US3077807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller die apparatus
Assignee: Falls Engineering and Machine Co
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Filing: 1962-07-23
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Granted: 1963-02-19
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Expires: 1982-07-23
Abstract
No abstract record available.
Inventors
- 👤 David C Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:18
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/38; B26F1/40; B26F1/42; B26F2210/00; B26F2210/12; B26F2210/16; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8702; Y10T83/8703; Y10T83/8717; Y10T83/8735; Y10T83/8748; Y10T83/8821; Y10T83/8837; Y10T83/8841; Y10T83/8844
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
THE COMBINATION OF A ROLLER CUTTING MACHINE HAVING A FLAT STATIONARY WORK SUPPORTING PLATEN, A RELATIVELY THIN AND FLEXIBLE CUTTING DIE THEREABOVE FOR CUTTING SHEET MATERIAL SUPPORTED BY THE PLATEN, SAID DIE HAVING A FLAT UPPER SURFACE, DIE SUPPORTING MECHANISM HOLDING SAID CUTTING DIE AGAINST LATERAL DISPLACEMENT, AND ROLLER PRESSING MEANS ENGAGING SAID SURFACE FOR PROGRESSIVELY PRESSING SAID CUTTING DIE AT AN INFINITE RADIUS AGAINST MATERIAL POSITIONED ON THE PLATEN, SAID DIE SUPPORTING MECHANISM COMPRISING VERTICAL GUIDES ON OPPOSITE LATERAL MARGINS OF SAID WORK
Claim 2
Dependent Claim
84 words
THE COMBINATION OF A ROLLER CUTTING MACHINE HAVING A FLAT STATIONARY WORK SUPPORTING PLATEN, A RELATIVELY THIN AND FLEXIBLE CUTTING DIE THEREABOVE FOR CUTTING SHEET MATERIAL SUPPORTED BY THE PLATEN, SAID DIE HAVING A FLAT UPPER SURFACE, DIE SUPPORTING MECHANISM HOLDING SAID CUTTING DIE AGAINST LATERAL DISPLACEMENT, AND ROLLER PRESSING MEANS ENGAGING SAID SURFACE FOR PROGRESSIVELY PRESSING SAID CUTTING DIE AT AN INFINITE RADIUS AGAINST MATERIAL POSITIONED ON THE PLATEN, SAID DIE SUPPORTING MECHANISM COMPRISING VERTICAL GUIDES ON OPPOSITE LATERAL MARGINS OF SAID WORK
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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) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |