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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US Patent 5669859 - Weightlifting apparatus
US Patent Issued on September 23, 1997
Estimated Patent Expiration Date:
November 21, 2015Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
Estimated Patent Expiration Date:
November 21, 2015Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.AbstractA multi-exercise free weight exercise apparatus which simulates free weight barbell exercise motions while preventing injury to a weightlifter. The weightlifting apparatus is comprised of a weight bar which rides on horizontal and vertical guide tracks and contains a safety catch mechanism device which latches onto pins located on upright brace supports should the weightlifter be unable to complete an exercise. The apparatus will allow a lifter to perform sophisticated exercises such as squatlifts, bench presses, deadlifts, and military presses in a natural free weight exercise motion while having the safety features of a non-free weight machine. | InventorsApplicationNo. 590270 filed on 11/21/1995US Classes:482/94, Including stationary support for weight482/98, Having guide around or through weight482/101Track or way guided user interface elementField of Search182/94, Wall penetrating operating means182/98, Normally counterbalanced to inoperative position182/101, LADDER WITH VERTICALLY MOVING PLATFORM OR ESCAPE182/104, PIVOTALLY CONNECTED LADDERS, MUTUALLY SUSTAINING182/135, With diverse holding means for occupant182/148Operating means on platformExaminersPrimary: Apley, Richard J.Assistant: Mulcahy, John Attorney, Agent or FirmUS Patent ReferencesD303697, D305256, 3235255, 4602785, Barbell exerciser with rest bracketsIssued on: 07/29/1986 Inventor: Rockwell4615524, Adjustable barbell exercise rack Issued on: 10/07/1986 Inventor: Sutherland4795149, Lunge training machine for body builders Issued on: 01/03/1989 Inventor: Pearson4799672, Powerlift competition safety device Issued on: 01/24/1989 Inventor: Barrett4836535, Upper body building machine Issued on: 06/06/1989 Inventor: Pearson4934693, Multi-exercise free weight apparatus Issued on: 06/19/1990 Inventor: Santoro4982957, Alignment apparatus for use in freeweight barbell systems Issued on: 01/08/1991 Inventor: Shields5050868, Leg training machine for body builders Issued on: 09/24/1991 Inventor: Pearson5151072, Free weight barbell spotting and racking machine Issued on: 09/29/1992 Inventor: Cone, et al.5184992, Multi-station physical exercise apparatus Issued on: 02/09/1993 Inventor: Banks5215510, Dual-guided exercise apparatus Issued on: 06/01/1993 Inventor: Baran5273506Self spotting exercise apparatus Issued on: 12/28/1993 Inventor: Dawson, Jr. International ClassA63B 021/078 |
