Patent US3130826A successfully refreshed from Google Patents.
US3130826A
Expired / Lapsed
US
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Limited-rotation unidirectional drive
Assignee: United Gas Corp
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Filing: 1962-10-12
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Granted: 1964-04-28
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Expires: 1982-10-12
Abstract
No abstract record available.
Inventors
- 👤 John R Davis
- 👤 John E Whatley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:31
CPC Classifications
H; H01; H01H; H01H21/00; H01H21/02; F; F16; F16D; F16D41/00; F16D41/12; H01H21/18; H01H21/36; H01H21/50; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20474; Y10T74/20576; Y10T74/20636; Y10T74/20642; Y10T74/20924
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A LATCHING ONE-TURN UNIDIRECTIONAL DRIVE INCLUDING A DRIVEN MEMBER AND A DRIVING SLEEVE MEMBER MOUNTED ROTATABLE AROUND SAID DRIVEN MEMBER, A UNIDIRECTIONAL DRIVE MEANS FOR CONNECTING TOGETHER SAID DRIVING AND DRIVEN MEMBERS FOR ONE-DIRECTION DRIVE ONLY, MEANS INCLUDING A LATCH ELEMENT ENGAGEABLE WITH SAID DRIVEN MEMBER FOR LATCHING SAID DRIVE, MEANS ON SAID DRIVING MEMBER FOR RELEASING SAID LATCH ELEMENT, AND MEANS OPERABLE ON RELEASE OF SAID LATCH ELEMENT FOR PROVIDING AN ANGULAR ADVANCE OF SAID DRIVEN MEMBER IN THE DIRECTION OF SAID ONE-DIRECTION DRIVE WHEREBY SAID DRIVEN MEMBER IS DISPLACED RELATIVE TO SAID LATCH ELEMENT INTO NONLATCHING RELATIONSHIP AND UNTIL SAID DRIVEN MEMBER HAS BEEN ADVANCED ONE TURN BY SAID DRIVING MEMBER WHEREUPON SAID LATCH ELEMENT REENGAGES SAID DRIVEN MEMBER AND AGAIN LATCHES IT AGAINST ROTATION.
Claim 2
Dependent Claim
127 words
A LATCHING ONE-TURN UNIDIRECTIONAL DRIVE INCLUDING A DRIVEN MEMBER AND A DRIVING SLEEVE MEMBER MOUNTED ROTATABLE AROUND SAID DRIVEN MEMBER, A UNIDIRECTIONAL DRIVE MEANS FOR CONNECTING TOGETHER SAID DRIVING AND DRIVEN MEMBERS FOR ONE-DIRECTION DRIVE ONLY, MEANS INCLUDING A LATCH ELEMENT ENGAGEABLE WITH SAID DRIVEN MEMBER FOR LATCHING SAID DRIVE, MEANS ON SAID DRIVING MEMBER FOR RELEASING SAID LATCH ELEMENT, AND MEANS OPERABLE ON RELEASE OF SAID LATCH ELEMENT FOR PROVIDING AN ANGULAR ADVANCE OF SAID DRIVEN MEMBER IN THE DIRECTION OF SAID ONE-DIRECTION DRIVE WHEREBY SAID DRIVEN MEMBER IS DISPLACED RELATIVE TO SAID LATCH ELEMENT INTO NONLATCHING RELATIONSHIP AND UNTIL SAID DRIVEN MEMBER HAS BEEN ADVANCED ONE TURN BY SAID DRIVING MEMBER WHEREUPON SAID LATCH ELEMENT REENGAGES SAID DRIVEN MEMBER AND AGAIN LATCHES IT AGAINST ROTATION.
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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) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |