US3204478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch actuator
Assignee: American Electronics Inc
•
Filing: 1963-06-17
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Granted: 1965-09-07
•
Expires: 1983-06-17
Abstract
No abstract record available.
Inventors
- 👤 George W Thelin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:53
CPC Classifications
F; F16; F16D; F16D13/00; F16D13/08; G; G05; G05G; G05G19/00; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/19484; Y10T74/19488; Y10T74/19535
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
IN AN ELECTRO-MECHANICAL ACTUATOR ASSEMBLY HAVING AN OUTPUT SHAFT: A UNI-DIRECTIONAL PRIME MOVER POWER MEANS, A FIRST POWER TRAIN FROM SAID PRIME MOVER TO SAID OUTPUT SHAFT OPERABLE TO DRIVE SAID OUTPUT SHAFT IN A FIRST ROTATIONAL DIRECTION, A FIRST CLUTCH IN SAID FIRST POWER TRAIN; A SECOND POWER TRAIN FROM SAID PRIME MOVER TO SAID OUTPUT SHAFT OPERABLE TO DRIVE SAID OUTPUT SHAFT IN A SECOND ROTATIONAL DIRECTION, A SECOND CLUTCH IN SAID SECOND POWER TRAIN; CONTROL MEANS TO SELECTIVELY ACTIVATE SAID FIRST AND SECOND CLUTCHES TO CONTROL THE DIRECTION OF ROTATION OF SAID OUTPUT SHAFT; AND A MECHANICAL DRIVE LINKAGE MEANS FOR DRIVING SAID FIRST AND SECOND CLUTCH TO A DISCONNECT CONDITION, AND MEANS CARRIED BY SAID SHAFT FOR OPERATING SAID LINKAGE MEANS TO DE-ACTIVATE SAID FIRST CLUTCH UPON ROTATION OF SAID SHAFT TO A LIMIT POSITION IN A FIRST ROTATIONAL DIRECTION, AND FOR OPERATING SAID LINKAGE MEANS TO DE-ACTIVATE SAID SECOND CLUTCH UPON ROTATION OF SAID SHAFT TO A LIMIT POSITION IN A SECOND ROTATIONAL DIRECTION.
Claim 2
Dependent Claim
169 words
IN AN ELECTRO-MECHANICAL ACTUATOR ASSEMBLY HAVING AN OUTPUT SHAFT: A UNI-DIRECTIONAL PRIME MOVER POWER MEANS, A FIRST POWER TRAIN FROM SAID PRIME MOVER TO SAID OUTPUT SHAFT OPERABLE TO DRIVE SAID OUTPUT SHAFT IN A FIRST ROTATIONAL DIRECTION, A FIRST CLUTCH IN SAID FIRST POWER TRAIN; A SECOND POWER TRAIN FROM SAID PRIME MOVER TO SAID OUTPUT SHAFT OPERABLE TO DRIVE SAID OUTPUT SHAFT IN A SECOND ROTATIONAL DIRECTION, A SECOND CLUTCH IN SAID SECOND POWER TRAIN; CONTROL MEANS TO SELECTIVELY ACTIVATE SAID FIRST AND SECOND CLUTCHES TO CONTROL THE DIRECTION OF ROTATION OF SAID OUTPUT SHAFT; AND A MECHANICAL DRIVE LINKAGE MEANS FOR DRIVING SAID FIRST AND SECOND CLUTCH TO A DISCONNECT CONDITION, AND MEANS CARRIED BY SAID SHAFT FOR OPERATING SAID LINKAGE MEANS TO DE-ACTIVATE SAID FIRST CLUTCH UPON ROTATION OF SAID SHAFT TO A LIMIT POSITION IN A FIRST ROTATIONAL DIRECTION, AND FOR OPERATING SAID LINKAGE MEANS TO DE-ACTIVATE SAID SECOND CLUTCH UPON ROTATION OF SAID SHAFT TO A LIMIT POSITION IN A SECOND ROTATIONAL DIRECTION.
References Cited (Backward Citations)
US1814424A
Cited
US2052961A
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US2171715A
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US2475432A
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US2523151A
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US2622450A
Cited
US2643749A
Cited
US2652134A
Cited
US2669331A
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US2825236A
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US2778238A
Cited
US2833383A
Cited
US2836085A
Cited
US2872828A
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US2977812A
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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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |