Patent US3102832A successfully refreshed from Google Patents.
Patent US3311297A successfully refreshed from Google Patents.
US3311297A
Expired / Lapsed
US
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Selective punching mechanism
Assignee: Unisys Corp
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Filing: 1965-04-06
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Granted: 1967-03-28
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Expires: 1985-04-06
Abstract
No abstract record available.
Inventors
- 👤 Robert G Williamson
- 👤 Edwin R Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:28
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/02; B26F1/04; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8759; Y10T83/8761
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
203 words
IN A SELECTIVE PUNCHING MECHANISM HAVING A PUNCHING MEMBER MOVABLE WITHIN A GUIDE MEANS AND A CYLICALLY OPERATED PUNCH DRIVE MEANS FOR TRANSMITTING MOTION TO SAID PUNCHING MEMBER THROUGH A SELECTIVELY INSERTED INTERPOSER SO THAT SAID PUNCHING MEMBER MOVES FROM A NEUTRAL POSITION TO A PUNCHING POSITION WHEN SAID INTERPOSER MEMBER IS INSERTED BETWEEN SAID PUNCH DRIVE MEANS AND SAID PUNCHING MEMBER THE COMBINATION COMPRISING: AND INTERPOSER DRIVE MEMBER; A FLUID DRIVE MEANS FOR DRIVING SAID INTERPOSER DRIVE MEMBER FROM A FIRST POSITION TO A SECOND POSITION AND BACK TO SAID FIRST POSITION WHEN SAID PUNCHING MEMBER IS IN SAID NEUTRAL POSITION; AN INTERPOSER MEMBER LOCATED IN THE PATH OF SAID INTERPOSER DRIVE MEMBER AND MOVABLE WITH SAID INTERPOSER DRIVE MEANS, SAID INTERPOSER DRIVE MEMBER BEING ADAPTED TO INSERT SAID INTERPOSER BETWEEN SAID PUNCHING MEMBER AND SAID DRIVE MEANS WHEN SAID PUNCH MEMBER IS IN SAID NEUTRAL POSITION; AND MEANS FOR CAUSING AN ADHERENCE BETWEEN SAID INTERPOSING MEMBER AND SAID INTERPOSER DRIVE MEMBER THAT IS SUFFICIENT TO CAUSE SAID INTERPOSER MEMBER TO FOLLOW SAID INTERPOSER DRIVE MEMBER BACK TO SAID FIRST POSITION BUT INSUFFICIENT TO RESIST MOTION OF SAID PUNCH DRIVE MEANS AS IT MOVES FROM SAID NEUTRAL POSITION TO SAID PUNCHING POSITION.
Claim 2
Dependent Claim
203 words
IN A SELECTIVE PUNCHING MECHANISM HAVING A PUNCHING MEMBER MOVABLE WITHIN A GUIDE MEANS AND A CYLICALLY OPERATED PUNCH DRIVE MEANS FOR TRANSMITTING MOTION TO SAID PUNCHING MEMBER THROUGH A SELECTIVELY INSERTED INTERPOSER SO THAT SAID PUNCHING MEMBER MOVES FROM A NEUTRAL POSITION TO A PUNCHING POSITION WHEN SAID INTERPOSER MEMBER IS INSERTED BETWEEN SAID PUNCH DRIVE MEANS AND SAID PUNCHING MEMBER THE COMBINATION COMPRISING: AND INTERPOSER DRIVE MEMBER; A FLUID DRIVE MEANS FOR DRIVING SAID INTERPOSER DRIVE MEMBER FROM A FIRST POSITION TO A SECOND POSITION AND BACK TO SAID FIRST POSITION WHEN SAID PUNCHING MEMBER IS IN SAID NEUTRAL POSITION; AN INTERPOSER MEMBER LOCATED IN THE PATH OF SAID INTERPOSER DRIVE MEMBER AND MOVABLE WITH SAID INTERPOSER DRIVE MEANS, SAID INTERPOSER DRIVE MEMBER BEING ADAPTED TO INSERT SAID INTERPOSER BETWEEN SAID PUNCHING MEMBER AND SAID DRIVE MEANS WHEN SAID PUNCH MEMBER IS IN SAID NEUTRAL POSITION; AND MEANS FOR CAUSING AN ADHERENCE BETWEEN SAID INTERPOSING MEMBER AND SAID INTERPOSER DRIVE MEMBER THAT IS SUFFICIENT TO CAUSE SAID INTERPOSER MEMBER TO FOLLOW SAID INTERPOSER DRIVE MEMBER BACK TO SAID FIRST POSITION BUT INSUFFICIENT TO RESIST MOTION OF SAID PUNCH DRIVE MEANS AS IT MOVES FROM SAID NEUTRAL POSITION TO SAID PUNCHING POSITION.
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) | 1970-03-27 | 1970-09-26 | 1971-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-27 | 1974-09-26 | 1975-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-27 | 1978-09-26 | 1979-03-28 | $7700.00 | Window Closed / Lapsed |