US3231099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic structural bar punching machine
Assignee: MISSISSIPPI VALLEY STRUCTURAL STEEL CO
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Filing: 1964-02-26
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Granted: 1966-01-25
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Expires: 1984-02-26
Abstract
No abstract record available.
Inventors
- 👤 Robert C Kidd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:35
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/24; B21D28/243; Y; Y10; Y10S; Y10S83/00; Y10S83/02; Y10T; Y10T83/00; Y10T83/444; Y10T83/463; Y10T83/4632
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
IN COMBINATION IN APPARATUS INCLUDING MEANS FOR TRANSPORTABLY CARRYING A STRUCTURAL BAR LONGITUDINALLY THROUGH PUNCHING MECHANISM AND MEANS FOR ADVANCING THE BAR INDESEABLY ALONG SAID TRANSPORTING MEANS, A COMBINATION BAR RELEASE AND STOP MECHANISM INCLUDING A SHAFT FOR ROCKABLE SUPPORT BY THE BAR TRANSPORTING MEANS AND CARRYING A RELEASE ARM AND STOP STRUCTURE MOVABLE INTO OPERATIVE POSITION OR INTO AN OUT OF THE WAY POSITION BY ROCKING OF SAID SHAFT SAID ARM BEING OPERATIVE TO RELEASE THE PUNCHED BAR FROM THE ADVANCING MEANS AND THE TOP STRUCTURE BEING OPERATIVE TO ENGAGE THE ADVANCING END OF THE PUNCHED BAR TO HALT ITS ADVANCING MOVEMENT AFTER THE BAR HAS BEEN RELEASE FROM THE ADVANCING MEANS.
Claim 2
Dependent Claim
113 words
IN COMBINATION IN APPARATUS INCLUDING MEANS FOR TRANSPORTABLY CARRYING A STRUCTURAL BAR LONGITUDINALLY THROUGH PUNCHING MECHANISM AND MEANS FOR ADVANCING THE BAR INDESEABLY ALONG SAID TRANSPORTING MEANS, A COMBINATION BAR RELEASE AND STOP MECHANISM INCLUDING A SHAFT FOR ROCKABLE SUPPORT BY THE BAR TRANSPORTING MEANS AND CARRYING A RELEASE ARM AND STOP STRUCTURE MOVABLE INTO OPERATIVE POSITION OR INTO AN OUT OF THE WAY POSITION BY ROCKING OF SAID SHAFT SAID ARM BEING OPERATIVE TO RELEASE THE PUNCHED BAR FROM THE ADVANCING MEANS AND THE TOP STRUCTURE BEING OPERATIVE TO ENGAGE THE ADVANCING END OF THE PUNCHED BAR TO HALT ITS ADVANCING MOVEMENT AFTER THE BAR HAS BEEN RELEASE FROM THE ADVANCING MEANS.
References Cited (Backward Citations)
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Cited
US1080793A
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US1392871A
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US1570928A
Cited
US1941117A
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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) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |