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 |
| 7431652 | Universal joint A universal joint is provided with a rotation shaft having a ball portion provided at an end thereof and a pair of projections formed on a diameter line of the ball portion, and a rotation body having guide grooves formed for receiving insertion of the respective pr... | 10/07/2008 |
| 7366443 | Constant-velocity joint and image-forming device A constant-velocity joint includes an outer ring formed with an annular space therein having an opening at one end thereof. The annular space is defined by a radially outer wall and a radially inner wall. One of the radially inner and outer walls is formed with thre... | 04/29/2008 |
| 7232000 | Drive-steer axle for motor-driven vehicles The invention concerns an axle (1) comprising a differential (6), two transmission lines (8) from the differential and adapted each to drive a drive wheel (2), members (4) for directional control of the drive wheels (2), eac... | 06/19/2007 |
| 7165609 | Apparatus for handling tubular goods An apparatus for handling tubular goods which includes an elongate tubular body having a peripheral sidewall and opposed ends. The peripheral sidewall has a plurality of axial slots arranged circumferentially around the tubular body parallel to an axis of the tubula... | 01/23/2007 |
| 7112015 | Drill tool A drill tool comprises a drive shaft (2) that is arranged to allow rotational movement to be transmitted from a drill to a drill bit holder (10) even when the opposite ends of the drive shaft are not axially aligned. The end of the drive shaft housing ... | 09/26/2006 |
| 6454655 | Constant velocity universal joint and method for assembling the same A constant velocity universal joint comprises trunnions each of which expands toward a guide groove and each of which is provided with a spherical surface along a circumferential direction, inner rollers each of which has a recess having a spherical surfa... | 09/24/2002 |
| 4936701 | Universal joint with rotating holder sleeve A universal joint for use with impact wrenches and the like comprising a coupling having a bore at one end for engaging the drive shaft of a wrench and a ball receiving cavity at its other end; a socket engaging part having a ball member disposed in the b... | 06/26/1990 |
| 4914974 | Serpentine tube inspection positioning spine A serpentine tube inspection positioning spine formed from a plurality of identical links mated together. Each link has first and second bifurcated ends with the first end sized to fit within the second end of an adjacent link. Links are mated together by... | 04/10/1990 |
| 4698046 | Transmission device in particular for a driving wheel of a motor vehicle A transmission includes two constant-speed joints interconnected by a tubular shaft. The tubular shaft is made from a steel for thermochemical treatment and is welded at at least one of its ends to an element of an adjacent constant-speed joint before the... | 10/06/1987 |
| 4457738 | Anti-backlash double universal flexible coupling An anti-backlash double universal flexible coupling for providing positive and accurate angular positioning, constant rotational velocity and constant torque between an input driving shaft and an output driven shaft. The coupling includes universal pins s... | 07/03/1984 |
| 4421196 | Homokinetic transmission joint in particular for the driving wheel of a front wheel drive vehicle The joint comprises two opposed forks which are angularly offset from each other at 60° and are axially extended by nose portions which are internally spherical. These nose portions swivel on a ring through which extends with a large clearance a shaft se... | 12/20/1983 |
| 4318282 | Transmission for an automobile vehicle comprising two slidable homokinetic joints The transmission comprises two slidable tripod joints. In each joint, the tulip element is extended around the shaft of the tripod element by an abutment member which defines a concave part-spherical surface. A check member having a convex part-spherical ... | 03/09/1982 |
| 4273209 | Power transmitting device and applications thereof The homokinetic transmission device is placed between a driving shaft and a driven shaft comprising two adjacent articulated joints. The articulated joints comprise a common intermediate member and are generally homokinetic and at least one of the joints ... | 06/16/1981 |
| 4263022 | Electrostatic precipitator with rappers for the corona electrodes An electrostatic filter having a plurality of adjacent precipitating or separating fields in a box-shaped housing, each field being defined between at least one collector electrode and at least one corona-discharge electrode. A rapper arrangement is provi... | 04/21/1981 |
| 4106611 | Serial printing apparatus Resilient tongues project from a central hub and carry two or more type members. The hub is rotated to a position in which the tongue carrying the desired type member is in a printing position facing a paper supporting platen. The hub is then shifted alon... | 08/15/1978 |
| 4068499 | Telescoping universal joints A telescoping universal joint comprising a driving member, a driven member, torque transmitting means between the driving and driven member, and means for limiting the relative axial movement in both directons between the driving member and the driven mem... | 01/17/1978 |
| 4065941 | Universal joint A universal joint adapted for use in high impact wrenches is disclosed. The universal joint comprises a tubular housing having a first end and a second end. A first ball joint having an input shaft with a ball member disposed at one end thereof and an att... | 01/03/1978 |
