US3078668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas generator regulating system
Assignee: Garrett Corp
•
Filing: 1959-02-02
•
Granted: 1963-02-26
•
Expires: 1979-02-02
Abstract
No abstract record available.
Inventors
- 👤 William L Burriss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:43
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/80; F02K9/86; F02C; F02C7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
IN COMBINATION, A SOLID PROPELLANT GAS GENERATOR INCLUDING A COMBUSTION CHAMBER FOR HOUSING AND BURNING SOLID PROPELLANTS AT A PRESELECTED BURNING RATE TO PRODUCE A PRESELECTED PROPELLANT WEIGHT FLOW, AN OUTLET FROM SAID CHAMBER, A NOZZLE HAVING AN INLET CONNECTED TO SAID OUTLET, PRESSURE CONTROL MEANS FOR DETECTING AND MAINTAINING THE WEIGHT FLOW OF THE PROPELLANT INCLUDING VALVE MEANS DISPOSED IN SAID OUTLET FOR CONTROLLING THE FLOW OF REACTION GASES FROM THE CHAMBER, AND PRESSURE SENSING MEANS DISPOSED IN SAID INLET DOWNSTREAM OF SAID VALVE MEANS AND RESPONSIVE TO DECREASING GAS PRESSURES BELOW A PRESELECTED PRESSURE TO DECREASE THE FLOW OF REACTION GASES FROM SAID CHAMBER AND INCREASE THE PRESSURE IN THE COMBINATION CHAMBER WHEREBY THE BURNING RATE AND PROPELLANT WEIGHT FLOW IS INCREASED TO SAID PRESELECTED BURNING RATE AND PROPELLANT WEIGHT FLOW.
Claim 2
Dependent Claim
133 words
IN COMBINATION, A SOLID PROPELLANT GAS GENERATOR INCLUDING A COMBUSTION CHAMBER FOR HOUSING AND BURNING SOLID PROPELLANTS AT A PRESELECTED BURNING RATE TO PRODUCE A PRESELECTED PROPELLANT WEIGHT FLOW, AN OUTLET FROM SAID CHAMBER, A NOZZLE HAVING AN INLET CONNECTED TO SAID OUTLET, PRESSURE CONTROL MEANS FOR DETECTING AND MAINTAINING THE WEIGHT FLOW OF THE PROPELLANT INCLUDING VALVE MEANS DISPOSED IN SAID OUTLET FOR CONTROLLING THE FLOW OF REACTION GASES FROM THE CHAMBER, AND PRESSURE SENSING MEANS DISPOSED IN SAID INLET DOWNSTREAM OF SAID VALVE MEANS AND RESPONSIVE TO DECREASING GAS PRESSURES BELOW A PRESELECTED PRESSURE TO DECREASE THE FLOW OF REACTION GASES FROM SAID CHAMBER AND INCREASE THE PRESSURE IN THE COMBINATION CHAMBER WHEREBY THE BURNING RATE AND PROPELLANT WEIGHT FLOW IS INCREASED TO SAID PRESELECTED BURNING RATE AND PROPELLANT WEIGHT FLOW.
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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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |