US3333447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety stop block
Assignee: Motors Liquidation Co
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Filing: 1965-06-24
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Granted: 1967-08-01
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Expires: 1985-06-24
Abstract
No abstract record available.
Inventors
- 👤 Samuel W Alspaugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:20
CPC Classifications
B; B21; B21D; B21D55/00; B30; B30B; B30B15/00; B30B15/28; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8696; Y10T83/8699
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A SAFETY BLOCK ASSEMBLY FOR ASSOCIATION WITH PUNCH PRESSES HAVING A DIE SET INCLUDING A FIXED MEMBER AND A MOVABLE MEMBER COMPRISING, A FIRST BLOCK MEMBER, A SECOND BLOCK MEMBER SLIDABLY SUPPORTED WITHIN SAID FIRST BLOCK MEMBER, SAID BLOCK MEMBERS FORMING AN INTERIOR SPACE THEREBETWEEN, A MASS OF EXTRUDIBLE MATERIAL IN SAID SPACE SUPPORTING A PORTION OF ONE OF SAID BLOCK MEMBERS, SAID FIRST AND SECOND BLOCK MEMBER BEING LOCATED BY SAID MASS FOR FORMING A FEELER GAUGE SPACE FOR INDICATING A PROPER SETUP BETWEEN THE FIXED AND MOVABLE MEMBERS OF AN ASSOCIATED DIE SET, ONE OF SAID BLOCK MEMBERS BEING MOVABLE WITH RESPECT TO THE OTHER OF SAID BLOCK MEM-
Claim 2
Dependent Claim
111 words
A SAFETY BLOCK ASSEMBLY FOR ASSOCIATION WITH PUNCH PRESSES HAVING A DIE SET INCLUDING A FIXED MEMBER AND A MOVABLE MEMBER COMPRISING, A FIRST BLOCK MEMBER, A SECOND BLOCK MEMBER SLIDABLY SUPPORTED WITHIN SAID FIRST BLOCK MEMBER, SAID BLOCK MEMBERS FORMING AN INTERIOR SPACE THEREBETWEEN, A MASS OF EXTRUDIBLE MATERIAL IN SAID SPACE SUPPORTING A PORTION OF ONE OF SAID BLOCK MEMBERS, SAID FIRST AND SECOND BLOCK MEMBER BEING LOCATED BY SAID MASS FOR FORMING A FEELER GAUGE SPACE FOR INDICATING A PROPER SETUP BETWEEN THE FIXED AND MOVABLE MEMBERS OF AN ASSOCIATED DIE SET, ONE OF SAID BLOCK MEMBERS BEING MOVABLE WITH RESPECT TO THE OTHER OF SAID BLOCK MEM-
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) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |