| Patent Number |
Title Of Patent |
Date Issued |
| RE32764 |
Sleeve type flanged bearing |
October 11, 1988 |
| A split multipiece flanged journal bearing for use as an engine crankshaft thrust-journal bearing or the like wherein the thrust flanges and journal bearing shells are semi-cylindrical and have interlocking means to prevent rotational motion of the thrust flange relative to the respectiv |
| 6453940 |
Insert bonded combination valve |
September 24, 2002 |
| A combination valve including a metal sleeve and a valve body. The valve body is formed of a resilient material and insert bonded or vulcanized to the metal sleeve and includes a cylindrical elongated member defining a passageway therethrough and an annular umbrella portion integrally |
| 6202280 |
Cover-plate expansion assembly method |
March 20, 2001 |
| An assembly technique for closing a movable socket (10) without the need to deform or displace any portion of the socket housing (12), thereby allowing for the use of fully hardened socket housing materials. The internal components of the movable socket are installed within the housing |
| 5676469 |
Laser-welded bearing and method of making same |
October 14, 1997 |
| A bimetal sleeve bearing has an axial seam that is laser welded so that both the soft inner layer and hard outer layer of the sleeve are continuous and homogeneous without internal or surface cracks. The seam edges are cut and abutted so as to form an axial groove in the inner surfac |
| 5676383 |
Hydrodynamic low-torque lubricant seal with pumping projections |
October 14, 1997 |
| An annular elastomeric sealing member includes a static sealing lip and a series of projections facing the lubricant. Each projection has a convex front surface that provides two oppositely facing pumping faces and an angled rear surface that intersects the front surface at an acute angl |
| 5580176 |
Sealing assembly for clutch release bearing |
December 3, 1996 |
| Two annular sealing members are mounted at opposite ends of an anti-friction bearing to prevent leakage of lubricant out of the bearing. One of the sealing members includes a rigid annular plate having a molded elastomeric protuberance extending into an annular groove in an end surfa |
| 5570494 |
Shaft seal finishing die |
November 5, 1996 |
| A finishing die is used to assemble and finish a shaft sealing. The die performs the multiple functions of staking a metal case to an elastomeric sealing boot, punching a drain hole in the side surface of the boot, and punching a hole locator notch in a flange of the metal case. The fini |
| 5536587 |
Aluminum alloy bearing |
July 16, 1996 |
| A shaft bearing is formed from an aluminum alloy that has approximately 8% Sn, 2.5% Si, 2% Pb, 0.8% Cu and 0.2% Cr on a weight-percentage basis. The tin has an average particle size less than 5 microns and the silicon has an average particle size less than 5 microns. The alloy may be for |
| 5503478 |
Lubricant distribution system for bearings and bushings |
April 2, 1996 |
| A shaft bearing or bushing includes a hydrodynamic wedge film lubricant pumping surface along one edge region and an essentially continuous cylindrical land surface along the other opposed edge region. Lubricant moves circumferentially along the pumping surface and axially along the |
| 5492343 |
Gasket assembly |
February 20, 1996 |
| A gasket includes an internal stiffener wire which maintains the semi-rigid shape of the gasket while it is in storage or during the process of its installation between two workpieces. Rigid compression limiter rings are attached to the wire by a tack weld or by semi-open loops formed in |
| 5486991 |
Vehicle signal lamp assembly |
January 23, 1996 |
| A vehicle signal lamp assembly includes lamp filaments extending in a direction generally parallel to the line of action of the principal vibratory force imposed on the lamp assembly. The assembly includes a lamp having a base that mounts two or more pairs of relatively stiff filament |
| 5476272 |
Speed sensor ring for vehicle anti-lock brake system |
December 19, 1995 |
| An anti-lock brake system includes a relatively low cost, toothed ring for sensing vehicle speed. The toothed ring can be molded out of an elastomeric material containing finely divided particulates that are magnetically permeable. The molded, toothed ring includes magnetically perme |
| 5433531 |
Engine bearing surface treatment |
July 18, 1995 |
| A dispersion of hard, wear-resistant particles such as aluminum oxide is embedded within a shaft-engaging surface of a bearing such that the service life of a shaft and bearing assembly is extended. The relatively hard aluminum oxide particles exert a polishing action on the shaft su |
| 5388035 |
Automotive marker lamp |
February 7, 1995 |
| A vehicular marker lamp includes three light-emitting diodes located within a cup-shaped housing having a flat, transparent front wall or lens. Parallel V-shaped ribs in the rear surface of the lens form prisms that serve to horizontally spread the light beams emitted by the diodes. The |
| 5380015 |
Machined shaft seal encased in an elastomeric sleeve |
January 10, 1995 |
| A manually assembled shaft seal assembly includes a plastic sealing element having an annular tubular mounting portion and a shaft-engaging sealing lip. An annular elastomeric sleeve extends around the inner and outer surfaces of the tubular mounting portion to provide a resilient mounti |
| 5366141 |
Recloseable paperboard container with optional closure means |
November 22, 1994 |
| A recloseable paperboard container includes a bottom wall, opposing front and back walls, and opposing side walls. The back wall includes a first major top flap connected to an upper transverse edge of the back wall, the first major top flap having a top edge lock tab protruding from an |
| 5365664 |
Method of making aluminum alloy bearing |
November 22, 1994 |
| A shaft bearing is formed from an aluminum alloy that has approximately 8% Sn, 4% Si, 2% Pb and 1% Cu on a weight percentage basis. The tin has an average particle size less than five microns and the silicon has an average particle size less than 3.5 microns. The alloy is formed into a |
| 5363744 |
Accumulator piston having multiple elastomeric seals |
November 15, 1994 |
| An accumulator piston is formed as a two-piece plastic molding for simplifying its construction and for cost reduction and weight reduction purposes. The piston has a radially stepped construction in which each step includes a radial flange carrying an annular elastomeric sealing ele |
| 5363557 |
Method for forming a crankshaft bearing having hydrodynamic thrust flanges |
November 15, 1994 |
| A split crankshaft bearing assembly includes two flanged half bearings adapted to collectively encircle a crankshaft. The flanges are formed with oil supply grooves that subdivide the flange surface into thrust bearing pads. Each pad includes a positively sloped ramp surface leading to a |
| 5354071 |
Welded wear sleeve for lubricant seals |
October 11, 1994 |
| 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 at preselected locations along |
| 5326244 |
Axially compact compression mold |
July 5, 1994 |
| A mold assembly for molding an elastomeric sealing element onto an annular seal case includes a spring-biased outer sleeve that exerts a clamping force on the seal case during the molding cycle. During the mold closing stroke the leading edge of the sleeve engages the seal case before an |
| 5266067 |
Self-releasing tensioner |
November 30, 1993 |
| A tensioner includes a mechanism for presetting a biasing force for tensioning a belt or chain with a predetermined force. A locking and release mechanism maintains the tensioner in a locked or preset condition prior to installation and automatically releases the preset tensioning fo |
| 5265842 |
Emission control metering valve |
November 30, 1993 |
| An engine emission control metering valve includes a metering ball valve element operatively connected to an electrically-energized linear actuator that includes a stationary magnet and a moving coil concentric with the magnet. The coil has a different axial length than the magnet such t |
| 5260685 |
Time-delayed self-cancelling turn signal |
November 9, 1993 |
| A vehicle turn signal mechanism includes a lockout device in the form of an electric timer. The flashing signal is normally cancelled by a steering wheel sensor that is arranged to generate a triggering signal for an electromagnetic detent associated with a signal selector lever. The |
| 5245741 |
Machined shaft seal with reinforcing ring |
September 21, 1993 |
| A shaft seal that includes a one-piece annular resilient seal element having an outer surface in static contact with a housing bore surface and an inner surface in rubbing contact with a circular shaft surface. A reinforcement ring is inserted into an internal cavity within the seal |
| 5213342 |
Lip seal with radially compressible support band |
May 25, 1993 |
| A seal assembly includes an annular elastomeric seal element, and a resilient annular reinforcing element nested within the elastomeric element to exert a radial biasing force that increases the effective sealing force even in the presence of shrinkage, wear or loss of elasticity in |
| 5192136 |
Crankshaft bearing having hydrodynamic thrust flanges |
March 9, 1993 |
| A split crankshaft bearing assembly includes two flanged half bearings adapted to collectively encircle a crankshaft. The flanges are formed with oil supply grooves that subdivide the flange surface into thrust bearing pads. Each pad includes a positively sloped ramp surface leading to a |
| 5186472 |
Unitized radial shaft seal |
February 16, 1993 |
| A unitized seal includes a first seal casing having a radially-extending unitizing flange and a second seal casing having an annular elastomeric bumper. The bumper has an engagement surface which confronts the unitizing flange for engagement therewith. Upon installation of the seal, the |
| 5150778 |
Self-aligning clutch release bearing assembly |
September 29, 1992 |
| A self-aligning clutch release apparatus includes an axially slidable carrier sleeve, a thrust plate floatably carried on the sleeve, and an anti-friction bearing shiftably supported on the sleeve independently of the thrust plate. The thrust plate can reorient itself in accordance with |
| 5106059 |
Siphon driven quench tank assembly |
April 21, 1992 |
| A quench tank includes a reservoir located within a sump tank. Heated steel parts are dropped through a vertical tube in which a quenching liquid is flowing upwardly from the sump tank and into the reservoir under hydrostatic-induced pressure. Turbulent flow of liquid across the surfaces |
| 5082612 |
Method of making an oil seal having two lips formed by splitting the blank |
January 21, 1992 |
| A method of making an oil seal (10) having two separate annular lips (62, 64) formed by splitting a single lip liner blank (12). The lip liner blank is an annular wafer having an annular groove (14) formed on one side (15) of the wafer at the point on the wafer where the wafer is intende |
| 5082294 |
Heat conducting wear sleeve assembly for lubricant seals |
January 21, 1992 |
| An annular wear sleeve assembly is installable on a circular metal shaft, or in a circular opening of a surrounding housing, to provide a smooth wear-resistant surface engageable with an annular elastomeric sealing element carried on the housing or the shaft. The wear sleeve includes a |
| 5070621 |
Apparatus for measuring wheel end play |
December 10, 1991 |
| A device for measuring end play between a vehicle spindle and a wheel hub. A rotary thrust rod has a swivel connection with a housing threaded onto the spindle, such that the rod applies a pushing or pulling force to the spindle, depending on the direction of thrust rod rotation. |
| 5053286 |
Aluminum-lead engine bearing alloy metallurgical structure and method of making same |
October 1, 1991 |
| An aluminum-lead bearing alloy in continuously cast strip form has a lead content in excess of 1% by volume, 4% by weight. The lead phase consists of uniformly distributed spherical particles no more than 25 microns in diameter, and the content of all other constituents other than alumin |
| 5051232 |
Powdered metal multiple piece component manufacturing |
September 24, 1991 |
| The separation of two or more forged powder metal components is facilitated by forming a compacted and sintered powder metal preform with at least one slit that separates the component pieces. An anti-bonding agent such as graphite is introduced into the slit and the preform is then forg |
| 5025350 |
Vehicle clearance lamp assembly |
June 18, 1991 |
| A lamp assembly having a plurality of individual bulb sub-assemblies together with lens covers is provided in which bulb sub-assemblies can be simply and easily snapped together and then encapsulated in a molded base member than can be readily inserted and removed from the overall lamp |
| 5024364 |
Unitized oil seal and method of making a unitized oil seal |
June 18, 1991 |
| A unitized oil seal having an annular inner seal case (12) having a J-shaped cross section formed by an inner wall (24) and a first axial flange (28) interconnected by a first radial flange (26). The oil seal also has an annular outer seal case (14) having a J-shaped cross-section fo |
| 5019308 |
Method of making a PTFE based tape suitable for impregnation into a porous metal matrix |
May 28, 1991 |
| A method of making a tape suitable for impregnation into a porous metal matrix which generally includes the steps of mixing a liquid dispersion of PTFE with a coagulant to form a paste, placing the paste between a layer of supporting material and a layer of filter paper to form a sandwic |
| 5014599 |
Two piece hydraulic piston assembly with swaged piston-sleeve joint |
May 14, 1991 |
| A piston and piston support rod assembly in which the piston is formed as a sheet metal stamping. A central sleeve is attached to the end wall of the stamped piston by a swaging operation performed on an annular section of the end wall. An undercut area of the sleeve defines a mandrel su |
| 5013052 |
Oil seal having attached thereto two aligned polytetrafluoroethylene pieces forming seal lips |
May 7, 1991 |
| A method of making an oil seal (10) having two separate annular lips (62, 64) formed by splitting a single lip liner blank (12). The lip liner blank is an annular wafer having an annular groove (14) formed on one side (15) of the wafer at the point on the wafer where the wafer is intende |
| 5009434 |
Stretchable oil seal and method of installation |
April 23, 1991 |
| A fluid seal made of elastomeric material for use between an external stationary member and a rotating internal member avoids use of a customary pressed steel case. The seal may be stretched over an external flange on a rotatable shaft and recover from the elongation to the designed dime |
| 5007746 |
Thrust bearing with resilient retention tang |
April 16, 1991 |
| A thrust bearing is provided with resilient mounting tangs in the form of one or more axially and radially projecting leaf springs. Each leaf spring is shaped with a wedge-like camming surface which facilitates the insertion and centering of each tang within a mounting recess formed in a |
| 4996400 |
Self adjusting switch |
February 26, 1991 |
| A switch plunger is covered at its exposed end with a serrated cap which is ratchetable over the end of the plunger. The plunger is axially slidable within a housing upon which is mounted a selectively operable locking pin. The locking pin may be actuated during installation of the switc |
| 4996025 |
Engine bearing alloy composition and method of making same |
February 26, 1991 |
| An engine bearing having an aluminum-lead bearing alloy and a method of casting such aluminum-lead alloys in which the bimetal lining after bonding of the alloy has no lead gradient and contains no lead ribbons of significant size. |
| 4995492 |
Reusable position retaining strap for clutch release mechanism |
February 26, 1991 |
| A reusable retaining strap (30) for holding a clutch release bearing (12) and actuator (11) together in a contracted position during shipment and installation. In one embodiment, a pair of elongated arms (48) are connected to opposite sides of a central ring (46) which is secured to a |
| 4969653 |
Radial lip oil seal |
November 13, 1990 |
| A shaft seal includes a rigid case and an elastomeric seal body affixed thereto. The seal body member includes a primary sealing lip and a secondary sealing lip axially spaced from one another by an intermediate flex section. The sealing surfaces of both sealing lips are lined with a |
| 4938332 |
Hydraulically actuated clutch release mechanism |
July 3, 1990 |
| A clutch release mechanism includes an annular piston arranged to move an anti-friction bearing axially for operating a friction clutch between an engaged position and a disengaged position. The outer diametrical dimension of the anti-friction bearing is less than the internal profile |
| 4936591 |
Low friction radial lip seal with deformable seal casing |
June 26, 1990 |
| A unitized seal includes a first seal casing having a plastically deformable radially-extending unitizing flange and a second seal casing having at least one axially extending projection. The projection has an engagement surface which confronts the unitizing flange for engagement the |
| 4921384 |
Swage fasteners with a high stand-off collar |
May 1, 1990 |
| A swage type fastener including a pin and a collar adapted to be swaged onto the pin by the application of a relative axial force by an installation tool, with the pin having a lockgroove portion, a tubular collar having an inner and outer end and adapted to be located on the pin and |
| 4907811 |
Stretchable oil seal and method of installation |
March 13, 1990 |
| A fluid seal made of elastomeric material for use between an external stationary member and a rotating internal member avoids use of a customary pressed steel case. The seal may be stretched over an external flange on a rotatable shaft and recover from the elongation to the designed dime |
