US3085394A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocket propellant injector
Assignee: RTX Corp
•
Filing: 1959-06-17
•
Granted: 1963-04-16
•
Expires: 1979-06-17
Abstract
No abstract record available.
Inventors
- 👤 Lawrence M Handley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:42
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/44; F02K9/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
AN INJECTOR HEAD FOR A FLUID PROPELLANT ROCKET HAVING A MAIN CHAMBER, INCLUDING A FIRST PLATE HAVING A PLURALITY OF PROJECTIONS ON ONE SIDE THEREOF AND HAVING PASSAGES THROUGH SAID PROJECTIONS, A SECOND PLATE SUPPORTED IN SPACED RELATION TO SAID FIRST PLATE BY SAID PROJECTIONS AND HAVING OPENINGS THEREIN RECEIVING AND FITTING AROUND SAID PROJECTIONS, SAID PROJECTIONS EXTENDING BEYOND SAID SECOND PLATE, EACH OF SAID PROJECTIONS HAVING A RADIAL SHOULDER ENGAGING A SURFACE REMOTE FROM SAID MAIN CHAMBER OF ONE OF SAID PLATES AND A RELATIVELY RECDUCED RADIAL SHOULDER ENGAGING THE SURFACE REMOTE FROM SAID MAIN CHAMBER OF THE OTHER OF SAID PLATES TO ESTABLISH THE SPACING BETWEEN SAID PLATES, SAID PROJECTIONS BEING SE-
Claim 2
Dependent Claim
114 words
AN INJECTOR HEAD FOR A FLUID PROPELLANT ROCKET HAVING A MAIN CHAMBER, INCLUDING A FIRST PLATE HAVING A PLURALITY OF PROJECTIONS ON ONE SIDE THEREOF AND HAVING PASSAGES THROUGH SAID PROJECTIONS, A SECOND PLATE SUPPORTED IN SPACED RELATION TO SAID FIRST PLATE BY SAID PROJECTIONS AND HAVING OPENINGS THEREIN RECEIVING AND FITTING AROUND SAID PROJECTIONS, SAID PROJECTIONS EXTENDING BEYOND SAID SECOND PLATE, EACH OF SAID PROJECTIONS HAVING A RADIAL SHOULDER ENGAGING A SURFACE REMOTE FROM SAID MAIN CHAMBER OF ONE OF SAID PLATES AND A RELATIVELY RECDUCED RADIAL SHOULDER ENGAGING THE SURFACE REMOTE FROM SAID MAIN CHAMBER OF THE OTHER OF SAID PLATES TO ESTABLISH THE SPACING BETWEEN SAID PLATES, SAID PROJECTIONS BEING SE-
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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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |