US2862482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engine
Assignee: Individual
•
Filing: 1949-09-07
•
Granted: 1958-12-02
•
Expires: 1969-09-07
Abstract
No abstract record available.
Inventors
- 👤 Hart David Kennedy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:27
CPC Classifications
F; F02; F02B; F02B43/00; F02B43/10; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
THE METHOD OF OPERATING AN INTERNAL COMBUSTION ENGINE HAVING A CYLINDER AND PISTON RECIPROCABLE THEREIN WHICH COMPRISES THE STEPS OF INJECTING A FUEL INTO SAID CYLINDER, RAISING THE TEMPERATURE OF AN OXIDANT TO A TEMPERATURE ABOVE THE IGNITION TEMPERATURE OF THE FUEL BY THE EXOTHARMIC DECOMPOSITION OF THE OXIDANT WITH A CATALYST EXTERNALLY OF THE ENGINE, AND INJECTING ONLY THE DECOMPOSITION PRODUCTS INTO SAID CYLINDER AT SAID SECOND NAMED TEMPERATURE TO INITIATE COMBUSTION OF THE FUEL WITHIN SAID CYLINDER SIMULTANEOUSLY WITH THE INJECTION OF SAID FUEL.
Claim 2
Independent Claim
86 words
THE METHOD OF OPERATING AN INTERNAL COMBUSTION ENGINE HAVING A CYLINDER AND PISTON RECIPROCABLE THEREIN WHICH COMPRISES THE STEPS OF INJECTING A FUEL INTO SAID CYLINDER, RAISING THE TEMPERATURE OF AN OXIDANT TO A TEMPERATURE ABOVE THE IGNITION TEMPERATURE OF THE FUEL BY THE EXOTHARMIC DECOMPOSITION OF THE OXIDANT WITH A CATALYST EXTERNALLY OF THE ENGINE, AND INJECTING ONLY THE DECOMPOSITION PRODUCTS INTO SAID CYLINDER AT SAID SECOND NAMED TEMPERATURE TO INITIATE COMBUSTION OF THE FUEL WITHIN SAID CYLINDER SIMULTANEOUSLY WITH THE INJECTION OF SAID FUEL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |