Patent US3326340A successfully refreshed from Google Patents.
US3326340A
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US
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One-way locking or braking device
Assignee: Individual
•
Filing: 1965-08-16
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Granted: 1967-06-20
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Expires: 1985-08-16
Abstract
No abstract record available.
Inventors
- 👤 Popper Jakhin Boas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:13
CPC Classifications
F; F16; F16H; F16H25/00; F16H25/04; F16H25/06; B; B66; B66D; B66D1/00; B66D1/02; B66D1/04; B66D1/06; F16H25/18; F16H25/20; F16H25/22; F16H25/2204; F16H25/24; F16H25/2454; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/1836; Y10T74/18568; Y10T74/18576; Y10T74/18704
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A ONE-WAY LOCKING DEVICE COMPRISING A FIXED MEMBER HAVING A CYLINDRICAL SECTION WITH A SCREW THREAD OF LEAD ANGLE A AND PITCH RADIUS RA; A ROTATING MEMBER ROTATABLY MOUNTED COAXIALLY ON SAID FIXED MEMBER AND HAVING A CYLINDRICAL SECTION WITH A SECOND SCREW THREAD OF LEAD ANGLE B AND PITCH RADIUS RB; MEANS FOR CONSTRAINING SAID ROTATING MEMBER IN THE AXIAL DIRECTION; AND A SECOND ROTATING MEMBER HAVING TWO CYLINDRICAL SECTIONS, WITH THE FIRST CYLINDRICAL SECTION CONTAINING A SCREW THREAD IN THREADED ENGAGEMENT WITH THE SCREW THREADED OF SAID FIXED MEMBER, AND THE SECOND CYLINDRICAL SECTION CONTAINING A SCREW THREAD IN THREADED ENGAGEMENT WITH THE SCREW THREAD OF SAID FIRST ROTATING MEMBER.
Claim 2
Dependent Claim
112 words
A ONE-WAY LOCKING DEVICE COMPRISING A FIXED MEMBER HAVING A CYLINDRICAL SECTION WITH A SCREW THREAD OF LEAD ANGLE A AND PITCH RADIUS RA; A ROTATING MEMBER ROTATABLY MOUNTED COAXIALLY ON SAID FIXED MEMBER AND HAVING A CYLINDRICAL SECTION WITH A SECOND SCREW THREAD OF LEAD ANGLE B AND PITCH RADIUS RB; MEANS FOR CONSTRAINING SAID ROTATING MEMBER IN THE AXIAL DIRECTION; AND A SECOND ROTATING MEMBER HAVING TWO CYLINDRICAL SECTIONS, WITH THE FIRST CYLINDRICAL SECTION CONTAINING A SCREW THREAD IN THREADED ENGAGEMENT WITH THE SCREW THREADED OF SAID FIXED MEMBER, AND THE SECOND CYLINDRICAL SECTION CONTAINING A SCREW THREAD IN THREADED ENGAGEMENT WITH THE SCREW THREAD OF SAID FIRST ROTATING MEMBER.
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) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |