US3292772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor structure
Assignee: John Burton Machine Corp
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Filing: 1965-01-26
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Granted: 1966-12-20
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Expires: 1985-01-26
Abstract
No abstract record available.
Inventors
- 👤 Harold B Rice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:47
CPC Classifications
B; B65; B65G; B65G21/00; B65G21/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
CONVEYOR STRUCTURE COMPRISING: AN ELONGATED ARTICLE SUPPORTING ELEMENT, AN ELONGATED FRAME MEMBER OF SUBSTANTIALLY UNIFORM CROSS SECTION RECEIVING SAID ELEMENT THEREON FOR MOVEMENT OF THE LATTER LONGITUDINALLY OF SAID MEMBER, SAID MEMBER COMPRISING A TOP WALL, A BOTTOM WALL, AND A SIDE WALL CONNECTING SAID TOP WALL AND BOTTOM WALL ALONG CORRESPONDING EDGES OF SAID TOP WALL AND BOTTOM WAL, WHEREBY THE SIDE OF SAID MEMBER OPPOSITE SAID SIDE WALL OPENS OUTWARDLY OF ONE SIDE OF SAID ELEMENT, A WHEEL DISPOSED ADJACENT ONE END OF SAID MEMBER FOR RECEIVING SAID ARTICLE SUPPORTING ELEMENT THEREAROUND, A SUPPORT FOR ROTATABLY SUPPORTING SAID WHEEL, SAID SUPPORT BEING RECEIVED TELESCOPICALLY WITHIN SAID ONE END OF SAID MEMBER, MEANS FOR RELEASABLY SECURING SAID SUPPORT TO SAID MEMBER IN ONE OF A PLURALITY OF DIFFERENT POSITIONS RELATIVE TO SAID MEMBER TO PERMIT VARYING THE TENSION IN SAID ELEMENT.
Claim 2
Dependent Claim
142 words
CONVEYOR STRUCTURE COMPRISING: AN ELONGATED ARTICLE SUPPORTING ELEMENT, AN ELONGATED FRAME MEMBER OF SUBSTANTIALLY UNIFORM CROSS SECTION RECEIVING SAID ELEMENT THEREON FOR MOVEMENT OF THE LATTER LONGITUDINALLY OF SAID MEMBER, SAID MEMBER COMPRISING A TOP WALL, A BOTTOM WALL, AND A SIDE WALL CONNECTING SAID TOP WALL AND BOTTOM WALL ALONG CORRESPONDING EDGES OF SAID TOP WALL AND BOTTOM WAL, WHEREBY THE SIDE OF SAID MEMBER OPPOSITE SAID SIDE WALL OPENS OUTWARDLY OF ONE SIDE OF SAID ELEMENT, A WHEEL DISPOSED ADJACENT ONE END OF SAID MEMBER FOR RECEIVING SAID ARTICLE SUPPORTING ELEMENT THEREAROUND, A SUPPORT FOR ROTATABLY SUPPORTING SAID WHEEL, SAID SUPPORT BEING RECEIVED TELESCOPICALLY WITHIN SAID ONE END OF SAID MEMBER, MEANS FOR RELEASABLY SECURING SAID SUPPORT TO SAID MEMBER IN ONE OF A PLURALITY OF DIFFERENT POSITIONS RELATIVE TO SAID MEMBER TO PERMIT VARYING THE TENSION IN SAID ELEMENT.
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |