Patent US3111877A successfully refreshed from Google Patents.
US3111877A
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Adjustable cutting die
Assignee: Individual
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Filing: 1961-05-29
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Granted: 1963-11-26
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Expires: 1981-05-29
Abstract
No abstract record available.
Inventors
- 👤 Robert W Rugenstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:57
CPC Classifications
B; B26; B26F; B26F1/00; B26F2210/00; B26F2210/12; B26F2210/16; Y; Y10; Y10T; Y10T83/00; Y10T83/929; Y10T83/9295; Y10T83/9307; Y10T83/9457; Y10T83/9473; Y10T83/9483
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
IN AN ADJUSTABLE DIE FOR CUTTING IRREGULARLY SHAPED PIECES FROM SHEET MATERIAL, THE COMBINATION INCLUDING: A PLURALITY OF SUITABLY SHAPED CUTTING KNIVES LOCATED IN SLIDING, OVERLAPPING END RELATIONSHIP WITH ONE ANOTHER TO PROVIDE AN ESSENTIALLY CONTINUOUS CUTTING EDGE ENCIRCLING A DIE AREA OF PREDETERMINED CONFIGURATION; A RIGID ADJUSTMENT BASE MEMBER; A PLURALITY OF ADJUSTING ELEMENTS SECURED RIGIDLY TO THE BASE MEMBER EACH HAVING AN EXTENSIBLE AND RETRACTABLE ADJUSTING ARM, THE ASSEMBLAGE OF BASE MEMBER AND ADJUSTING ELEMENTS BEING LOCATED ENTIRELY WITHIN THE ENCIRCLED DIE AREA AND BEING CONNECTED TO THE CUTTING KNIVES PIVOTALLY AT THE ENDS OF THE ADJUSTING ARMS REMOVED FROM THE BASE MEMBER; AND MEANS TO EXTEND AND RETRACT THE ADJUSTING ARMS TO CAUSE SLIDING MOVEMENT WITH RESPECT TO ONE ANOTHER OF THE OVERLAPPING END SECTIONS OF THE CUTTING KNIVES WHEREBY ADJUSTMENTS OF THE DIMENSIONS OF THE ENCIRCLED DIE AREA ARE EFFECTED ESSENTIALLY INDEPENDENTLY OF ONE ANOTHER.
Claim 2
Dependent Claim
149 words
IN AN ADJUSTABLE DIE FOR CUTTING IRREGULARLY SHAPED PIECES FROM SHEET MATERIAL, THE COMBINATION INCLUDING: A PLURALITY OF SUITABLY SHAPED CUTTING KNIVES LOCATED IN SLIDING, OVERLAPPING END RELATIONSHIP WITH ONE ANOTHER TO PROVIDE AN ESSENTIALLY CONTINUOUS CUTTING EDGE ENCIRCLING A DIE AREA OF PREDETERMINED CONFIGURATION; A RIGID ADJUSTMENT BASE MEMBER; A PLURALITY OF ADJUSTING ELEMENTS SECURED RIGIDLY TO THE BASE MEMBER EACH HAVING AN EXTENSIBLE AND RETRACTABLE ADJUSTING ARM, THE ASSEMBLAGE OF BASE MEMBER AND ADJUSTING ELEMENTS BEING LOCATED ENTIRELY WITHIN THE ENCIRCLED DIE AREA AND BEING CONNECTED TO THE CUTTING KNIVES PIVOTALLY AT THE ENDS OF THE ADJUSTING ARMS REMOVED FROM THE BASE MEMBER; AND MEANS TO EXTEND AND RETRACT THE ADJUSTING ARMS TO CAUSE SLIDING MOVEMENT WITH RESPECT TO ONE ANOTHER OF THE OVERLAPPING END SECTIONS OF THE CUTTING KNIVES WHEREBY ADJUSTMENTS OF THE DIMENSIONS OF THE ENCIRCLED DIE AREA ARE EFFECTED ESSENTIALLY INDEPENDENTLY OF ONE ANOTHER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-25 | 1967-05-27 | 1967-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-25 | 1971-05-27 | 1971-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-25 | 1975-05-27 | 1975-11-26 | $7700.00 | Window Closed / Lapsed |