Patent US3304028A successfully refreshed from Google Patents.
US3304028A
Expired / Lapsed
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Attitude control for spacecraft
Assignee: Individual
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Filing: 1964-08-11
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Granted: 1967-02-14
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Expires: 1984-08-11
Abstract
No abstract record available.
Inventors
- 👤 Hugh L Dryden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:53
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/40; B64G1/407; B64G1/24; B64G1/244; B64G1/36; B64G1/363
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
AN ATTITUDE CONTROL FOR SPACECRAFT HAVING A CENTRAL MASS AND RADIATING ARMS, SAID CONTROL COMPRISING: (A) ANGULARLY MOVABLE CONTROL SURFACES AT THE EXTREMITIES OF SAID ARMS RESPONSIVE TO SOLAR PRESSURE; (B) BIMETALLIC ELEMENTS ENGAGEABLE WITH SAID CONTROL SURFACES TO VARY THE ANGULAR POSITIONS OF SAID CONTROL SURFACES THEREBY TO VARY THE EXPOSURE OF SAID CONTROL SURFACES TO THE SUN; (C) AND MEANS INTERPOSED BETWEEN EACH OF SAID BIMETALLIC ELEMENTS AND THE SUN FOR VARYING THE EXPOSURE THEREOF TO THE SUN ON CHANGE IN ATTITUDE OF THE SPACECRAFT THEREBY TO CAUSE SAID RESPONSIVE MEANS TO VARY THE ANGULAR POSITIONS OF SAID CONTROL SURFACES IN DIRECTIONS TENDING TO MOVE SAID SPACECRAFT TOWARD A PRESELECTED ATTITUDE RELATIVE TO THE SUN.
Claim 2
Dependent Claim
117 words
AN ATTITUDE CONTROL FOR SPACECRAFT HAVING A CENTRAL MASS AND RADIATING ARMS, SAID CONTROL COMPRISING: (A) ANGULARLY MOVABLE CONTROL SURFACES AT THE EXTREMITIES OF SAID ARMS RESPONSIVE TO SOLAR PRESSURE; (B) BIMETALLIC ELEMENTS ENGAGEABLE WITH SAID CONTROL SURFACES TO VARY THE ANGULAR POSITIONS OF SAID CONTROL SURFACES THEREBY TO VARY THE EXPOSURE OF SAID CONTROL SURFACES TO THE SUN; (C) AND MEANS INTERPOSED BETWEEN EACH OF SAID BIMETALLIC ELEMENTS AND THE SUN FOR VARYING THE EXPOSURE THEREOF TO THE SUN ON CHANGE IN ATTITUDE OF THE SPACECRAFT THEREBY TO CAUSE SAID RESPONSIVE MEANS TO VARY THE ANGULAR POSITIONS OF SAID CONTROL SURFACES IN DIRECTIONS TENDING TO MOVE SAID SPACECRAFT TOWARD A PRESELECTED ATTITUDE RELATIVE TO THE SUN.
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) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |