US3289405A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propellant oxidizer mixing system for rocket motors
Assignee: Individual
•
Filing: 1964-01-16
•
Granted: 1966-12-06
•
Expires: 1984-01-16
Abstract
No abstract record available.
Inventors
- 👤 Eng Harvard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:24
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/44; F02K9/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A ROCKET MOTOR FUEL AND OXIDIZER INJECTOR UNIT COMPRISING: A STACKED HOUSING HAVING LATERALLY ARRANGED THIN PLATES WITH EACH OF SAID PLATES HAVING A THIN INJECTOR PORT FORMED THEREIN WITH THE WIDTH OF EACH INJECTOR PORT BEING FROM ABOUT 100 TO ABOUT 700 TIMES ITS THICKNESS, SPACER MEANS INCLUDING TWO PLATES THAT HAVE THEIR ENTIRE SIDES TAPERED AND SEPARATING SAID THREE LATERALLY ARRANGED PLATES, SAID TAPERED SIDES ALIGNING SAID INJECTOR PORTS AT AN IMPINGEMENT ANGLE OF FROM GREATER THAN 0* TO ABOUT 15*, OUTSIDE COVER PLATES ON OPPOSITELY FACING SIDES OF TWO OF SAID THREE LATERALLY ARRANGED PLATES, AND FLUID COMMUNICATING MEANS IN COMMUNICATION WITH EACH INJECTOR PORT WHEREBY WHEN PROPELLANTS FLOW THROUGH SAID INJECTOR PORTS, SAID PROPELLANTS WILL EXIT SAID PORTS IN SHEET FORM AND HAVE INTERFACIAL MIXING.
Claim 2
Dependent Claim
129 words
A ROCKET MOTOR FUEL AND OXIDIZER INJECTOR UNIT COMPRISING: A STACKED HOUSING HAVING LATERALLY ARRANGED THIN PLATES WITH EACH OF SAID PLATES HAVING A THIN INJECTOR PORT FORMED THEREIN WITH THE WIDTH OF EACH INJECTOR PORT BEING FROM ABOUT 100 TO ABOUT 700 TIMES ITS THICKNESS, SPACER MEANS INCLUDING TWO PLATES THAT HAVE THEIR ENTIRE SIDES TAPERED AND SEPARATING SAID THREE LATERALLY ARRANGED PLATES, SAID TAPERED SIDES ALIGNING SAID INJECTOR PORTS AT AN IMPINGEMENT ANGLE OF FROM GREATER THAN 0* TO ABOUT 15*, OUTSIDE COVER PLATES ON OPPOSITELY FACING SIDES OF TWO OF SAID THREE LATERALLY ARRANGED PLATES, AND FLUID COMMUNICATING MEANS IN COMMUNICATION WITH EACH INJECTOR PORT WHEREBY WHEN PROPELLANTS FLOW THROUGH SAID INJECTOR PORTS, SAID PROPELLANTS WILL EXIT SAID PORTS IN SHEET FORM AND HAVE INTERFACIAL MIXING.
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |