US3270730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engines
Assignee: Individual
•
Filing: 1964-11-03
•
Granted: 1966-09-06
•
Expires: 1984-11-03
Abstract
No abstract record available.
Inventors
- 👤 Timoney Seamus Gearoid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:46
CPC Classifications
F; F02; F02B; F02B39/00; F02B39/02; F02B39/04; F02B1/00; F02B33/00; F02B37/00; F02B37/04; F02B2700/00; F02B2700/02; F02B2700/023; F02M; F02M2700/00; F02M2700/33; F02M2700/331; F02M2700/333; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
AN INTERNAL COMBUSTION ENGINE COMPRISING IN COMBINATION, AN ENGINE POWER SHAFT DRIVEN BY THE ENGINE CYLINDER AIR CHARGING MEANS DRIVEN FROM THE ENGINE POWER SHAFT THROUGH A VARIABLE SPEED DRIVE UNIT PERMITTING CONTROLLABLE ALTERNATION OF THE SPEED OF THE AIR CHARGING MEANS WHILE OUTPUT POWER IS BEING DELIVERED BY THE ENGINE, AND MEANS FOR AUTOMATIC VARIATION OF THE ENGINE CYLINDER COMPRESSION RATIO IN RESPONSE TO TH E ENGINE LOAD CONDITION OR THE ENGINE CYLINDER PRESSURE, OR BOTH.
Claim 2
Dependent Claim
77 words
AN INTERNAL COMBUSTION ENGINE COMPRISING IN COMBINATION, AN ENGINE POWER SHAFT DRIVEN BY THE ENGINE CYLINDER AIR CHARGING MEANS DRIVEN FROM THE ENGINE POWER SHAFT THROUGH A VARIABLE SPEED DRIVE UNIT PERMITTING CONTROLLABLE ALTERNATION OF THE SPEED OF THE AIR CHARGING MEANS WHILE OUTPUT POWER IS BEING DELIVERED BY THE ENGINE, AND MEANS FOR AUTOMATIC VARIATION OF THE ENGINE CYLINDER COMPRESSION RATIO IN RESPONSE TO TH E ENGINE LOAD CONDITION OR THE ENGINE CYLINDER PRESSURE, OR BOTH.
References Cited (Backward Citations)
US1645178A
Cited
US1812572A
Cited
US1754410A
Cited
US2297235A
Cited
US2500234A
Cited
US3003307A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |