US3259142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Actuator mechanism
Assignee: Liquid Controls Corp
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Filing: 1962-12-05
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Granted: 1966-07-05
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Expires: 1982-12-05
Abstract
No abstract record available.
Inventors
- 👤 George B Richards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:06
CPC Classifications
G; G05; G05D; G05D9/00; G05D9/02; F; F16; F16K; F16K31/00; F16K31/12; F16K31/18; Y; Y10; Y10S; Y10S251/00; Y10S251/901; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3084; Y10T137/309; Y10T137/3099; Y10T137/7287; Y10T137/7358; Y10T137/7439; Y10T137/7494; Y10T137/8593; Y10T137/87265; Y10T137/8741; Y10T137/87434
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
AN ACUTATOR MECHANISM COMPRISING MEANS PROVIDING A SET OF FACES OPPOSED RELATIVELY TO AN AXIS, AN ACTUATOR MOVABLE ALONG SAID AXIS AND A PLURALITY OF NORMALLY FLAT RESILIENT STRIP MEMBERS, SAID STRIP MEMBERS HAVING FIRST PORTIONS SECURED TO SAID MEANS ADJACENT THE FACES, RESPECTIVELY, AND SECOND PORTIONS SECURED TO SAID ACTUATOR, SAID FIRST AND SECOND PORTIONS OF EACH STRIP MEMBER BEING SPACED APART BY A THIRD AND INTERMEDIATE PORTION WHICH IS FREE AND MAINTAINED IN BOWED SHAPE, EACH STRIP MEMBER HAVING AT EACH OF VARIOUS PORTIONS ALONG THE LENGTH OF THE INTERMEDIATE PORTION A DIFFERENT RESISTANCE TO BENDING STRESS, EACH OF SAID STRIP MEMBERS BEING BENT BACK UPON ITSELF AND BEING OF SUFFICIENT LENGTH SO IT FORMS TWO GENERALLY OPPOSED PORTIONS, ONE LYING AGAINST THE CORRESPONDING FACE WHEREBY EACH OF THE STRIP MEMBERS EXERTS A FORCE ON THE FACE WITH WHICH IT COOPERATES AND SAID STRIP MEMBERS POSITION THE ACTUATOR ON THE AXIS FOR MOVEMENT THEREALONG BETWEEN A FIRST POSITION WHEREIN SAID STRIP MEMBERS LIE AGAINST THE CORRESPONDING FACES TO A PREDETERMINED EXTENT AND A SECOND POSITION WHEREIN SAID STRIP MEMBERS LIE AGAINST SAID FACES TO A LESSER EXTENT.
Claim 2
Dependent Claim
189 words
AN ACUTATOR MECHANISM COMPRISING MEANS PROVIDING A SET OF FACES OPPOSED RELATIVELY TO AN AXIS, AN ACTUATOR MOVABLE ALONG SAID AXIS AND A PLURALITY OF NORMALLY FLAT RESILIENT STRIP MEMBERS, SAID STRIP MEMBERS HAVING FIRST PORTIONS SECURED TO SAID MEANS ADJACENT THE FACES, RESPECTIVELY, AND SECOND PORTIONS SECURED TO SAID ACTUATOR, SAID FIRST AND SECOND PORTIONS OF EACH STRIP MEMBER BEING SPACED APART BY A THIRD AND INTERMEDIATE PORTION WHICH IS FREE AND MAINTAINED IN BOWED SHAPE, EACH STRIP MEMBER HAVING AT EACH OF VARIOUS PORTIONS ALONG THE LENGTH OF THE INTERMEDIATE PORTION A DIFFERENT RESISTANCE TO BENDING STRESS, EACH OF SAID STRIP MEMBERS BEING BENT BACK UPON ITSELF AND BEING OF SUFFICIENT LENGTH SO IT FORMS TWO GENERALLY OPPOSED PORTIONS, ONE LYING AGAINST THE CORRESPONDING FACE WHEREBY EACH OF THE STRIP MEMBERS EXERTS A FORCE ON THE FACE WITH WHICH IT COOPERATES AND SAID STRIP MEMBERS POSITION THE ACTUATOR ON THE AXIS FOR MOVEMENT THEREALONG BETWEEN A FIRST POSITION WHEREIN SAID STRIP MEMBERS LIE AGAINST THE CORRESPONDING FACES TO A PREDETERMINED EXTENT AND A SECOND POSITION WHEREIN SAID STRIP MEMBERS LIE AGAINST SAID FACES TO A LESSER EXTENT.
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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |