Patent US3371584A successfully refreshed from Google Patents.
US3371584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-combing pin type stripper for blank-forming apparatus
Assignee: Zerand Corp
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Filing: 1966-07-08
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Granted: 1968-03-05
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Expires: 1986-07-08
Abstract
No abstract record available.
Inventors
- 👤 Zernov Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:39
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/18; B26D7/1836; Y; Y10; Y10T; Y10T225/00; Y10T225/30; Y10T225/329; Y10T225/336
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
SELF-COMBINING, PIN TYPE STRIPPER MECHANISM FOR BLANK FORMING APPARATUS COMPRISING, A ROTATABLE HOLLOW CYLINDER HAVING A PLURALITY OF OPENINGS THEREIN, A BUSHING FIXED IN SAID OPENINGS AND HAVING A RADIALLY OUTER END, SAID BUSHING ALSO HAVING A BORE EXTENDING THERETHROUGH AND IN A GENERALLY RADIAL DIRECTION, A RADIALLY FIXED PIN MOUNTED IN SAID BORE IN SAID BUSHING AND HAVING A SHARPENED HEAD WHICH EXTENDS RADIALLY BEYOND THE RADIALLY OUTER END OF SAID BUSHING FOR IMPALING A BLANK SCRAP PORTION, A SLEEVE SLIDABLE IN SAID BORE AND AROUND SAID PIN FOR SLIDING BETWEEN A POSITION IN WHICH IT IS RETRACTED COMPLETELY WITHIN SAID BUSHING AND A POSITION IN WHICH IT EXTENDS RADIALLY BEYOND SAID SHARPENED HEAD OF THE PIN SO AS TO FORCE A BLANK SCRAP PORTION THEREFROM, AND MEANS WITHIN SAID HOLLOW CYLINDER FOR CAUSING SAID SLIDING MOVEMENT OF SAID SLEEVES IN TIMED RELATIONSHIP WITH ROTATION OF SAID CYLINDER.
Claim 2
Dependent Claim
149 words
SELF-COMBINING, PIN TYPE STRIPPER MECHANISM FOR BLANK FORMING APPARATUS COMPRISING, A ROTATABLE HOLLOW CYLINDER HAVING A PLURALITY OF OPENINGS THEREIN, A BUSHING FIXED IN SAID OPENINGS AND HAVING A RADIALLY OUTER END, SAID BUSHING ALSO HAVING A BORE EXTENDING THERETHROUGH AND IN A GENERALLY RADIAL DIRECTION, A RADIALLY FIXED PIN MOUNTED IN SAID BORE IN SAID BUSHING AND HAVING A SHARPENED HEAD WHICH EXTENDS RADIALLY BEYOND THE RADIALLY OUTER END OF SAID BUSHING FOR IMPALING A BLANK SCRAP PORTION, A SLEEVE SLIDABLE IN SAID BORE AND AROUND SAID PIN FOR SLIDING BETWEEN A POSITION IN WHICH IT IS RETRACTED COMPLETELY WITHIN SAID BUSHING AND A POSITION IN WHICH IT EXTENDS RADIALLY BEYOND SAID SHARPENED HEAD OF THE PIN SO AS TO FORCE A BLANK SCRAP PORTION THEREFROM, AND MEANS WITHIN SAID HOLLOW CYLINDER FOR CAUSING SAID SLIDING MOVEMENT OF SAID SLEEVES IN TIMED RELATIONSHIP WITH ROTATION OF SAID CYLINDER.
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) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |