US3089376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic punch holder and die holder assembly
Assignee: Individual
•
Filing: 1959-01-30
•
Granted: 1963-05-14
•
Expires: 1979-01-30
Abstract
No abstract record available.
Inventors
- 👤 Lawrence V Whistler
- 👤 Jr Lawrence V Whistler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:18
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/24; B21D28/34; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8821; Y10T83/8828; Y10T83/883; Y10T83/8867; Y10T83/8868; Y10T83/889; Y10T83/929; Y10T83/9457; Y10T83/9459; Y10T83/9473; Y10T83/9476; Y10T83/9483
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
IN A PUNCH AND DIE ASSEMBLY, A DIE SHOE, A PUNCH SHOE SPACED FROM SAID DIE SHOE, A PUNCH-HOLDER MAGNETCALLY ADHERED TO SAID PUNCH SHOE AND HAVING A PUNCH, A DIE HOLDER SUPPORTED BY SAID DIE SHOE AND HAVING A DIE AXIALLY ALIGNED WITH AND ADAPTED TO RECEIVE SAID PUNCH, SAID PUNCH HOLDER AND SAID DIE HOLDER BEING ADJUSTABLE TO ENABLE THE PUNCH AND DIE OF SAID HOLDERS TO BE AXIALLY ALIGNED, SAID DIE HOLDER INCLUDING MEANS FOR ENGAGING A DIE TEMPLET AND PREVENTING THE DIE HOLDER FROM TURNING DURING OPERATION, SAID MEANS FOR PREVENTING TURNING OF THE DIE HOLDER COMPRISING A PIN MEMBER HAVING A SHARPENED UPPER END PORTION, MEANS RESILIENTLY URGING SAID PIN UPWARDLY FOR CONTINUOUSLY ENGAGING AN ASSOCIATED DIE TEMPLATE AND SAID DIE BEING ADAPTED TO FIT SNUGLY WITHIN AN OPENING FORMED IN THE ASSOCIATED DIE TEMPLATE WHEREBY INTERACTION OF THE PIN MEMBER AND DIE WITH AN ASSOCIATED DIE TEMPLATE PREVENTS TURNING OF THE DIE HOLDER.
Claim 2
Dependent Claim
159 words
IN A PUNCH AND DIE ASSEMBLY, A DIE SHOE, A PUNCH SHOE SPACED FROM SAID DIE SHOE, A PUNCH-HOLDER MAGNETCALLY ADHERED TO SAID PUNCH SHOE AND HAVING A PUNCH, A DIE HOLDER SUPPORTED BY SAID DIE SHOE AND HAVING A DIE AXIALLY ALIGNED WITH AND ADAPTED TO RECEIVE SAID PUNCH, SAID PUNCH HOLDER AND SAID DIE HOLDER BEING ADJUSTABLE TO ENABLE THE PUNCH AND DIE OF SAID HOLDERS TO BE AXIALLY ALIGNED, SAID DIE HOLDER INCLUDING MEANS FOR ENGAGING A DIE TEMPLET AND PREVENTING THE DIE HOLDER FROM TURNING DURING OPERATION, SAID MEANS FOR PREVENTING TURNING OF THE DIE HOLDER COMPRISING A PIN MEMBER HAVING A SHARPENED UPPER END PORTION, MEANS RESILIENTLY URGING SAID PIN UPWARDLY FOR CONTINUOUSLY ENGAGING AN ASSOCIATED DIE TEMPLATE AND SAID DIE BEING ADAPTED TO FIT SNUGLY WITHIN AN OPENING FORMED IN THE ASSOCIATED DIE TEMPLATE WHEREBY INTERACTION OF THE PIN MEMBER AND DIE WITH AN ASSOCIATED DIE TEMPLATE PREVENTS TURNING OF THE DIE HOLDER.
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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) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |