US3087601A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Troughing idler assembly having lim ited troughing movement for low clearance operations
Assignee: Goodman Manufacturing Co LP
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Filing: 1959-12-30
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Granted: 1963-04-30
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Expires: 1979-12-30
Abstract
No abstract record available.
Inventors
- 👤 Presti Roy F Lo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:22
CPC Classifications
B; B65; B65G; B65G39/00; B65G39/10; B65G39/12; B65G39/16
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
111 words
A TROUGHING IDLER ASSEMBLY FOR A BELT CONVEYOR, SAID TROUGHING IDLER ASSEMBLY INCLUDING, IN COMBINATION, A PLURALITY OF GENERALLY SERIALLY DISPOSED BELT SUPPORTING ROLLERS INCLUDING AT LEAST AN INTERMEDIATE ROLLER FLANKED BY AT LEAST A PAIR OF WING ROLLERS, AND BODILY EXTENSIBLE AND RETRACTIBLE MEANS FOR SUPPORTING THE ROLLERS IN FREELY FLEXIBLE RELATIONSHIP WITH RESPECT TO ONE ANOTHER THROUGHOUT AT LEAST A LIMITED RANGE OF FLEXING MOVEMENT, SAID BODILY EXTENSIBLE AND RETRACTIBLE ROLLER SUPPORTING MEANS INCLUDING A PAIR OF SUBSTANTIALLY RIGID SIDE STRUT MEMBERS, EACH OF WHOSE INNER END PORTIONS ARE PIVOTALLY CONNECTED TO THE FLEXURE POINT BETWEEN A WING AND INTERMEDIATE ROLLER, EACH OF SAID SIDE STRUT MEMBERS BEING CON-
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |