US3242670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Segmented baffle injector design
Assignee: RTX Corp
•
Filing: 1962-08-27
•
Granted: 1966-03-29
•
Expires: 1982-08-27
Abstract
No abstract record available.
Inventors
- 👤 Richard F Buswell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:28
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/44; F02K9/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
IN A LIQUID PROPELLANT ROCKET, A ROCKET CASE OF CIRCULAR CROSS-SECTION AND CONCENTRIC ABOUT AN AXIS TO DEFINE A PROPELLANT COMBUSTION CHAMBER THEREWITHIN, A LIQUID PROPELLANT INJECTOR HEAD LOCATED WITHIN SAID CASE ADJACENT SAID COMBUSTION CHAMBER AND INCLUDING A PLURLITY OF RADIALLY EXTENDING RIBS EACH ATTACHED TO SAID CASE AND EXTENDING RADIALLY INWARDLY THEREFROM TO FORM SECTOR SHAPED CHAMBERS THEREBETWEEN AND EACH HAVING A FIRST AND SECOND SIDE EDGE LYING RESPECTIVELY IN RADIAL PLANES COMMON TO ALL FIRST EDGES AND TO ALL SECOND EDGES OF SAID RIBS, AND EACH RIB ALSO HAVING AN OUTER EDGE ATTACHED TO SAID CASE AND AN INNER EDGE, SECTOR-SHAPED FACE PLATES EXTENDING BETWEEN AND ATTACHED TO SAID FIRST EDGES OF ADJACENT RIBS, SECTOR-SHAPED PROPELLANT DIVIDER PLAGES LYING IN A COMMON RADIAL PLANE POSITIONED AXIALLY BETWEEN SAID
Claim 2
Dependent Claim
131 words
IN A LIQUID PROPELLANT ROCKET, A ROCKET CASE OF CIRCULAR CROSS-SECTION AND CONCENTRIC ABOUT AN AXIS TO DEFINE A PROPELLANT COMBUSTION CHAMBER THEREWITHIN, A LIQUID PROPELLANT INJECTOR HEAD LOCATED WITHIN SAID CASE ADJACENT SAID COMBUSTION CHAMBER AND INCLUDING A PLURLITY OF RADIALLY EXTENDING RIBS EACH ATTACHED TO SAID CASE AND EXTENDING RADIALLY INWARDLY THEREFROM TO FORM SECTOR SHAPED CHAMBERS THEREBETWEEN AND EACH HAVING A FIRST AND SECOND SIDE EDGE LYING RESPECTIVELY IN RADIAL PLANES COMMON TO ALL FIRST EDGES AND TO ALL SECOND EDGES OF SAID RIBS, AND EACH RIB ALSO HAVING AN OUTER EDGE ATTACHED TO SAID CASE AND AN INNER EDGE, SECTOR-SHAPED FACE PLATES EXTENDING BETWEEN AND ATTACHED TO SAID FIRST EDGES OF ADJACENT RIBS, SECTOR-SHAPED PROPELLANT DIVIDER PLAGES LYING IN A COMMON RADIAL PLANE POSITIONED AXIALLY BETWEEN SAID
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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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |