US3335657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Press with sliding bolster and die clamp
Assignee: MINSTER MACHINE CO
•
Filing: 1966-05-26
•
Granted: 1967-08-15
•
Expires: 1986-05-26
Abstract
No abstract record available.
Inventors
- 👤 Clements Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:31
CPC Classifications
B; B21; B21D; B21D37/00; B21D37/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
THE METHOD OF ADJUSTING THE OPERATIVE LENGTH OF AN ADJUSTABLE CONNECTING ROD WHICH OPERATES A SLIDE ON A PRESS IN ACCORDANCE WITH THE HEIGHT OF A DIE SET MOUNTED ON A MOVABLE BOLSTER IN SAID PRESS, COMPRISING THE STEPS OF: (A) MOUNTING A DIE SET ON A MOVABLE BOLSTER; (B) MOVING THE BOLSTER AND MOUNTED DIE SET TOWARD ITS WORKING POSITION IN THE PRESS; (C) DETECTING THE HEIGHT OF THE DIE SET RELATIVE TO A REFERENCE LEVEL OF THE PRESS AT A PREDETERMINED INTERMEDIATE POINT ADJACENT THE WORKING POSITION IN THE MOVEMENT OF THE BOLSTER AND DIE SET TOWARD ITS WORKING POSITION; (D) ADJUSTING THE OPERATIVE LENGTH OF THE CONNECTING ROD, AND THEREBY THE OPERATIVE STROKE OF THE SLIDE, AS A FUNCTION OF THE DETECTED HEIGHT OF THE DIE SET RELATIVE TO SUCH REFERENCE LEVEL; (E) OPERATING THE SLIDE TO ITS STROKE POSITION; (F) AND CONNECTING THE OPERATED SLIDE TO THE UPPER PORTION OF THE DIE SET.
Claim 2
Independent Claim
157 words
THE METHOD OF ADJUSTING THE OPERATIVE LENGTH OF AN ADJUSTABLE CONNECTING ROD WHICH OPERATES A SLIDE ON A PRESS IN ACCORDANCE WITH THE HEIGHT OF A DIE SET MOUNTED ON A MOVABLE BOLSTER IN SAID PRESS, COMPRISING THE STEPS OF: (A) MOUNTING A DIE SET ON A MOVABLE BOLSTER; (B) MOVING THE BOLSTER AND MOUNTED DIE SET TOWARD ITS WORKING POSITION IN THE PRESS; (C) DETECTING THE HEIGHT OF THE DIE SET RELATIVE TO A REFERENCE LEVEL OF THE PRESS AT A PREDETERMINED INTERMEDIATE POINT ADJACENT THE WORKING POSITION IN THE MOVEMENT OF THE BOLSTER AND DIE SET TOWARD ITS WORKING POSITION; (D) ADJUSTING THE OPERATIVE LENGTH OF THE CONNECTING ROD, AND THEREBY THE OPERATIVE STROKE OF THE SLIDE, AS A FUNCTION OF THE DETECTED HEIGHT OF THE DIE SET RELATIVE TO SUCH REFERENCE LEVEL; (E) OPERATING THE SLIDE TO ITS STROKE POSITION; (F) AND CONNECTING THE OPERATED SLIDE TO THE UPPER PORTION OF THE DIE SET.
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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) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |