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US3292771A
Expired / Lapsed
US
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Multiple rope supported conveyor
Assignee: Westinghouse Air Brake Co
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Filing: 1964-02-11
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Granted: 1966-12-20
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Expires: 1984-02-11
Abstract
No abstract record available.
Inventors
- 👤 Donald C Reilly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:28
CPC Classifications
B; B65; B65G; B65G21/00; B65G21/02; B65G21/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
IN A CONVEYOR, THE COMBINATION COMPRISING A FIRST ROPE FRAME MEANS INCLUDING AT LEAST ONE LONGITUDINALLY EXTENDING ROPE, TROUGHING IDLER ASSEMBLY MEANS CARRIED BY THE FIRST ROPE FRAME MEANS, SAID TROUGHING IDLER ASSEMBLY MEANS BEING CONNECTED TO THE FIRST ROPE FRAME MEANS AT POINTS OF CONNECTION WHICH ARE VERTICALLY MOVABLE, SAID TROUGHING IDLER ASSEMBLY MEANS BEING ARRANGED TO SUPPORT CONVEYOR BELT MEANS, A SECOND ROPE FRAME MEANS INCLUDING AT LEAST ONE LONGITUDINALLY EXTENDING ROPE, MEANS SUPPORTING THE FIRST ROPE FRAME MEANS FROM THE SECOND ROPE FRAME MEANS AT POINTS OF CONNECTION WHICH ARE VERTICALLY MOVABLE, AND MEANS CONNECTING THE SECOND ROPE FRAME MEANS TO GROUND SUPPORT POINTS, THE DISTANCE BETWEEN ADJACENT GROUND SUPPORT POINTS BEING SUBSTANTIALLY 2N, THE DISTANCE BETWEEN ADJACENT SUSPENSION POINTS OF THE FIRST ROPE FRAME MEANS BEING SUBSTANTIALLY N.
Claim 2
Dependent Claim
132 words
IN A CONVEYOR, THE COMBINATION COMPRISING A FIRST ROPE FRAME MEANS INCLUDING AT LEAST ONE LONGITUDINALLY EXTENDING ROPE, TROUGHING IDLER ASSEMBLY MEANS CARRIED BY THE FIRST ROPE FRAME MEANS, SAID TROUGHING IDLER ASSEMBLY MEANS BEING CONNECTED TO THE FIRST ROPE FRAME MEANS AT POINTS OF CONNECTION WHICH ARE VERTICALLY MOVABLE, SAID TROUGHING IDLER ASSEMBLY MEANS BEING ARRANGED TO SUPPORT CONVEYOR BELT MEANS, A SECOND ROPE FRAME MEANS INCLUDING AT LEAST ONE LONGITUDINALLY EXTENDING ROPE, MEANS SUPPORTING THE FIRST ROPE FRAME MEANS FROM THE SECOND ROPE FRAME MEANS AT POINTS OF CONNECTION WHICH ARE VERTICALLY MOVABLE, AND MEANS CONNECTING THE SECOND ROPE FRAME MEANS TO GROUND SUPPORT POINTS, THE DISTANCE BETWEEN ADJACENT GROUND SUPPORT POINTS BEING SUBSTANTIALLY 2N, THE DISTANCE BETWEEN ADJACENT SUSPENSION POINTS OF THE FIRST ROPE FRAME MEANS BEING SUBSTANTIALLY N.
References Cited (Backward Citations)
US2907448A
Cited
US3055484A
Cited
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 |