US3192706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for reducing the emission of unburned combustibles from an internal combustion engine
Assignee: Individual
•
Filing: 1962-10-26
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Granted: 1965-07-06
•
Expires: 1982-10-26
Abstract
No abstract record available.
Inventors
- 👤 Dolza John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:28
CPC Classifications
F; F02; F02D; F02D17/00; F02D17/02; F02B; F02B75/00; F02B75/02; F02B2075/022; F02B2075/027; F02B75/16; F02B75/18; F02B75/24; F02B75/243; Y; Y10; Y10S; Y10S60/00; Y10S60/90
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A SPLIT ENGINE SYSTEM OF THE TYPE INCLUDING A FIRST CARBURETION DEVIDE FOR SUPPLYING A COMBUSTIBLE MIXTURE TO ONE-HALF THE ENGINE CYLINDERS UNDER ALL ENGINE OPERATING CONDITIONS AND A SECOND CARBURETION DEVICE FOR SUPPLYING A COMBUSTIBLE MIXTURE TO THE OTHER HALF OF THE CYLINDERS UNDER NORMAL OR HIGH POWER OPERATING CONDITIONS, SAID SECOND CARBURETION DEVICE BEING INOPERATIVE TO SUPPLY A COMBUSTIBLE MIXTURE UNDER COASTING OR IDLING CONDITIONS, IN WHICH AN AIR PASSAGE IS ADAPTED TO BYPASS AIR AROUND THE SECOND CARBURETION DEVICE AND TO SUPPLY SUCH AIR TO SAID OTHER HALF OF THE CYLINDERS WHEN THE LATTER DEVICE IS RENDERED INOPERATIVE TO SUPPLY A COMBUSTIBLE MIXTURE, OF COMMON EXHAUST PASSAGE FOR RECEIVING THE EXHAUST GASES FROM ALL OF THE ENGINE CYLINDERS, AN EXHAUST CROSSOVER PASSAGE FOR CONVEYING THE EXHAUST GASES FROM THE
Claim 2
Dependent Claim
132 words
A SPLIT ENGINE SYSTEM OF THE TYPE INCLUDING A FIRST CARBURETION DEVIDE FOR SUPPLYING A COMBUSTIBLE MIXTURE TO ONE-HALF THE ENGINE CYLINDERS UNDER ALL ENGINE OPERATING CONDITIONS AND A SECOND CARBURETION DEVICE FOR SUPPLYING A COMBUSTIBLE MIXTURE TO THE OTHER HALF OF THE CYLINDERS UNDER NORMAL OR HIGH POWER OPERATING CONDITIONS, SAID SECOND CARBURETION DEVICE BEING INOPERATIVE TO SUPPLY A COMBUSTIBLE MIXTURE UNDER COASTING OR IDLING CONDITIONS, IN WHICH AN AIR PASSAGE IS ADAPTED TO BYPASS AIR AROUND THE SECOND CARBURETION DEVICE AND TO SUPPLY SUCH AIR TO SAID OTHER HALF OF THE CYLINDERS WHEN THE LATTER DEVICE IS RENDERED INOPERATIVE TO SUPPLY A COMBUSTIBLE MIXTURE, OF COMMON EXHAUST PASSAGE FOR RECEIVING THE EXHAUST GASES FROM ALL OF THE ENGINE CYLINDERS, AN EXHAUST CROSSOVER PASSAGE FOR CONVEYING THE EXHAUST GASES FROM THE
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) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |