US3282402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor chain and support therefor
Assignee: BH Bunn Co
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Filing: 1965-06-01
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Granted: 1966-11-01
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Expires: 1985-06-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Walter D Ayres
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:47
CPC Classifications
B; B65; B65G; B65G21/00; B65G21/20; B65G21/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
IN COMBINATION, AN ENDLESS ROLLER CHAIN CONVEYOR, AND MEANS FOR SUPPORTING SAID ROLLER CHAIN, SAID ROLLER CHAIN BEING MOVABLE IN A GENERALLY HORIZONTAL DIRECTION AND HAVING AN UPPER LOAD SUPPORTING FLIGHT AND A LOWER RETURN FLIGHT; LATERALLY EXTENDING PROJECTIONS ON THE CHAIN, SAID SUPPORTING MEANS COMPRISING A FIXED FRAME, A HOLLOW MEMBER ON THE FRAME AND HAVING A SLOT ON ITS UNDER SIDE EXTENDING THE LENGTH THEREOF, SAID CHAIN BEING RECEIVED IN SAID SLOT WITH THE LATERALLY EXTENDING PROJECTIONS OVERLYING THE EDGES OF SAID SLOT, WHEREBY TO SUPPORT THE LOWER RETURN FLIGHT, A RAIL ON THE FRAME FOR SUPPORTING THE LOADBEARING FLIGHT, AND VERTICALLY EXTENDING PROJECTIONS ON THE SIDES OF THE CHAIN AND ADAPTED TO RECEIVE THE RAIL BETWEEN THEM TO RETAIN THE CHAIN ON SAID RAIL.
Claim 2
Dependent Claim
127 words
IN COMBINATION, AN ENDLESS ROLLER CHAIN CONVEYOR, AND MEANS FOR SUPPORTING SAID ROLLER CHAIN, SAID ROLLER CHAIN BEING MOVABLE IN A GENERALLY HORIZONTAL DIRECTION AND HAVING AN UPPER LOAD SUPPORTING FLIGHT AND A LOWER RETURN FLIGHT; LATERALLY EXTENDING PROJECTIONS ON THE CHAIN, SAID SUPPORTING MEANS COMPRISING A FIXED FRAME, A HOLLOW MEMBER ON THE FRAME AND HAVING A SLOT ON ITS UNDER SIDE EXTENDING THE LENGTH THEREOF, SAID CHAIN BEING RECEIVED IN SAID SLOT WITH THE LATERALLY EXTENDING PROJECTIONS OVERLYING THE EDGES OF SAID SLOT, WHEREBY TO SUPPORT THE LOWER RETURN FLIGHT, A RAIL ON THE FRAME FOR SUPPORTING THE LOADBEARING FLIGHT, AND VERTICALLY EXTENDING PROJECTIONS ON THE SIDES OF THE CHAIN AND ADAPTED TO RECEIVE THE RAIL BETWEEN THEM TO RETAIN THE CHAIN ON SAID RAIL.
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |