US3136125A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion equipment with catalytic fuel/gas ignition means
Assignee: Rolls Royce PLC
•
Filing: 1961-01-30
•
Granted: 1964-06-09
•
Expires: 1981-01-30
Abstract
No abstract record available.
Inventors
- 👤 Toone Brian
- 👤 Arkless Frank
- 👤 Barham Allan Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:46
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/26; F02C7/264; F23; F23R; F23R3/00; F23R3/40; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A PRIME MOVER IGNITION DEVICE ADAPTED TO PROMOTE IGNITION OF FUEL INJECTED INTO A STREAM OF COMBUSTION-SUPPORTING GAS COMPRISING A MASS OF REFRACTORY MATERIAL HAVING UPSTREAM AND DOWNSTREAM FACING SURFACES, AT LEAST ONE BORE EXTENDING THROUGH THE MASS FROM SAID UPSTREAM SURFACE TO THE DOWNSTREAM SURFACE AND FORMING A FLOW PASSAGE FOR THE COMBUSTION-SUPPORTING GAS AND FUEL IN ADMIXTURE, AND A FORAMINATE ELEMENT OF PLATINUM, OR RHODIUM, OR PLATINUM/RHODIUM ALLOY OR OTHER METAL HAVING CATALYTIC PROPERTIES IN PROMOTION OF COMBUSTION, WHICH ELEMENT IS LESS THAN 0.030 INCH THICK AND IS SUPPORTED BY THE MASS, SAID FLOW PASSAGE, LEADING THE COMBUSTION MIXTURE TOTHE FORAMINATE ELEMENT.
Claim 2
Dependent Claim
104 words
A PRIME MOVER IGNITION DEVICE ADAPTED TO PROMOTE IGNITION OF FUEL INJECTED INTO A STREAM OF COMBUSTION-SUPPORTING GAS COMPRISING A MASS OF REFRACTORY MATERIAL HAVING UPSTREAM AND DOWNSTREAM FACING SURFACES, AT LEAST ONE BORE EXTENDING THROUGH THE MASS FROM SAID UPSTREAM SURFACE TO THE DOWNSTREAM SURFACE AND FORMING A FLOW PASSAGE FOR THE COMBUSTION-SUPPORTING GAS AND FUEL IN ADMIXTURE, AND A FORAMINATE ELEMENT OF PLATINUM, OR RHODIUM, OR PLATINUM/RHODIUM ALLOY OR OTHER METAL HAVING CATALYTIC PROPERTIES IN PROMOTION OF COMBUSTION, WHICH ELEMENT IS LESS THAN 0.030 INCH THICK AND IS SUPPORTED BY THE MASS, SAID FLOW PASSAGE, LEADING THE COMBUSTION MIXTURE TOTHE FORAMINATE ELEMENT.
References Cited (Backward Citations)
US1793813A
Cited
US2044865A
Cited
US2970439A
Cited
GB696756A
Cited
US2941361A
Cited
US2950593A
Cited
US2964907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |