Patent US5203751A successfully refreshed from Google Patents.
US5203751A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exercise mechanism
Assignee: Individual
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Filing: 1991-07-15
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Granted: 1993-04-20
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Expires: 2011-07-15
Abstract
Abstract An exercise device including a pair of tracks, a bracket slidably disposed on each of the tracks, a pair of rails disposed above the tracks, a slide slidably disposed on each of the rails, a handle coupled to each of the slides, and a cable threaded along the tracks and along the rails and formed into a closed loop. The brackets and the slides are coupled together by the cable so that the brackets and the slides move in concert.
Inventors
- 👤 Chester Chang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:01
CPC Classifications
A; A63; A63B; A63B22/00; A63B22/20; A63B22/201; A63B22/203; A63B22/0002; A63B22/0005; A63B22/001; A63B22/205; A63B69/00; A63B69/18; A63B69/182
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
209 words
An exercise mechanism comprising a pair of tracks disposed in parallel on a base; a gear rotatably disposed between a front end of said tracks; a belt engaged on said gear and including two end portions; a bracket slidably disposed on each of said tracks; a pair of rails having a lower end pivotally coupled to said base and having an upper end pivotally coupled together by a beam; a post vertically fixed on said tracks, said beam being disposed on a top of said post; a slide slidably disposed on each of said rails; a handle having a lower end pivotally coupled to each of said slides; a first pulley disposed on each end of each of said rails; a second pulley disposed on a rear end of each of said tracks; and a cable threaded through said first pulleys and said second pulleys and including two end portions coupled to said end portions of said belt so that said cable and said belt form a closed loop; said brackets being coupled to said end portions of said cable, and said slides being coupled to said cable such that said brackets and said slides are coupled together and such that said brackets and said slides move in concert.
Claim 2
Dependent Claim
209 words
An exercise mechanism comprising a pair of tracks disposed in parallel on a base; a gear rotatably disposed between a front end of said tracks; a belt engaged on said gear and including two end portions; a bracket slidably disposed on each of said tracks; a pair of rails having a lower end pivotally coupled to said base and having an upper end pivotally coupled together by a beam; a post vertically fixed on said tracks, said beam being disposed on a top of said post; a slide slidably disposed on each of said rails; a handle having a lower end pivotally coupled to each of said slides; a first pulley disposed on each end of each of said rails; a second pulley disposed on a rear end of each of said tracks; and a cable threaded through said first pulleys and said second pulleys and including two end portions coupled to said end portions of said belt so that said cable and said belt form a closed loop; said brackets being coupled to said end portions of said cable, and said slides being coupled to said cable such that said brackets and said slides are coupled together and such that said brackets and said slides move in concert.
Claim 3
Dependent Claim
36 words
An exercise mechanism according to claim 1, wherein an extension has a lower end slidably engaged in said post and can be fixed to said post, said beam is disposed on a top of said extension.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-04-19 | 1996-10-19 | 1997-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-04-19 | 2000-10-19 | 2001-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-04-19 | 2004-10-19 | 2005-04-20 | $7700.00 | Window Closed / Lapsed |