US3120312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for handling material
Assignee: Coe Manufacturing Co
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Filing: 1961-10-05
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Granted: 1964-02-04
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Expires: 1981-10-05
Abstract
No abstract record available.
Inventors
- 👤 Edward G Hudak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:59
CPC Classifications
B; B65; B65H; B65H3/00; B65H3/08; B65H3/0808; B65H3/0816; Y; Y10; Y10S; Y10S414/00; Y10S414/10; Y10S414/106; Y10S414/108; Y10S414/112
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
IN EQUIPMENT FOR HANDLING SHEET MATERIAL, CONVEYOR MEANS FOR CONVEYING SHEETS THEREALONG AND HAVING AN ENTRANCE END, FIRST MEANS FOR SUPPORTING A STACK OF SHEETS ADJACENT TO SAID ENTRANCE END OF SAID CONVEYOR MEANS, SECOND MEANS FOR PICKING UP THE TOP SHEET OF A STACK OF SHEETS ON SAID FIRST MEANS AND TRANSFERRING IT TO SAID CONVEYOR MEANS, POWER MEANS FOR EFFECTING RELATIVE MOVEMENT BETWEEN SAID FIRST MEANS AND SAID ENTRANCE END OF SAID CONVEYOR MEANS IN A GENERALLY VERTICAL DIRECTION IN TIMED RELATION TO THE DECREASE IN THE HEIGHT OF THE STACK OF SHEETS SUPPORTED BY SAID FIRST MEANS, AND THIRD MEANS ACTUATED BY THE PRESENCE OF A SHEET ON SAID FIRST MEANS AND OPERATIVE UPON POSITIONING OF SAID ENTRANCE END OF SAID CONVEYOR ADJACENT THE TOP OF SAID STACK FOR CONTROLLING ACTUATION OF SAID SECOND MEANS.
Claim 2
Dependent Claim
138 words
IN EQUIPMENT FOR HANDLING SHEET MATERIAL, CONVEYOR MEANS FOR CONVEYING SHEETS THEREALONG AND HAVING AN ENTRANCE END, FIRST MEANS FOR SUPPORTING A STACK OF SHEETS ADJACENT TO SAID ENTRANCE END OF SAID CONVEYOR MEANS, SECOND MEANS FOR PICKING UP THE TOP SHEET OF A STACK OF SHEETS ON SAID FIRST MEANS AND TRANSFERRING IT TO SAID CONVEYOR MEANS, POWER MEANS FOR EFFECTING RELATIVE MOVEMENT BETWEEN SAID FIRST MEANS AND SAID ENTRANCE END OF SAID CONVEYOR MEANS IN A GENERALLY VERTICAL DIRECTION IN TIMED RELATION TO THE DECREASE IN THE HEIGHT OF THE STACK OF SHEETS SUPPORTED BY SAID FIRST MEANS, AND THIRD MEANS ACTUATED BY THE PRESENCE OF A SHEET ON SAID FIRST MEANS AND OPERATIVE UPON POSITIONING OF SAID ENTRANCE END OF SAID CONVEYOR ADJACENT THE TOP OF SAID STACK FOR CONTROLLING ACTUATION OF SAID SECOND MEANS.
References Cited (Backward Citations)
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US2875907A
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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) | 1967-02-03 | 1967-08-05 | 1968-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-03 | 1971-08-05 | 1972-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-03 | 1975-08-05 | 1976-02-04 | $7700.00 | Window Closed / Lapsed |