Patent US3212430A successfully refreshed from Google Patents.
US3212430A
Expired / Lapsed
US
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Sliding bolster press
Assignee: Nidec Minster Corp
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Filing: 1963-08-30
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Granted: 1965-10-19
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Expires: 1983-08-30
Abstract
No abstract record available.
Inventors
- 👤 Clements Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:18
CPC Classifications
B; B21; B21D; B21D37/00; B21D37/14; Y; Y10; Y10S; Y10S100/00; Y10S100/918; Y10T; Y10T83/00; Y10T83/869; Y10T83/8696; Y10T83/87; Y10T83/8748
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
175 words
THE METHOD OF AUTOMATICALLY ADJUSTING THE POSITION OF A RECIPROCATING SLIDE IN A SLIDING BOLSTER PRESS RELATIVE TO THE SLIDE ACTUATING MEANS OF THE PRESS TO WHICH THE SLIDE IS CONNECTED TO BRING THE RANGE OF RECIPROCATION OF THE SLIDE INTO CONFORMITY WITH THE HEIGHT OF A DIE SET ON THE PRESS BOLSTER COMPRISING THE STEPS OF: PLACING A DIE SET ON THE BOLSTER AND ANCHORING THE PORTION OF THE DIE SET ADJACENT THE BOLSTER TO THE BOLSTER, ADJUSTING SAID SLIDE ACTUATING MEANS TO MAXIMIZE THE DISTANCE BETWEEN THE SLIDE AND THE SURFACE OF THE BOLSTER, ADVANCING THE BOLSTER TOWARDS WORKING POSITION, MOMENTARILY STOPPING THE BOLSTER BEFORE IT REACHES WORKING POSITION, DETECTING THE DISTANCE BETWEEN THE SURFACE OF THE SAID DIE SET WHICH IS REMOTE FROM THE BOLSTER AND A FIXED POINT ON THE PRESS, ADJUSTING THE SLIDE RELATIVE TO THE SLIDE ACTUATING MEANS IN CONFORMITY WITH THE DETECTED INFORMATION, ADVANCING AND LOCKING THE BOLSTER IN WORKING POSITION, AND ANCHORING THE OTHER PORTION OF THE DIE SET WHICH IS ADJACENT THE SLIDE TO THE SLIDE.
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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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |