"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 7272989 | Steering shaft bearing assembly A steering shaft bearing assembly (100) for a vehicle having a steering shaft (102). The steering shaft bearing assembly includes a bearing (108) having a bore (112) adapted to receive the steering shaft and a support body (120) ha... | 09/25/2007 |
| 7220057 | Rotation-slide bearing The invention relates to a rotation-slide bearing (25c) which comprises an inner first bearing element (31) with an outer peripheral surface (31a) and an outer second bearing element (32) with an inner peripheral surface ( | 05/22/2007 |
| 7220056 | Sliding bearing and bearing mechanism having the same A sliding bearing for a steering column includes: a cylindrical bearing body; flat surfaces formed integrally on an inner peripheral surface of the bearing body; first slits extending from one end face of the bearing body to this side of the other end face of the be... | 05/22/2007 |
| 7182170 | Gerotor and bearing system for whirling mass orbital vibrator A gerotor and bearing apparatus for a whirling mass orbital vibrator which generates vibration in a borehole. The apparatus includes a gerotor with an inner gear rotated by a shaft having one less lobe than an outer gear. A whirling mass is attached to the shaft. At... | 02/27/2007 |
| 7080687 | Anti-rotation method and apparatus for limiting rotation of cementing plugs An apparatus for preventing or limiting the rotation of cementing plugs in a casing string during drillout. The apparatus includes an outer housing with a sleeve disposed therein. The sleeve has an inner surface configured to engage cementing plugs received therein ... | 07/25/2006 |
| 7040882 | Water-injected screw-type compressor A water-injected screw-type compressor element including a housing limiting a rotor chamber in which two cooperating rotors are arranged which, by means of axle ends, are beared with both extremities in water-lubricated slide bearings provided in the housing. Bearin... | 05/09/2006 |
| 7018516 | Bipolar multi-purpose electrolytic cell for high current loads A bipolar multi-purpose electrolytic cell for high current loads has a frame, two electrode edge plates with metal electrode sheet, and power supply and of bipolar plates. Each includes a plastic electrode base body with electrode rear spaces and/or with coolings sp... | 03/28/2006 |
| 6942388 | Bearing structure A bearing structure includes a cylindrical first member (10), and a second member (20) received in the first member. The first member is made of ceramic sintered material. The first member defines a first axle hole (11), and the first axle hole ... | 09/13/2005 |
| 6893159 | Lubrication free connection A tenter clip has a jaw pivot shaft having a pair of molded bearing surfaces of superior strength, wear resistance and stability under high temperature operating conditions. The method for manufacture of the jaw pivot shaft includes knurling recesses formed in the s... | 05/17/2005 |
| 6770381 | Sliding bearing for internal combustion engine A sliding bearing for an internal combustion engine including a copper-based bearing alloy including silver and tin upon which an overlay is applied. The overlay comprises resin and MoS2, and the adherence of the overlay to the alloy is enhanced by a roug... | 08/03/2004 |
| 6467966 | Radial bearing with a sliding bearing-type construction The invention relates to a radial bearing which can be used for bearing problems in which an angular displacement occurs during operation by virtue of the elastically flexible shaping of a bearing sleeve on which an elastically flexible bearing element wi... | 10/22/2002 |
| 5871286 | Molded wheel and bearing assembly A molded bearing assembly for a molded wheel includes a synthetic resin outer bearing race element embedded in the hub of the molded wheel and having a cylindrical inner sliding, journal type bearing surface. An inner bearing assembly includes two molded ... | 02/16/1999 |
| 5762424 | Full perimeter fiber wound bearing construction Disclosed herein is a bearing assembly comprising an outer stationary assembly including a housing including an axial bore with an inwardly facing spherical surface, and an outer bearing member including an outwardly facing spherical surface received by t... | 06/09/1998 |
| 5492415 | Plain bearing for chassis parts in motor vehicles The present invention pertains to a plain bearing for chassis parts in motor vehicles, in which a sliding layer, which is made of plastic and has lubrication bore reliefs on its outer jacket, is sprayed in a firmly adhering manner onto a metallic inner pa... | 02/20/1996 |
| 5487082 | Electrode for electroslag remelting and process of producing alloy using the same A process for producing a turbine rotor using an ingot in which segregation is prevented effectively when ESR is used to produce a large-sized ingot. A hole is formed along an axial direction in the core of an electrode. The molten pool is made shallow an... | 01/23/1996 |
| 5398294 | Track roller bearing A track roller bearing and method of manufacture thereof is presented in which the axial thrust bearing elements are integral inclined opposed surfaces formed on the inner and outer races of the track roller bearing. The inner race is swaged to form the i... | 03/14/1995 |
| 5263778 | Elastic sliding bearing The elastic sliding bearing for chassis parts in motor vehicles has a rigid inner bushing, an outer bushing, and an elastomeric body surrounding them. The inner bushing and the outer bushing are provided at both ends with axial bearing surfaces on radiall... | 11/23/1993 |
| 5110221 | Self-aligning track roller A track-roller bearing assembly is disclosed which includes a fixed inner ball race member having an outwardly facing arcuate peripheral bearing surface; an annular body of self-lubricating bearing material affixed to the outwardly bearing surface of said... | 05/05/1992 |
| 5083873 | Ceramic bearing A ceramic bearing is provided by a ceramic inner ring and a ceramic outer ring. The ceramic inner ring includes an axial hole for receiving a shaft at the center of the inner ring. The inner ring further includes an outer cylindrical surface coaxial with ... | 01/28/1992 |
| 4949821 | Automatic transmission An automatic transmission for use in an automotive vehicle is comprised of an oil pump assembly adapted to discharge hydraulic oil as operating oil for the automatic transmission. The oil pump assembly is disposed around a stator shaft connected to the st... | 08/21/1990 |
| 4932794 | Bearing segment for trunnion bearings The bearing segment consists of individual lamella (2) that are parallel to the bearing axis and can be forced on the trunnion of the workpiece by means of hydraulic fluid contained in a piston space. This makes it possible to cover a certain diameter ran... | 06/12/1990 |
| 4898479 | Roll neck bearing assembly and inner bearing component therefor In a bearing assembly for a roll neck in a rolling mill, an inner seal ring is mounted with an interference fit as by shrink fitting, on an end portion of an inner bearing component, e.g., the sleeve of an oil film bearing or the inner race of a roller be... | 02/06/1990 |
| 4892419 | Lubricated bearing apparatus for hydraulic machinery A lubricated bearing apparatus for a hydraulic machinery has rotary-side ceramic sliding plates disposed in contact with bearing-side ceramic sliding plates. The rotary-side ceramic sliding plates are disposed in receiving grooves of a main shaft sleeve m... | 01/09/1990 |
| 4717268 | Bearing construction A bearing assembly comprises coengaging inner race and outer race members movable relative to one another. The inner race member has an outer bearing surface to which is fixedly secured a self-lubricating bearing material which engages and is movable rela... | 01/05/1988 |
| 4615171 | Bicycle chain lubrication Bicycle Chain is made of alternating bushing links and pin links. The bushing links have parallel bushings held in interference fit in bushing plates and extended axially beyond the bushing plates, solid metal rolls with a lubricating plating are held loo... | 10/07/1986 |
| 4595386 | V-belt assembly for transmitting power A V-belt assembly trained over U-belt wheels for transmitting power and which includes a flexible endless belt, a plurality of rigid suspension members secured fixedly to the endless belt perpendicularly to the longitudinal direction of the endless belt a... | 06/17/1986 |
| 4566810 | Steam turbine rotor shaft A steam turbine rotor shaft made of precipitation-hardened forged austenite steel, comprising first, second and succeeding layers of build-up welding provided on an outer surface of a bearing portion of a journal section in the rotor shaft, the first laye... | 01/28/1986 |
| 4547082 | Bearing construction of a crankshaft of a cold Pilger rolling mill, or the like A bearing construction for a crankshaft of a cold Pilger rolling mill for the rolling of tubes wherein the connecting rod is attached to the mill and in which case friction is created between an abrasion bushing made from surface-hardened steel and a bear... | 10/15/1985 |
| 4441243 | Camshaft bearing and method for mounting the camshaft The invention relates to a camshaft mounting for a one-piece camshaft supported in a cylinder head having three undivided bearing blocks. The camshaft 5 has three bearing portions of small diameter. One end bearing block (4) has a bore of the same diamete... | 04/10/1984 |
| 4435661 | Submersible pump motor flexible bearing A submersible pump electrical motor has a bearing member that is resilient. The submersible pump motor has a stationary stator within which a rotor is rotated. The rotor is divided into sections, with bearings located between each section for maintaining ... | 03/06/1984 |
| 4426162 | Rotor shaft A rotor shaft suitable for use as the rotor shaft of a steam turbine. The rotor shaft has a rotor shaft portion made of a Cr alloy steel having martensite structure and containing 8 to 13% Cr. The rotor shaft body is provided with at least one journal por... | 01/17/1984 |
| 4260387 | Drum pulley A drum pulley arrangement for conveyor installations, comprising at least one drum pulley hub having a central opening and a bearing having a central opening aligned with the hub opening. A drum shaft extends through the hub opening and terminates with an... | 04/07/1981 |
| 4213660 | Bearing assembly construction In an axle box structure of soft metal such as aluminum alloy including a bearing bore, a sleeve member of hard metal such as iron pressedly engaged within the bearing bore, and a rolling bearing assembled within the sleeve member to support an axle shaft... | 07/22/1980 |
| 4062602 | Ball bushing A ball bushing comprising a sleeve, a cage, inside the sleeve adapted to be mounted on a shaft member or the like. The ball bushing has formed therein a number of closed ball paths, the balls being loaded between the sleeve and the shaft in a section or z... | 12/13/1977 |
| 4000933 | Shaft sealing and bearing arrangement, especially for propeller shafts A sealing and bearing arrangement for propeller shafts for boats wherein a sleeve of an elastic material encloses the shaft and forms a bearing portion accessible to the water and also forming a sealing portion on the opposite side of the bearing portion ... | 01/04/1977 |
| 3984152 | Frusto-conical laminar bearings Laminar bearings having frusto-conical bearing surfaces of bonded thin solid film lubricant coatings that will carry dynamic stress loads of over one hundred thousand pounds per square inch for up to one million cycles or more.... | 10/05/1976 |
| 3936098 | Drive and bearing assembly for a converter construction A drive and bearing assembly for a converter construction has a fixed bearing and an expansion bearing. The expansion bearing comprises a bushing with recesses of semi-circular cross-section, into which bushing an axially movable trunnion with correspondi... | 02/03/1976 |
| 3930617 | Impact sprinkler An impact sprinkler having several specific features is disclosed herein. One such feature resides in the use of a plastic water deflector having a number of cooperating water deflecting surfaces which improve the overall water distribution pattern of the... | 01/06/1976 |