Patent US3198316A successfully refreshed from Google Patents.
US3198316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sprocket drive for carton conveyor
Assignee: BIVANS CORP
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Filing: 1963-03-04
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Granted: 1965-08-03
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Expires: 1983-03-04
Abstract
No abstract record available.
Inventors
- 👤 Elbert L Bivans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:20
CPC Classifications
B; B65; B65G; B65G19/00; B65G19/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A SPROCKET DEVICE HAVING A CHAIN HAVING LINK MEMBERS HAVING A HINGE CONNECTION BY MEANS OF PINS CARRYING BUSHINGS SPACED OPPOSED SECTIONS OF THE CHAIN, IN COMBINATION WITH A FINGER BRACKET HAVING A BASE HAVING SPACED BEARING HOLES MOUNTED ON ADJACENT ONES OF SAID PINS, MEANS FOR RETAINING SAID BASE ON SAID PINS, AND SPROCKET MEANS HAVING GROOVES OF DIFFERENT RADIAL DISTANCES FROM THE CENTER OF SAID SPROCKET FOR TILTING A FINGER ON SAID BRACKET IN A LAGGING DIRECTION.
Claim 2
Dependent Claim
79 words
A SPROCKET DEVICE HAVING A CHAIN HAVING LINK MEMBERS HAVING A HINGE CONNECTION BY MEANS OF PINS CARRYING BUSHINGS SPACED OPPOSED SECTIONS OF THE CHAIN, IN COMBINATION WITH A FINGER BRACKET HAVING A BASE HAVING SPACED BEARING HOLES MOUNTED ON ADJACENT ONES OF SAID PINS, MEANS FOR RETAINING SAID BASE ON SAID PINS, AND SPROCKET MEANS HAVING GROOVES OF DIFFERENT RADIAL DISTANCES FROM THE CENTER OF SAID SPROCKET FOR TILTING A FINGER ON SAID BRACKET IN A LAGGING DIRECTION.
References Cited (Backward Citations)
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Cited
US1352197A
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US1822797A
Cited
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Cited
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Cited
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Cited
US2827797A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |