US3140614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low friction pivotal movement for transducers
Assignee: J Langham Thompson Ltd
•
Filing: 1961-01-11
•
Granted: 1964-07-14
•
Expires: 1981-01-11
Abstract
No abstract record available.
Inventors
- 👤 Willis Kenneth James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:44
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0026; Y; Y10; Y10T; Y10T403/00; Y10T403/54; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/18968; Y10T74/20; Y10T74/20576; Y10T74/20582
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A TRANSDUCER SYSTEM COMPRISING IN COMBINATION A FIXED MEMBER HAVING AN APERTURE THERETHROUGH, A MOVABLE MEMBER MOUNTED ON SAID FIXED MEMBER FOR PIVOTAL MOVEMENT WITH RESPECT THERETO, TWO SPACED PAIRS OF FLEXIBLE MEMBERS PROVIDING PIVOTAL CONNECTIONS BETWEEN SAID FIXED AND MOVABLE MEMBERS, EACH PAIR OF FLEXIBLE MEMBERS BEING CROSSED, A COUPLING MEMBER RIGIDLY ATTACHED TO SAID MOVABLE MEMBER AND PASSING SYMMETRICALLY BETWEEN SAID TWO SPACED PAIRS OF FLEXIBLE MEMBERS AND THROUGH SAID APERTURE OF SAID FIXED MEMBER TO A POINT ON THE SIDE OF THE PIVOT AXIS REMOTE FROM THE MOVABLE MEMBER, AND A FORCE-TRANMITTING MEMBER CONNECTED TO SAID COUPLING MEMBER AT AN EXTENDED PART THEREOF.
Claim 2
Dependent Claim
106 words
A TRANSDUCER SYSTEM COMPRISING IN COMBINATION A FIXED MEMBER HAVING AN APERTURE THERETHROUGH, A MOVABLE MEMBER MOUNTED ON SAID FIXED MEMBER FOR PIVOTAL MOVEMENT WITH RESPECT THERETO, TWO SPACED PAIRS OF FLEXIBLE MEMBERS PROVIDING PIVOTAL CONNECTIONS BETWEEN SAID FIXED AND MOVABLE MEMBERS, EACH PAIR OF FLEXIBLE MEMBERS BEING CROSSED, A COUPLING MEMBER RIGIDLY ATTACHED TO SAID MOVABLE MEMBER AND PASSING SYMMETRICALLY BETWEEN SAID TWO SPACED PAIRS OF FLEXIBLE MEMBERS AND THROUGH SAID APERTURE OF SAID FIXED MEMBER TO A POINT ON THE SIDE OF THE PIVOT AXIS REMOTE FROM THE MOVABLE MEMBER, AND A FORCE-TRANMITTING MEMBER CONNECTED TO SAID COUPLING MEMBER AT AN EXTENDED PART THEREOF.
References Cited (Backward Citations)
US1988527A
Cited
US2530068A
Cited
US2611659A
Cited
US2793028A
Cited
US2931994A
Cited
US2973496A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |