US3234829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steady rest
Assignee: Seneca Falls Machine Co
•
Filing: 1963-04-11
•
Granted: 1966-02-15
•
Expires: 1983-04-11
Abstract
No abstract record available.
Inventors
- 👤 Arthur S Dinsmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:06
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/72; B23Q1/76; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2593; Y10T82/2597
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
IN A STEADY REST FOR LATHES AND SIMILAR MACHINE TOOLS, A SET OF THREE WORK-ENGAGING MEMBERS SPACED ABOUT A WORK AXIS, THREE ROCK ARMS HAVING RELATIVELY FIXED PIVOTS, SAID WORK-ENGAGING MEMBERS BEING CARRIED BY SAID ROCK ARMS AT SUBSTANTIALLY EQUAL DISTANCES FROM SAID PIVOT TO MOVE TOWARD AND AWAY FROM SAID WORK AXIS ALONG SUBSTANTIALLY IDENTICAL ARCS, OPERATING MEANS, FIRST LINK MEANS BETWEEN SAID OPERATING MEANS AND ONE OF SAID ARMS, THE OTHER TWO ROCK ARMS HAVING OPERATING ARMS MOVABLE THEREWITH, AND SECOND LINK MEANS INDEPENDENTLY LINKING SAID OPERATING MEANS AND SAID TWO OPERATING ARMS, SAID ONE ROCK ARM AND SAID OPERATING ARMS EXTENDING FROM SAID PIVOTS AT SUBSTANTIALLY THE SAME ANGLE AND SAID FIRST AND SECOND LINK MEANS CONNECTED TO THE ASSOCIATED
Claim 2
Dependent Claim
123 words
IN A STEADY REST FOR LATHES AND SIMILAR MACHINE TOOLS, A SET OF THREE WORK-ENGAGING MEMBERS SPACED ABOUT A WORK AXIS, THREE ROCK ARMS HAVING RELATIVELY FIXED PIVOTS, SAID WORK-ENGAGING MEMBERS BEING CARRIED BY SAID ROCK ARMS AT SUBSTANTIALLY EQUAL DISTANCES FROM SAID PIVOT TO MOVE TOWARD AND AWAY FROM SAID WORK AXIS ALONG SUBSTANTIALLY IDENTICAL ARCS, OPERATING MEANS, FIRST LINK MEANS BETWEEN SAID OPERATING MEANS AND ONE OF SAID ARMS, THE OTHER TWO ROCK ARMS HAVING OPERATING ARMS MOVABLE THEREWITH, AND SECOND LINK MEANS INDEPENDENTLY LINKING SAID OPERATING MEANS AND SAID TWO OPERATING ARMS, SAID ONE ROCK ARM AND SAID OPERATING ARMS EXTENDING FROM SAID PIVOTS AT SUBSTANTIALLY THE SAME ANGLE AND SAID FIRST AND SECOND LINK MEANS CONNECTED TO THE ASSOCIATED
References Cited (Backward Citations)
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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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |