US3139725A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steerable solid propellant rocket motor
Assignee: Individual
•
Filing: 1961-10-31
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Granted: 1964-07-07
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Expires: 1981-10-31
Abstract
No abstract record available.
Inventors
- 👤 James E Webb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:36
CPC Classifications
F; F42; F42B; F42B10/00; F42B10/60; F42B10/66; F42B10/663; F02; F02K; F02K9/00; F02K9/80; F02K9/88
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A STEERABLE SOLID PROPELLANT ROCKET MOTOR, COMPRISING: A PROPELLANT CHAMBER BODY OF ESSENTIALLY SPHERICAL SHAPE: A FRUSTO CONICAL SKIRT CONVERGING THEREFROM; A MAIN NOZZLE DIVERGING FROM SAID CHAMBER WITHIN SAID SKIRT, SAID MAIN NOZZLE HAVING AN INNER PORTION EXTENDING INTO SAID BODY; A SOLID PROPELLANT CHARGE INITIALLY FILLING SAID BODY AND HAVING A CENTRAL BORE RECEIVING THE INNER PORTION OF SAID MAIN NOZZLE AND SPACED THEREFROM; A SET OF DIVERTER DUCTS EXTENDING LATERALLY FROM SAID BODY TO SAID SKIRT AND COMMUNICATING WITH THE BORE OF SAID PROPELLANT CHARGE; STEERING NOZZLES AT THE EXTREMITIES OF SAID DIVERTER DUCTS HAVING DISCHARGE ENDS PENETRATING THE EXTERIOR SURFACE OF SAID SKIRT; VALVE MEANS INTERPOSED IN SAID DUCTS; AND MEANS FOR OPERATING SAID VALVE MEANS TO EFFECT SELECTIVE OPERATION OF SAID STEERING NOZZLES.
Claim 2
Dependent Claim
128 words
A STEERABLE SOLID PROPELLANT ROCKET MOTOR, COMPRISING: A PROPELLANT CHAMBER BODY OF ESSENTIALLY SPHERICAL SHAPE: A FRUSTO CONICAL SKIRT CONVERGING THEREFROM; A MAIN NOZZLE DIVERGING FROM SAID CHAMBER WITHIN SAID SKIRT, SAID MAIN NOZZLE HAVING AN INNER PORTION EXTENDING INTO SAID BODY; A SOLID PROPELLANT CHARGE INITIALLY FILLING SAID BODY AND HAVING A CENTRAL BORE RECEIVING THE INNER PORTION OF SAID MAIN NOZZLE AND SPACED THEREFROM; A SET OF DIVERTER DUCTS EXTENDING LATERALLY FROM SAID BODY TO SAID SKIRT AND COMMUNICATING WITH THE BORE OF SAID PROPELLANT CHARGE; STEERING NOZZLES AT THE EXTREMITIES OF SAID DIVERTER DUCTS HAVING DISCHARGE ENDS PENETRATING THE EXTERIOR SURFACE OF SAID SKIRT; VALVE MEANS INTERPOSED IN SAID DUCTS; AND MEANS FOR OPERATING SAID VALVE MEANS TO EFFECT SELECTIVE OPERATION OF SAID STEERING NOZZLES.
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) | 1967-07-07 | 1968-01-06 | 1968-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-07 | 1972-01-06 | 1972-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-07 | 1976-01-06 | 1976-07-07 | $7700.00 | Window Closed / Lapsed |