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| Number | Title | Issue Date |
| 5879085 | Tilt pad hydrodynamic bearing for rotating machinery A tilting pad bearing for a rotatable surface includes a plurality of circumferentially-arranged tilting pads, each of the tilting pads having a working surface and a trailing surface. A lubrication device for lubricating fluid is detachably affixed to th... | 03/09/1999 |
| 5413469 | Thrust bearing arrangement for a drive shaft of a scroll compressor To reduce a load applied to the thrust bearing, to prevent the thrust bearing from seizing and to improve the service life of the thrust bearing, the thrust bearing is provided between a drive shaft and a block to seal a high-pressure side space from a lo... | 05/09/1995 |
| 5178471 | Thrust bearing for turbocharger A thrust bearing for constraining axial movement of the shaft of a turbocharger is made from two separate components which are assembled together, thereby simplifying manufacturing since no drilling is required. The components each include cooperating con... | 01/12/1993 |
| 5076716 | Thrust bearing with spiral grooved face A thrust bearing having a spiral element and a flat element is provided wherein bothy elements are arranged so as to be rotatable relative to each other and the spiral element is made of ceramic having a pattern of spiral grooves on the surface thereof op... | 12/31/1991 |
| 4877381 | Compressor shaft collar through port for pressure equalization between fluid pockets A scroll-type hermetic compressor is disclosed including within a hermetically sealed housing a fixed scroll member, an orbiting scroll member, a main bearing frame member, and a crankshaft. The frame member and fixed scroll member define a suction pressu... | 10/31/1989 |
| 4874302 | Scroll compressor with oil feeding passages in thrust bearing A scroll type compressor, wherein the oil feeding passage of the thrust bearing to be interposed between the orbiting scroll member and the bearing support is so constructed as to having its terminal part within a plane of the thrust bearing, and a part o... | 10/17/1989 |
| 4836693 | Intermittently assisted hydrostatic bearing An intermittently assisted hydrostatic bearing (10) for a hydraulic apparatus having a rotatable surface which is periodically assisted from a pressure balance of less than 100% to a pressure balance greater than 100% pressure balance includes a pressuriz... | 06/06/1989 |
| 4824344 | Scroll-type compressor with oil passageway in thrust bearing A scroll-type compressor is disclosed which has a novel thrust bearing for supporting an orbiting scroll. The thrust bearing is annular and is supported by a bearing support frame which has a plurality of oil return holes formed therein. The diameter of t... | 04/25/1989 |
| 4734020 | Scroll type compressor with spiral oil feeding grooves in thrust bearing An improved scroll type compressor which is provided with a thrust bearing of high operational reliability, wherein the thrust bearing has a plurality of oil-feeding grooves in the spiral form formed in the surface part of the bearing so as to prevent it ... | 03/29/1988 |
| 4699525 | Thrust bearing A thrust bearing adapted to be rotated reversibly in the normal and opposite directions comprises two flat disc elements disposed in face-to-face contact, one of the elements being provided with spiral grooves on its opposite side surfaces, one of which i... | 10/13/1987 |
| 4650430 | Marine drive gear case lubrication system A lubrication and circulation system is provided for a marine drive lower gear case (4). A self-lubricating heat conducting flat thrust washer bearing (26) around the drive shaft (6) has a bottom horizontal surface (30) engaging the top of the pinion gear... | 03/17/1987 |
| 4575264 | Thrust bearing A novel thrust bearing is provided in which a spiral element having a disc shape is loosely interposed between a pair of flat elements one of which is rotatable and the other of which is stationary, the spiral element having a spiral groove pattern on eac... | 03/11/1986 |
| 4479728 | Turbocharger bearing system The disclosure illustrates a turbocharger bearing assembly for the shaft which supports a compressor and turbine for rotation. The bearing assembly accomodates axial thrust and comprises a plate with a central aperture through which the shaft extends, the... | 10/30/1984 |
| 4243275 | Bearing and lubrication system A bearing and lubrication system for a rotatable shaft comprising a journal bearing assembly for supporting the shaft, a thrust bearing assembly for limiting axial movement of the shaft, and a ring surrounding the shaft and having a portion of the inner s... | 01/06/1981 |
| 4240678 | Non-rotating fluid damped combination thrust and journal bearing A fluid damped, non-rotating bearing construction for a high speed rotating shaft. A sleeve surrounds the shaft on which are mounted the impeller and compressor wheels, such as in a turbocharger. The sleeve is held against rotation and against significant... | 12/23/1980 |
| 4119375 | Bearing and housing assembly In the embodiment shown, the assembly comprises a housing and a fluid-film journal bearing having pivoting elements arranged between the housing and the bearing to accommodate pivotal movement of the bearing within and spaced apart from the inner-housing ... | 10/10/1978 |
| 4099458 | Cone press A press, including a frame, a pair of rigid side structures, means for pivotally connecting the side structures to said frame, a pair of rotor assemblies having confronting faces arranged at an angle to each other and defining a pressing zone, each of the... | 07/11/1978 |
| 4045098 | Fluid bearing A fluid bearing, which is an aerostatic bearing, wherein one of the surfaces which determine the bearing gap is compliant, so that the geometry of the bearing gap may increase upon increasing load. The notion "compliant" stands for surfaces that are clamp... | 08/30/1977 |
| 4000559 | Combined bearing The combination of an axially loaded rolling bearing with an hydrostatic thrust bearing in a tandem arrangement. The hydrostatic thrust bearing bears against a housing by means of a piston action, and externally produced hydrostatic fluid is conducted fro... | 01/04/1977 |
| 3948577 | Spindle assemblies for machine tools A rotary spindle assembly for a machine tool including a spindle supported at opposite ends by oppositely directed roller bearings. The bearing at that end of the spindle opposite to the nose end is an outer race which is axially slidable in a housing, an... | 04/06/1976 |
| 3948165 | Cone press A press, including a frame, a pair of rigid side structures, means for pivotally connecting the side structures to said frame, a pair of rotor assemblies having confronting faces arranged at an angle to each other and defining a pressing zone, each of the... | 04/06/1976 |
| 3941437 | Bearing housing for high speed rotating shafts A bearing housing for high speed rotating shafts wherein the bearing housing is constructed in two parts with the bearing being of the semi-floating type. One part of the bearing housing presses against the bearing to resist any axial thrust that may be e... | 03/02/1976 |
