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 |
| 5214405 | Miniature circuit-breaker with remote tripping A miniature circuit-breaker includes at least one thermal trip element, which includes a force translator which causes switching contacts to open. The force translator may be a breaker mechanism. The thermal trip element works with a thermally sensitive e... | 05/25/1993 |
| 4901045 | Secondary circuit breaker for distribution transformers A circuit breaker having a fixed current contact (12,14), a movable current contact (16,18), a mechanism (20,22,54,66,68) for displacing the movable current contact (16,18) between a circuit closing position and a circuit opening position, and a latching ... | 02/13/1990 |
| 4616206 | Circuit breaker and shunt trip apparatus combined within single pole device A molded case circuit breaker wherein a movable contact arm (8) is operated between open and closed positions with a stationary contact (4b) by an operating mechanism which controls an overcenter toggle drive spring (12) and which is automatically openabl... | 10/07/1986 |
| 4434413 | Electrical circuit breaker module An improvement in an electrical circuit-breaker module of the narrow modular type connectible in stacked relationship with a plurality of modules in an electrical distribution panel. Each of the modules is associated with respective electrical distributio... | 02/28/1984 |
| 4047134 | Circuit breaker A molded case circuit breaker having thermal and magnetic trip means. A moving contact support structure is disposed about the magnetic trip means so as to cause current flowing through the circuit breaker contacts to pass twice through the magnetic circu... | 09/06/1977 |
| 3950715 | Circuit breaker with improved trip means A circuit breaker comprises improved thermal and electromagnetic trip means comprising a currrent carrying bimetal operable upon the occurrence of lesser overloads to effect time-delay thermal tripping operations, and electromagnetic means energized by th... | 04/13/1976 |
