Patent US3756139A successfully refreshed from Google Patents.
US3154015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Missile flight control system
Assignee: Lockheed Martin Corp
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Filing: 1962-09-19
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Granted: 1964-10-27
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Expires: 1982-09-19
Abstract
No abstract record available.
Inventors
- 👤 Frank A Muller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:24
CPC Classifications
F; F42; F42B; F42B10/00; F42B10/60; F42B10/62; F42B10/64; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19535
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
170 words
IN AN ACTUATOR MECHANISM, AN IMPROVEMENT COMPRISING: (A) A FRAME; (B) A CYLINDRICAL CAMMED MEMBER MOUNTED TO SAID FRAME SO AS TO BE FREE TO ROTATE ABOUT THE LONGITUDINAL AXIS OF SAID CAMMED MEMBER AND BEING ANNULARLY PROVIDED WITH A FIRST AND A SECOND SPIRAL CAM SPACED FROM EACH OTHER ALONG SAID LONGITUDINAL AXIS, THE TRACKS OF SAID FIRST AND SAID SECOND SPIRAL CAMS PROGRESSING IN OPPOSITE DIRECTIONS ALONG SAID LONGITUDINAL AXIS; (C) MEANS FOR ROTATING SAID CYLINDRICAL CAMMED MEMBER; AND (D) A FIRST AND A SECOND CAM FOLLOWER INDEPENDENTLY ENGAGEABLE WITH SAID FIRST AND SAID SECOND SPIRAL CAMS, RESPECTIVELY, SAID CAM FOLLOWERS AND SAID CYLINDRICAL CAMMED MEMBER BEING DISPLACED IN ONE DIRECTION WITH RESPECT TO EACH OTHER ALONG SAID LONGITUDINAL AXIS WHEN SAID FIRST CAM FOLLOWER IS ENGAGED WITH SAID FIRST SPIRAL CAM AND SAID CAM FOLLOWERS AND SAID CYLINDRICAL CAMMED MEMBER BEING DISPLACED IN THE OPPOSITE DIRECTION WITH RESPECT TO EACH OTHER ALONG SAID LONGITUDINAL AXIS WHEN SAID SECOND CAM FOLLOWER IS ENGAGED WITH SAID SECOND SPIRAL CAM.
Claim 2
Dependent Claim
170 words
IN AN ACTUATOR MECHANISM, AN IMPROVEMENT COMPRISING: (A) A FRAME; (B) A CYLINDRICAL CAMMED MEMBER MOUNTED TO SAID FRAME SO AS TO BE FREE TO ROTATE ABOUT THE LONGITUDINAL AXIS OF SAID CAMMED MEMBER AND BEING ANNULARLY PROVIDED WITH A FIRST AND A SECOND SPIRAL CAM SPACED FROM EACH OTHER ALONG SAID LONGITUDINAL AXIS, THE TRACKS OF SAID FIRST AND SAID SECOND SPIRAL CAMS PROGRESSING IN OPPOSITE DIRECTIONS ALONG SAID LONGITUDINAL AXIS; (C) MEANS FOR ROTATING SAID CYLINDRICAL CAMMED MEMBER; AND (D) A FIRST AND A SECOND CAM FOLLOWER INDEPENDENTLY ENGAGEABLE WITH SAID FIRST AND SAID SECOND SPIRAL CAMS, RESPECTIVELY, SAID CAM FOLLOWERS AND SAID CYLINDRICAL CAMMED MEMBER BEING DISPLACED IN ONE DIRECTION WITH RESPECT TO EACH OTHER ALONG SAID LONGITUDINAL AXIS WHEN SAID FIRST CAM FOLLOWER IS ENGAGED WITH SAID FIRST SPIRAL CAM AND SAID CAM FOLLOWERS AND SAID CYLINDRICAL CAMMED MEMBER BEING DISPLACED IN THE OPPOSITE DIRECTION WITH RESPECT TO EACH OTHER ALONG SAID LONGITUDINAL AXIS WHEN SAID SECOND CAM FOLLOWER IS ENGAGED WITH SAID SECOND SPIRAL CAM.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-27 | 1968-04-27 | 1968-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-27 | 1972-04-27 | 1972-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-27 | 1976-04-27 | 1976-10-27 | $7700.00 | Window Closed / Lapsed |