Patent US3488951A successfully refreshed from Google Patents.
US3488951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controllable injector for rockets
Assignee: RTX Corp
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Filing: 1964-08-19
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Granted: 1970-01-13
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Expires: 1984-08-19
Abstract
No abstract record available.
Inventors
- 👤 John Chamberlain
- 👤 David L Bogue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:13
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/44; F02K9/56; F02K9/58; F02K9/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A CONTROLLABLE PROPELLANT ROCKET INJECTOR INCLUDING: (A) A FACE PLATE MEANS FOR COMMUNICATING WITH A COMBUSTION. CHAMBER, (B) A SECOND PLATE MEANS WHICH FORMS A FIRST PROPELLANT CHAMBER WITH SAID FACE PLATE MEANS, (C) CAP MEANS WHICH FORMS A SECOND PROPELLANT CHAMBER WITH SAID SECOND PLATE MEANS, (D) SAID FACE PLATE MEANS HAVING AN OPENING THEREIN, (E) SAID SECOND PLATE MEANS HAVING AN ANNULAR PROJECTION MEANS EXTENDING THEREFROM WITH INJECTION MEANS EXTENDING INTO SAID OPENING, (F) THROTTLING MEANS MOVABLE WITH RELATION TO SAID ANNULAR PROJECTION MEANS,
Claim 2
Dependent Claim
86 words
A CONTROLLABLE PROPELLANT ROCKET INJECTOR INCLUDING: (A) A FACE PLATE MEANS FOR COMMUNICATING WITH A COMBUSTION. CHAMBER, (B) A SECOND PLATE MEANS WHICH FORMS A FIRST PROPELLANT CHAMBER WITH SAID FACE PLATE MEANS, (C) CAP MEANS WHICH FORMS A SECOND PROPELLANT CHAMBER WITH SAID SECOND PLATE MEANS, (D) SAID FACE PLATE MEANS HAVING AN OPENING THEREIN, (E) SAID SECOND PLATE MEANS HAVING AN ANNULAR PROJECTION MEANS EXTENDING THEREFROM WITH INJECTION MEANS EXTENDING INTO SAID OPENING, (F) THROTTLING MEANS MOVABLE WITH RELATION TO SAID ANNULAR PROJECTION MEANS,
References Cited (Backward Citations)
US3064903A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |