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Patent US3405581A successfully refreshed from Google Patents.
US3405581A
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US
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Heavy duty punching machine with carriage means to support and move tool holder transversely of machine
Assignee: Houdaille Industries Inc
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Filing: 1966-10-24
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Granted: 1968-10-15
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Expires: 1986-10-24
Abstract
No abstract record available.
Inventors
- 👤 Krynytzky Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:25
CPC Classifications
B; B21; B21D; B21D28/00; B21D37/00; B21D37/14; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8748
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A PUNCHING MACHINE, COMPRISING IN COMBINATION: (A) A C-SHAPED FRAME INCLUDING AN UPPER ARM EXTENDING IN A HORIZONTAL DIRECTION, AND OVERLYING A LOWER ARM HAVING MEANS FOR SUPPORTING A DIE; (B) A DRIVEN RAM CARRIED BY SAID UPPER ARM FOR VERTICAL RECIPROCATION; (C) A TOOL SUPPORT HOLDER RELEASABLY FIXEDLY SECURED TO SAID UPPER ARM AND ARRANGED TO SUPPORT A RECIPROCABLE PUNCH IN AN OPERATING POSITION TO BE DRIVEN BY SAID RAM FOR COOPERATING WITH SAID DIE; AND (D) A CARRIAGE ASSEMBLY SUPPORTED BY SAID UPPER ARM FOR MOVEMENT IN SAID HORIZONTAL DIRECTION, SAID CARRIAGE ASSEMBLY INCLUDING MEANS FOR TEMPORARILY SUPPORTING SAID TOOL SUPPORT HOLDER, BY WHICH SAID HOLDER
Claim 2
Dependent Claim
108 words
A PUNCHING MACHINE, COMPRISING IN COMBINATION: (A) A C-SHAPED FRAME INCLUDING AN UPPER ARM EXTENDING IN A HORIZONTAL DIRECTION, AND OVERLYING A LOWER ARM HAVING MEANS FOR SUPPORTING A DIE; (B) A DRIVEN RAM CARRIED BY SAID UPPER ARM FOR VERTICAL RECIPROCATION; (C) A TOOL SUPPORT HOLDER RELEASABLY FIXEDLY SECURED TO SAID UPPER ARM AND ARRANGED TO SUPPORT A RECIPROCABLE PUNCH IN AN OPERATING POSITION TO BE DRIVEN BY SAID RAM FOR COOPERATING WITH SAID DIE; AND (D) A CARRIAGE ASSEMBLY SUPPORTED BY SAID UPPER ARM FOR MOVEMENT IN SAID HORIZONTAL DIRECTION, SAID CARRIAGE ASSEMBLY INCLUDING MEANS FOR TEMPORARILY SUPPORTING SAID TOOL SUPPORT HOLDER, BY WHICH SAID HOLDER
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) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |