US3200589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two stage baffled injector
Assignee: North American Aviation Corp
•
Filing: 1961-11-03
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Granted: 1965-08-17
•
Expires: 1981-11-03
Abstract
No abstract record available.
Inventors
- 👤 William W Mower
- 👤 Dwight I Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:33
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/44; F02K9/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A COMBUSTION DEVICE INJECTOR COMPRISING (1) A BODY PORTION INCLUDING (A) A FACE ON ONE SIDE THEREOF ADAPTED TO BE EXPOSED TO A COMBUSTION CHAMBER, (B) PASSAGE MEANS IN SAID BODY FOR ACCEPTING LIQUID PROPELLANT, (C) ORIFICE MEANS LEADING FROM SID PASSAGE MEANS TO SAID FACE, AND (2) A PLURALITY OF BAFFLE ELEMENTS ATTACHED TO AND EXTENDING FROM AND ACROSS AT LEAST A PORTION OF SAID FACE DIVIDING SAID FACE INTO A SERIES OF COMPARTMENTS TO PREVENT COMBUSTION INSTABILITY TRANSVERSE TO SAID FACE, (A) SAID BAFFLE ELEMENTS INCLUDING ORIFICE MEANS THERIN INTERCONNECTED WITH SAID PASSAGE MEANS AND EXITING FROM EXTREMITIES OF SAID BAFFLE ELEMENTS.
Claim 2
Dependent Claim
104 words
A COMBUSTION DEVICE INJECTOR COMPRISING (1) A BODY PORTION INCLUDING (A) A FACE ON ONE SIDE THEREOF ADAPTED TO BE EXPOSED TO A COMBUSTION CHAMBER, (B) PASSAGE MEANS IN SAID BODY FOR ACCEPTING LIQUID PROPELLANT, (C) ORIFICE MEANS LEADING FROM SID PASSAGE MEANS TO SAID FACE, AND (2) A PLURALITY OF BAFFLE ELEMENTS ATTACHED TO AND EXTENDING FROM AND ACROSS AT LEAST A PORTION OF SAID FACE DIVIDING SAID FACE INTO A SERIES OF COMPARTMENTS TO PREVENT COMBUSTION INSTABILITY TRANSVERSE TO SAID FACE, (A) SAID BAFFLE ELEMENTS INCLUDING ORIFICE MEANS THERIN INTERCONNECTED WITH SAID PASSAGE MEANS AND EXITING FROM EXTREMITIES OF SAID BAFFLE ELEMENTS.
References Cited (Backward Citations)
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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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |