US3213737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for cutting sheet material against a die with a roller
Assignee: Falls Engineering and Machine Co
•
Filing: 1963-12-16
•
Granted: 1965-10-26
•
Expires: 1983-12-16
Abstract
No abstract record available.
Inventors
- 👤 David C Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:15
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/38; B26F1/40; B26F1/42; B26F2210/00; B26F2210/12; B26F2210/16; Y; Y10; Y10T; Y10T83/00; Y10T83/748; Y10T83/7487; Y10T83/7547; Y10T83/788; Y10T83/793; Y10T83/869; Y10T83/8725
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
THE COMBINATION IN A ROLLER DIE APPARATUS OF A STATIONARY BED, AN ELONGATED CUTTING DIE HAVING AN EFFECTIVELY FLAT UNDER SURFACE SUPPORTED ON THE BED AND KNIFE-LIKE CUTTING EDGES EXTENDING UPWARDLY OF THE DIE AND TERMINATING IN A PLANE PARALLEL TO THE BED AND ADAPTED TO RECEIVE A WORK PIECE TO BE CUT, A CUTTING PLATE OF SUBSTANTIALLY THE SAME SIZE AS THE BED, MEANS MOUNTING THE CUTTING PLATE SPACED IN PARALLEL RELATION FROM A WORK PIECE RESTING ON THE CUTTING EDGES OF THE DIE, MEANS FOR MOVING THE MOUNTING MEANS TO CLAMP THE WORK PIECE WITH A CONTINUOUS UNIFORM PRESSURE, OVER ITS ENTIRE SURFACE AGAINST THE CUTTING EDGES OF THE DIE WITH THE CUTTING PLATE, A ROLLER OF A LENGTH
Claim 2
Dependent Claim
121 words
THE COMBINATION IN A ROLLER DIE APPARATUS OF A STATIONARY BED, AN ELONGATED CUTTING DIE HAVING AN EFFECTIVELY FLAT UNDER SURFACE SUPPORTED ON THE BED AND KNIFE-LIKE CUTTING EDGES EXTENDING UPWARDLY OF THE DIE AND TERMINATING IN A PLANE PARALLEL TO THE BED AND ADAPTED TO RECEIVE A WORK PIECE TO BE CUT, A CUTTING PLATE OF SUBSTANTIALLY THE SAME SIZE AS THE BED, MEANS MOUNTING THE CUTTING PLATE SPACED IN PARALLEL RELATION FROM A WORK PIECE RESTING ON THE CUTTING EDGES OF THE DIE, MEANS FOR MOVING THE MOUNTING MEANS TO CLAMP THE WORK PIECE WITH A CONTINUOUS UNIFORM PRESSURE, OVER ITS ENTIRE SURFACE AGAINST THE CUTTING EDGES OF THE DIE WITH THE CUTTING PLATE, A ROLLER OF A LENGTH
References Cited (Backward Citations)
US1129876A
Cited
US1505212A
Cited
US2121004A
Cited
US2217060A
Cited
US2772736A
Cited
US3024688A
Cited
US3077807A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |