Patent US2367191A successfully refreshed from Google Patents.
Patent US3132482A successfully refreshed from Google Patents.
US3132482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Injector head for liquid rocket
Assignee: RTX Corp
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Filing: 1959-06-23
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Granted: 1964-05-12
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Expires: 1979-06-23
Abstract
No abstract record available.
Inventors
- 👤 Marcus C Benedict
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:53
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/44; F02K9/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
AN INJECTOR FOR A ROCKET COMBUSTION CHAMBER, INCLUDING SPACED PLATES DEFINING A CHAMBER THEREBETWEEN, A PLURALITY OF FIRST TUBES POSITIONED IN AND EXTENDING FROM ONE OF SAID PLATES THROUGH OPENINGS IN THE OTHER OF SAID PLATES AND TERMINATING SUBSTANTIALLY IN A PLANE SPACED FROM SAID OTHER PLATE, AND A PLURALITY OF SECOND TUBES SECURED IN OPENINGS IN SAID OTHER PLATE AND ARRANGED IN SURROUNDING RELATION TO SAID FIRST TUBES AND COMMUNICATING WITH SAID CHAMBER, ALL OF SAID TUBES TERMINATING SUBSTANTIALLY IN THE SAME PLANE, SAID SECOND TUBES BEING ARRANGED IN CONCENTRIC RINGS SPACED APART RADIALLY FROM ONE ANOTHER AND SAID FIRST TUBES BEING ARRANGED IN CONCENTRIC RINGS BETWEEN THE CONCENTRIC RINGS OF SAID SECOND TUBES AND THE ENDS OF SAID TUBES REMOTE FROM SAID PLATES BEING FLARED TO SUBSTANTIALLY SEGMENT-SHAPED OPENINGS WITH THE FREE EDGES OF ADJACENT TUBES SECURED TOGETHER.
Claim 2
Dependent Claim
140 words
AN INJECTOR FOR A ROCKET COMBUSTION CHAMBER, INCLUDING SPACED PLATES DEFINING A CHAMBER THEREBETWEEN, A PLURALITY OF FIRST TUBES POSITIONED IN AND EXTENDING FROM ONE OF SAID PLATES THROUGH OPENINGS IN THE OTHER OF SAID PLATES AND TERMINATING SUBSTANTIALLY IN A PLANE SPACED FROM SAID OTHER PLATE, AND A PLURALITY OF SECOND TUBES SECURED IN OPENINGS IN SAID OTHER PLATE AND ARRANGED IN SURROUNDING RELATION TO SAID FIRST TUBES AND COMMUNICATING WITH SAID CHAMBER, ALL OF SAID TUBES TERMINATING SUBSTANTIALLY IN THE SAME PLANE, SAID SECOND TUBES BEING ARRANGED IN CONCENTRIC RINGS SPACED APART RADIALLY FROM ONE ANOTHER AND SAID FIRST TUBES BEING ARRANGED IN CONCENTRIC RINGS BETWEEN THE CONCENTRIC RINGS OF SAID SECOND TUBES AND THE ENDS OF SAID TUBES REMOTE FROM SAID PLATES BEING FLARED TO SUBSTANTIALLY SEGMENT-SHAPED OPENINGS WITH THE FREE EDGES OF ADJACENT TUBES SECURED TOGETHER.
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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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |