includes a stop assembly and a collar which cooperate to minimize translational movement of a mixer shaft during shutoff and to form a reversible seal between the vessel and the ... | 06/01/2004 |
| 6736407 | Static fluid seals and seal assemblies for ultrahigh pressure fluid containment High-pressure static seals and pressure vessels with static seals for containing fluid at high pressures are shown and described. Embodiments of the invention allow a plug to be easily, manually inserted into and removed from the pressure vessel. A metallic ring in ... | 05/18/2004 |
| 6658956 | Motorized reduction gear intended for functional equipment of motor vehicles Motorized reduction gear intended for functional equipment of motor vehicles, such as window lifters, sunroofs or seats, comprising a rotor provided with a rotor shaft bearing a commutator and passing through a rolling bearing housed in a support of a red... | 12/09/2003 |
| 6601857 | Tool holder clamp seal for fluid cooled tool A seal assembly for a toolholder with a collet clamping member having a forcing ring in which at least in part the clamping member can be positioned, and a seal ring with a tool insertion opening including a surrounding O-ring holder that can be removably... | 08/05/2003 |
| 6547254 | Seal structure between cylinder head and head cover in engine A seal structure in an engine, including a seal member interposed between a cylinder head having a slanting face portion at least at an intermediate portion of its upper end face to which a valve-operating cam chamber opens, and a head cover coupled to th... | 04/15/2003 |
| 6540264 | Quick connector for piping In a quick connector for piping 10 for detachably connecting a male member 12 to a female member 11, an O-ring 15 is interposed between the female member 11 and the male member 12 so as to form a seal therebetween, and the O-ring 15 is subjected to a low-... | 04/01/2003 |
| 6443502 | Leakage restriction device for refrigeration cycle A leakage restriction device for a refrigeration cycle of a vehicle air conditioner in which refrigerant flows has first and second rubber gaskets. The first and second gaskets are disposed between a pipe and a pipe joint of the refrigeration cycle for re... | 09/03/2002 |
| 6423102 | Jig used for assembling semiconductor devices A jig used for assembling semiconductor devices has an arrangement wherein the first semiconductor integrated circuit chip, which is die-bonded and wire-bonded onto one surface of a lead frame, is fitted to the inner section of a support stage and is supp... | 07/23/2002 |
| 6419282 | Compliant zero evaporative fuel connection A fluid assembly is disclosed. The fluid assembly includes a first conduit having a generally annular first body and a first longitudinal channel extending therethrough and a second conduit having a generally annular second body disposed over a portion of... | 07/16/2002 |
| 6409180 | Metallic seal A metallic seal is provided that concentrates the available load over a narrow band to produce a sealing dam over a sufficient width to minimize leakage on a molecular level. The metallic seal has a first annular beam section, a second annular beam sectio... | 06/25/2002 |
| 6386545 | Fluid plug A plug is provided for sealing a port of a downhole tool or other device. In one aspect, the plug includes a disk that has an upper surface, a lower surface and an annular groove in the lower surface. The annular groove has an inner wall and a outer wall.... | 05/14/2002 |
| 6369155 | Fluorosilicone rubber compositions To a fluorosilicone rubber composition comprising an organopolysiloxane having trifluoropropyl groups, a microparticulate silica filler, and a curing agent, there is added a specific amount of a linear organopolysiloxane oil having trifluoropropylmethylsi... | 04/09/2002 |
| 6361049 | Recessed groove/seal surface for seal effectiveness A method of sealing at least a first seal surface to a second seal surface comprises the steps of placing a flexible ring member between the first and second seal surfaces and juxtaposing the first and second seal surfaces. The flexible ring member is com... | 03/26/2002 |
| 6349947 | High pressure chamber door seal with leak detection system A high pressure chamber opening is equipped with a cylindrical element that features a circumferential flange. The circumferential flange features concentrically positioned primary and secondary O-ring seals that surround the chamber opening. A door is cl... | 02/26/2002 |
| 6328310 | Method of preventing water leakage with waterproof seal A method of preventing water leakage which comprises the steps of interposing a waterproof seal which consists of a hollow, water-absorbing, swelling rubber piece covered with a fabric tube in a clearance between the ends of pipes or planks to be joined t... | 12/11/2001 |
| 6328316 | Rubber seal for semi-dynamic applications This invention is directed to a seal for installation into an annular groove of dovetail configuration that has a mouth, two side walls depending from the mouth that extend away from each other and a base wall that is connected to the two side walls there... | 12/11/2001 |
| 6325389 | Self sealing fluid duct/fitting connector A unique fluid pipe/duct coupling/fitting having flexible arcuate pliable and deformable gaskets such as an O-ring providing the seal between an OD pipe and the ID coupling or fitting and an uncouple retard structure for promoting the insertion of the tub... | 12/04/2001 |
| 6322086 | Seal structure of compressor, and the compressor In a seal structure of a compressor according to the present invention, two O-rings 6 and 7 are disposed at a joint portion between a front housing 2 and a cylinder block 3 constituting a housing of a compressor 1. The inner O-ring 6 uses a material excel... | 11/27/2001 |
| 6315299 | Apparatus and method of forming a tension resistant O-ring A method of forming a tension resistant O-ring is formed by extruding a length of precured elastomer with a coextensive central aperture; longitudinally dividing the elastomer; winding a strand of nonelastic synthetic material to form an endless ring havi... | 11/13/2001 |
| 6296256 | Airtight adapter and a replacement method therefor An airtight adapter to be mounted to an airtight unit requiring airtightness, e.g. a glove box, with which it is possible to easily replace a part of the airtight adapter while maintaining airtightness. The adapter has an outer-cylinder adapter body, an i... | 10/02/2001 |
| 6264206 | Packing hold structure In the present packing hold structure, in a packing, there are provided projecting portions which respectively project toward the two mutually opposing inner surfaces 13 of a packing storage groove 13, and a dimension between the two projecting portions i... | 07/24/2001 |
