Did You Know...
...that the video game, Pong, was invented by a guy who graduated at the bottom of his engineering class? Nolan Bushnell spent more time running the games at a local amusement park than he did on his studies at the University of Utah. His dreams of working for Disney's amusement empire were dashed when the company wouldn't hire him. Taking a boring job, Nolan daydreamed about electronic versions of popular games. He invented Pong, the first video game, and went on to found Atari Co.
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| Number | Title | Issue Date |
| 7677806 | Bearing element 1. Bearing element (4) for a bearing for borne supporting of a bearing counter-element (2), whereby the bearing element (4) has a bearing segment (40) at which the bearing counter-element (2) is s... | 03/16/2010 |
| 7510331 | Bushing structure for motor A bushing structure for a motor has a shaft tube, a fastener and a bushing disposed on a hub. A bushing is disposed a bearing therein so that the shaft of the rotor penetrates through the bearing and rotates therein. The bushing has an engaging part over the bottom ... | 03/31/2009 |
| 6976413 | Hand tool handle with rotary cap Hand tool handle with rotary cap, including: a handle having a seat section at rear end; a rotary cap having a cavity and rotatably disposed on the seat section with the seat section accommodated in the cavity; and at least one projection having a cross-sectional ar... | 12/20/2005 |
| 6965180 | Electric motor with self-adjusting bushing structure A bushing structure 10 is constructed and arranged to be operatively associated with a shaft 24 of an electric motor 22. The motor has a housing 30 including a generally elliptical recess 32 therein defined along an axis C of the s... | 11/15/2005 |
| 5839825 | Agitator lid for a can of coloring substance on paint-agitation machines An agitator lid for a can of coloring substance on paint-agitation machines of the type including an agitator spindle (7) mounted so as to be free in translation relative to the lid, provided with an axial rod (13) which is driven in rotation and with a l... | 11/24/1998 |
| 5762422 | Bearing apparatus for electrical rotating machine A bearing apparatus for use in an floppy disc drive device motor having a sleeve bearing and a thrust bearing is provided which is characterized in that there is provided a thrust bearing having such a convex portion, a projection, or a concave portion th... | 06/09/1998 |
| 5261221 | Open-end spinning rotor assembly In the case of an open-end spinning rotor assembly composed of a rotor and a rotor shaft, it is provided that the free end of the rotor shaft is equipped with an exchangeable supporting element assigned to a step bearing. The supporting element has a cent... | 11/16/1993 |
| 5160247 | Thrust bearing for refrigeration compressor A hermetic compressor including a hardened cylindrical pin bearing disposed through the crankshaft permits a line contact between the crankshaft and bearing hub for a more efficient compressor. The pin bearing reduces friction while increasing compressor ... | 11/03/1992 |
| 4732493 | Autolubricating bearing A body of metal (1) provided with a central through passage (2) presenting at least a cylindrical surface (3). A disc (10) is positioned in the cylindrical surface (3). A cylindrical part (12) of synthetic resin is fixed in the body (1), this part (12) pr... | 03/22/1988 |
| 4636096 | Autolubricating bearing A body of brass (1) provided with a central through passage (2) presenting two cylindrical surfaces (3,4) of different diameters. A disc of hard stone (10) is driven in the first cylindrical surface (3). A pierced steel ring (11) is driven in the second c... | 01/13/1987 |
| 4616940 | Vertically adjustable rotatable shelf assembly A vertical post is rotatably mounted in a corner cabinet and supports a plurality of rotatable shelves which carry the cabinet door. The lower end of the post is rotatably supported by a lower bearing element which rests on a bearing member on the bottom ... | 10/14/1986 |
| 4575914 | Assembly-procedure and relative hinge-assembly for use with lubricated-type crawler tracks The hinge-assembly to which the invention relates has a sleeve (3) located about the central section of a hinge-pin (2), and two thrust-rings (7) associated as one with the pin itself and abutting the ends (33) of the sleeve, the rings themselves housing ... | 03/18/1986 |
| 4463702 | Warning devices A warning device, especially suitable for road-side use, comprises a rotor arranged to rotate about a substantially vertical axis, the rotor including three equi-angularly spaced apart cups arranged to drive the rotor in response to wind. Each cup is typi... | 08/07/1984 |
| 4413918 | Thrust bearing for rock bits An intermediate thrust bearing is positioned between the rotating cutters and its bearing pin of an earth-boring bit. The intermediate bearing is so configured to take outthrust loads, without rotation, that are directed axially against a radially dispose... | 11/08/1983 |
| 4344332 | Load bearing oscillator drive A drive to reciprocate a vertical support member such as a shaft includes a journal support assembly which carries a lower end of the shaft while allowing rotational movement of the shaft. Located above the support assembly and attached to the vertical me... | 08/17/1982 |
| 4149365 | Arrangement for preventing axial displacement of spinning rotor spindle An open end spinning machine includes a row of spinning rotors each connected to spindles rotatably supported in their predetermined axial position by associated twin-disk mechanisms and driven by a belt moving across the spindles. When the spindle is sub... | 04/17/1979 |
