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| Number | Title | Issue Date |
| 5593165 | Circumferential flow channel for carbon seal runner cooling A fluid cooled seal arrangement for a gas turbine engine including a first sealing element coupled to a mechanical housing of the engine, and a second sealing element connected to a shaft rotatable within the housing. The first and second sealing elements... | 01/14/1997 |
| 5558342 | Mechanical seal with spring drive A mechanical seal assembly for creating a sealing relationship between a housing and a shaft which is rotatable relative thereto. The seal assembly includes first and second seal rings having axially adjacent and opposed flat seal faces for creating an an... | 09/24/1996 |
| 5553872 | Seal for a reciprocally moving body A seal for a reciprocally moving body that has at least one essentially flat boundary surface extending parallel to its longitudinal axis includes a sealing member that has a first sealing lip formed of polymer material. The first sealing lip extends subs... | 09/10/1996 |
| 5551708 | Face ring retainer arrangement for mechanical seal A mechanical seal assembly having a face ring disposed within an axially-opening recess associated with a support ring. The support ring includes a sleevelike shroud which externally surrounds and maintains the face ring in concentric relationship. A sepa... | 09/03/1996 |
| 5551703 | Pack off seal A sealing device having a body section and two anti-extrusion sections is disclosed, the body section being disposed between the anti-extrusion sections. The body section includes sealing surfaces for enclosures in which the sealing device is located. The... | 09/03/1996 |
| 5551709 | Multiple layer cylinder head gasket with a wire ring A cylinder head gasket for an internal combustion engine includes a substantially flat center plate and first and second spring plates disposed on opposite sides of the center plate. The center plate has an opening therein. Both the first and second sprin... | 09/03/1996 |
| 5549305 | Sootblower packing gland A sootblower includes a supply tube for delivering fluid to a concentrically mounted lance tube. The lance tube reciprocates into and out of a boiler delivering fluid to clean the inside surface. Deformable packing between the inside surface of the lance ... | 08/27/1996 |
| 5544901 | Metal gasket for chain case-carrying engines This metal gasket for chain case-carrying engines is capable of reliably preventing the entry of an oil into height different parts, which occur on abutting surfaces of a cylinder block and a chain case, even when the oil deposited on the chain case scatt... | 08/13/1996 |
| 5482297 | Seal element for installation in an annular dove-tail groove A seal element for installation in an annular groove is disclosed. The groove has a mouth, first and second side walls, and a base wall axially extending between the side walls. The side walls extend toward each other as each side wall respectively approa... | 01/09/1996 |
| 5482299 | Water seal plug for connector A water seal plug for use on an electrical connector, improved to cover a sealing surface such that it can be exposed when the plug is used, so as to protect the sealing surface while ensuring superior sealing effect. The water seal plug has the following... | 01/09/1996 |
| 5478091 | Dynamic seal and related control cable Disclosed is a new dynamic sealing device and a related remote control cable. The device, made of a thermoplastic polyurethane, has a pair of sealing ridges of differing diameter which bear against a rod moving with respect to the outer cable portion, i.e... | 12/26/1995 |
| 5474307 | Piston ring employing elastomeric sealing member within the ring groove A piston head assembly has one, two or more grooves to receive piston rings. One or more of the grooves may receive multiple piston rings. A circumferential groove from the bottom of the elastomeric material allows oil pressure to aid in sealing. A novel ... | 12/12/1995 |
| 5474302 | On-site fillable ferrofluidic seal An on-site fillable ferrofluidic seal comprises a ferrofluidic seal having at least one ferrofluid conducting channel extending through either the magnet, through one of the pole pieces which sandwich the opposing pole ends of the magnet, or through both ... | 12/12/1995 |
| 5474306 | Woven seal and hybrid cloth-brush seals for turbine applications A seal is provided between relatively moving parts 12, 14 and includes plural layers 24 of woven material such as metal, polymer or ceramic materials. The layers are secured to one another and to a first part 22 of the relatively moving first and second p... | 12/12/1995 |
| 5472216 | Seal ring for valve stem A seal assembly for a valve stem has a primary seal ring with a relatively rigid gland member having an annular base of generally rectangular cross-section and a pair of flexible sealing lips formed in one piece with the base and extending outwardly from ... | 12/05/1995 |
| 5462291 | Spherical annular seal with outer sliding layer A spherical annular seal having a through hole in a center thereof and a partially convex spherical surface portion on an outer surface thereof, wherein an inner peripheral surface of the spherical annular seal defining the through hole is reinforced by a... | 10/31/1995 |
| 5445393 | Penetration limiting gland and metal gasket A leak-tight seal is formed by sandwiching a metal gasket between opposing annular ridges surrounding the port to be sealed. The gasket is of metal soft enough to be penetrated by the ridges and includes an annular flange disposed in grooves adjacent the ... | 08/29/1995 |
| 5439234 | Metal gasket with edge support beads A metal gasket of the invention is used for an internal combustion engine formed of a cylinder head and a cylinder block. The gasket is basically formed of one metal plate, and includes a plurality of cylinder bores arranged in a longitudinal direction of... | 08/08/1995 |
| 5433453 | Articulated snout rings having spaced teeth In a turbine inclusive of: a turbine shaft having a longitudinal axis, a steam pipe, a casing circumadjacent the pipe, the pipe and casing being shiftable in vertical and transverse and axial directions relative to the longitudinal axis of the shaft, and ... | 07/18/1995 |
| 5433454 | Penetration limiting gland and metal gasket A leak-tight seal is formed by sandwiching a metal gasket between opposing annular ridges surrounding the port to be sealed. The gasket is of metal soft enough to be penetrated by the ridges and includes an annular flange disposed in grooves adjacent the ... | 07/18/1995 |
| 5431413 | Seal incorporating an encoder A disk mountable on a rotating support has one side at least partially covered with an elastomer loaded with magnetic particles to form an encoder while the other side of said disk axially limits an annular chamber. A sealing structure attached to the dis... | 07/11/1995 |
| 5431412 | Sealing element The invention comprises a uniquely shaped sealing element or elements for a packer. In an application using a stack of elements, the upper element is configured so that at least a portion of its inside diameter represents an interference fit with the mand... | 07/11/1995 |
| 5428895 | Method of manufacturing sealing gasket with hard interior backbone and integral crush limiters A gasket for sealing the connection between a cylinder head and a valve cover. The gasket has a sheet metal backbone having a main body with spaced stations having holes therethrough for cap screws fastening a valve cover to a cylinder head. A finger-like... | 07/04/1995 |
| 5405154 | Piston ring A compression ring as a piston ring adapted to by received in an annular groove formed in a piston disposed in a cylinder assembly of an internal combustion engine includes an annular ring base member having a cutout portion, the ring base member having a... | 04/11/1995 |
| 5398945 | Piston ring of "Y" cross-section A piston ring having a "Y" cross section is received within an annular groove of a piston which is reciprocable within a cylinder. The piston ring is formed from a single strip of material with an integral inner end. Two flanges extend laterally outwardly... | 03/21/1995 |
| 5395126 | Braided tubular gasket with integral attachment means Gaskets suitable for high temperature use and having applicability for sealing oven doors are provided. The gaskets are interbraided from a wire such as stainless steel and a thermally insulating yarn formed, for example, from spun glass fibers. Continuou... | 03/07/1995 |
| 5393076 | Metal gasket with base plate having coatings of diverse thicknesses The invention is directed to an arrangement for sealing a clearance between a cylinder head and a cylinder block of an engine with a metal gasket clamped therebetween. The metal gasket is formed of a metallic base plate which has a plurarity of openings a... | 02/28/1995 |
| 5385351 | Removable shaft seal An improved shaft seal including a relatively uniformed diameter hole in a housing surrounding a relatively uniformed shaft, with a shoulder on the shaft passing axial loads through a thrust bearing and seal to a ring fixedly connected to the housing.... | 01/31/1995 |
| 5382029 | Metal laminate gasket with deformation preventing mechanism A metal laminate gasket of the invention is installed in an internal combustion engine having a hole near an outer profile. The hole has a width along the outer profile, and the width of the hole is greater than a distance between the hole and the outer p... | 01/17/1995 |
| 5378001 | Metal laminate gasket with half beads A metal laminate gasket of the invention is formed of a first metal plate and a second metal plate situated under the first metal plate. The first metal plate includes first outer and inner bending lines surrounding a hole to be sealed. A first inclined w... | 01/03/1995 |
| 5377999 | Guilded split packing ring A guided split packing ring comprising a split in the circumference of the annular body defining a nose at one end and a cavity at the other end for matingly receiving the nose therein. The annular body of the packing ring defines a slightly enlarged outs... | 01/03/1995 |
| 5375852 | Rotating seal body for face type seal A rotating seal body for a face type seal having a rotor portion secured on and rotatable with a shaft and a stator portion for securement in a housing and sealing faces on each of the portions in rubbing abutment, wherein the seal has thermally conductiv... | 12/27/1994 |
| 5370404 | Radial lip seal with interposed bearing A sealing arrangement for sealing a shaft passing through a bore in a wall is disclosed. The sealing arrangement comprises a radial shaft sealing ring which surrounds the shaft with radial pre-tension, forming a seal on the circumference of the shaft via ... | 12/06/1994 |
| 5368315 | Non-stick automotive gaskets A non-stick automotive gasket which comprises a resilient material having a polymeric fluorocarbon coating thereon which is obtained by impregnating the resilient material with a saturant having dispersed therein polymeric fluorocarbon particles.... | 11/29/1994 |
| 5356158 | Resilient rotary seal with projecting edge A seal for preventing leakage around a rotary shaft extending through a structural casing comprising an annular stationary rigid seal secured to the structural casing for surrounding the rotary shaft. The stationary rigid seal has a smooth sealing surface... | 10/18/1994 |
| 5354070 | Split mechanical seal A split mechanical seal incorporating a spring retainer is disclosed. The mechanical seal of the present invention is constructed to prevent fluid leakages from equipment having a fixed cavity, containing the fluid, and a rotatable shaft. The spring retai... | 10/11/1994 |
| 5354074 | Metal gasket having first and second diversely vulcanized coatings A metal gasket having a base plate and coating layers deposited thereon. A first coating layer (10) having a first vulcanizing agent is deposited on a metallic base plate (1). A second coating layer (20) is deposited on the first coating layer (10) and ha... | 10/11/1994 |
| 5354071 | Welded wear sleeve for lubricant seals A wear sleeve is formed from a tube which is expanded radially into a true cylindrical configuration and then machined on its inner and outer surfaces to improve the tube surface finish. The machining operations include machining V-shaped annular grooves ... | 10/11/1994 |
| 5351972 | Inside/outside mounted double mechanical face seal The present invention consists of a shaft packing with an inner seal (4) and an outer seal (2) which are biased by means of springs (5) and an intermediate ring (1). The spring package and the major part of the shaft packing are positioned on the outside ... | 10/04/1994 |
| 5351973 | Rubber seal for waterproof connector A cylindrically-shaped rubber seal is connected to a crimped wire terminal inserted to a connector member to effectively seal the terminal housing, or is connected to the fitting members of mating connectors to effectively seal the fitting members. The ru... | 10/04/1994 |
