Patent US3334521A successfully refreshed from Google Patents.
US3334521A
Expired / Lapsed
US
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Control mechanism
Assignee: General Electric Co
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Filing: 1966-05-27
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Granted: 1967-08-08
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Expires: 1986-05-27
Abstract
No abstract record available.
Inventors
- 👤 Howard B Kast
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:30
CPC Classifications
F; F01; F01D; F01D17/00; F01D17/10; F01D17/12; F01D17/14; F01D17/16; F01D17/162; F04; F04D; F04D29/00; F04D29/40; F04D29/52; F04D29/54; F04D29/56; F04D29/563; G; G05; G05G; G05G5/00; G05G5/06; G05G2700/00; G05G2700/04; G05G2700/08; Y; Y02; Y02T; Y02T50/00; Y02T50/60; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/1896; Y10T74/18992; Y10T74/20; Y10T74/20576; Y10T74/20636
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
CONTROL MECHANISM COMPRISING, AN ACTUATOR HAVING A RECIPROCABLE OUPUT ROD, A MEMBER TO BE DRIVEN BY SAID ACTUATOR, A BELL CRANK PIVOTALLY MOUNTED ON SAID MEMBER, SAID OUTPUT ROD BEING PIVOTALLY CONNECTED TO A FIRST ARM OF SAID BELL CRANK AND EXERTING A TORQUE FORCE THEREON IN A GIVEN DIRECTION, A RELATIVELY FIXED MEMBER HAVING A CAM SURFACE ANGLED RELATIVE TO THE PATH OF TRAVEL OF SAID OUTPUT ROD, SAID BELL CRANK HAVING A SECOND ARM WITH A FOLLOWER ENGAGEABLE WITH SAID CAM SURFACE WHEREBY MOVEMENT OF SAID OUTPUT ROD IN ONE DIRECTION WILL BE TRANSMITTED TO SAID DRIVEN MEMBER AS THE CRANK PIVOTS THEREON IN A GIVEN DIRECTION, SAID FIXED MEMBER HAVING A SOCKET, EXTENDING GENERALLY IN THE GIVEN DIRECTION OF THE TORQUE FORCE OF THE BELL CRANK, WHEREBY SAID FOLLOWER WILL BE AUTOMATICALLY DISPLACED INTO SAID SOCKET BY SAID ACTUATOR, THEREBY LATCHING THE DRIVEN MEMBER IN ONE EXTREME OF MOVEMENT.
Claim 2
Dependent Claim
152 words
CONTROL MECHANISM COMPRISING, AN ACTUATOR HAVING A RECIPROCABLE OUPUT ROD, A MEMBER TO BE DRIVEN BY SAID ACTUATOR, A BELL CRANK PIVOTALLY MOUNTED ON SAID MEMBER, SAID OUTPUT ROD BEING PIVOTALLY CONNECTED TO A FIRST ARM OF SAID BELL CRANK AND EXERTING A TORQUE FORCE THEREON IN A GIVEN DIRECTION, A RELATIVELY FIXED MEMBER HAVING A CAM SURFACE ANGLED RELATIVE TO THE PATH OF TRAVEL OF SAID OUTPUT ROD, SAID BELL CRANK HAVING A SECOND ARM WITH A FOLLOWER ENGAGEABLE WITH SAID CAM SURFACE WHEREBY MOVEMENT OF SAID OUTPUT ROD IN ONE DIRECTION WILL BE TRANSMITTED TO SAID DRIVEN MEMBER AS THE CRANK PIVOTS THEREON IN A GIVEN DIRECTION, SAID FIXED MEMBER HAVING A SOCKET, EXTENDING GENERALLY IN THE GIVEN DIRECTION OF THE TORQUE FORCE OF THE BELL CRANK, WHEREBY SAID FOLLOWER WILL BE AUTOMATICALLY DISPLACED INTO SAID SOCKET BY SAID ACTUATOR, THEREBY LATCHING THE DRIVEN MEMBER IN ONE EXTREME OF MOVEMENT.
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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) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |