Patent US1627455A successfully refreshed from Google Patents.
US3138978A
Expired / Lapsed
US
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Automatic die press
Assignee: Eumuco AG fuer Maschinenbau
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Filing: 1962-05-29
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Granted: 1964-06-30
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Expires: 1982-05-29
Abstract
No abstract record available.
Inventors
- 👤 Riemenschneider Fritz
- 👤 Berger Rolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:52
CPC Classifications
B; B21; B21K; B21K27/00; B21K27/02; B21K27/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN AN AUTOMATIC DIE PRESS INCLUDING A RECIPROCATING PRESS RAM PROVIDED WITH A PLURALITY OF ALIGNED AND EQUALLY SPACED PUNCHES, AND THE SAME PLURALITY OF DIES IN OPERATIVE RELATION THERETO, THE IMPROVEMENT COMPRISING IN COMBINATION (A) FIRST DRIVING MEANS RECIPROCATING SAID RAM; (B) LIFTING MEANS FOR AT LEAST PARTIALLY RAISING SLUGS FROM SAID DIES AFTER EACH PRESSING STROKE OF SAID RAM; (C) TRANSFER MEANS RECIPROCABLE ABOVE SAID DIES IN THE DIRECTION OF THEIR ALIGNMENT, SAID TRANSFER MEANS ADAPTED TO SEIZE SLUGS LIFTED FROM THE DIES AND TO TRANSFER THE SAME IN A FORWARD MOVEMENT TO THE NEXT FOLLOWING DIE,
Claim 2
Dependent Claim
99 words
IN AN AUTOMATIC DIE PRESS INCLUDING A RECIPROCATING PRESS RAM PROVIDED WITH A PLURALITY OF ALIGNED AND EQUALLY SPACED PUNCHES, AND THE SAME PLURALITY OF DIES IN OPERATIVE RELATION THERETO, THE IMPROVEMENT COMPRISING IN COMBINATION (A) FIRST DRIVING MEANS RECIPROCATING SAID RAM; (B) LIFTING MEANS FOR AT LEAST PARTIALLY RAISING SLUGS FROM SAID DIES AFTER EACH PRESSING STROKE OF SAID RAM; (C) TRANSFER MEANS RECIPROCABLE ABOVE SAID DIES IN THE DIRECTION OF THEIR ALIGNMENT, SAID TRANSFER MEANS ADAPTED TO SEIZE SLUGS LIFTED FROM THE DIES AND TO TRANSFER THE SAME IN A FORWARD MOVEMENT TO THE NEXT FOLLOWING DIE,
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) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |