US3192785A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Rex Chainbelt Inc
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Filing: 1963-05-13
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Granted: 1965-07-06
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Expires: 1983-05-13
Abstract
No abstract record available.
Inventors
- 👤 Nels E Pearson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:51
CPC Classifications
A; A01; A01D; A01D17/00; A01D17/10; F; F16; F16G; F16G13/00; F16G13/02; F16G13/06; A01D2017/103
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A CHAIN FOR OPERATION OVER A SPROCKET COMPRISING BLOCK LINKS, PIN LINKS AND INTERMEDIATE BUSHINGS, EACH BLOCK LINK BEING OF INTEGRAL, STAMPED CONSTRUCTION AND INCLUDING SPACED, PARALLEL SIDE BARS HAVING HOLES AT EACH OF THE ENDS THEREOF AND U-SHAPED BARRELS ALIGNED BETWEEN CORRESPONDING HOLES OF THE SIDE BARS, EACH PIN LINK INCLUDING PINS EXTENDING THROUGH CORRESPONDING HOLES OF SAID SIDE BARS AND PLATES ASSEMBLED ON THE PROJECTING ENDS OF THE PINS, EACH BUSHING BEING ASSEMBLED ON A PIN AND FITTING WITHIN THE BARREL OF THE BLOCK LINK SO AS TO BE TURNABLE WITH RESPECT TO THE PIN AND THE BARREL, EACH SAID BUSHING BEING OF A LENGTH ALLOWING MOVEMENT OF THE BUSHING ON THE PIN BETWEEN SIDE BARS.
Claim 2
Dependent Claim
118 words
A CHAIN FOR OPERATION OVER A SPROCKET COMPRISING BLOCK LINKS, PIN LINKS AND INTERMEDIATE BUSHINGS, EACH BLOCK LINK BEING OF INTEGRAL, STAMPED CONSTRUCTION AND INCLUDING SPACED, PARALLEL SIDE BARS HAVING HOLES AT EACH OF THE ENDS THEREOF AND U-SHAPED BARRELS ALIGNED BETWEEN CORRESPONDING HOLES OF THE SIDE BARS, EACH PIN LINK INCLUDING PINS EXTENDING THROUGH CORRESPONDING HOLES OF SAID SIDE BARS AND PLATES ASSEMBLED ON THE PROJECTING ENDS OF THE PINS, EACH BUSHING BEING ASSEMBLED ON A PIN AND FITTING WITHIN THE BARREL OF THE BLOCK LINK SO AS TO BE TURNABLE WITH RESPECT TO THE PIN AND THE BARREL, EACH SAID BUSHING BEING OF A LENGTH ALLOWING MOVEMENT OF THE BUSHING ON THE PIN BETWEEN SIDE BARS.
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) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |