US3176670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engines
Assignee: Individual
•
Filing: 1963-08-15
•
Granted: 1965-04-06
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Expires: 1983-08-15
Abstract
No abstract record available.
Inventors
- 👤 Sinibaldi Toussaint
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:05
CPC Classifications
F; F01; F01M; F01M13/00; F01M13/04; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7748; Y10T137/7749; Y10T137/7752
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
AN ARRANGEMENT FOR IMPROVING THE COMBINATION IN INTERNAL COMBUSTION ENGINES OF THE EXPLOSION OR VAPORIZING TYPE HAVING AN INTAKE MANIFOLD AND A VALVE COVER, COMPRISING A CONDUIT ADAPTED FOR INTERCONNECTING THE INLET MANIFOLD OF THE ENGINE WITH THE INTERIOR OF THE VALVE COVER TO SUCK OIL FUMES FROM THE LATTER, AND A VALVE INCORPORATED IN SAID CONDUIT AND COMPRISING A BODY HAVING A BORE INTERCONNECTING AN OIL FUME INLET OPENING AND AN OUTLET OPENING IN THE BODY, A VALVE MEMBER, WHICH HAS A PASSAGEWAY THERETHROUGH INTERCOMMUNICATING SAID INLET AND OUTLET OPENINGS, SLIDABLY MOUNTED IN THE BORE, AND RESILIENT MEANS URGING THE VALVE MEMBER TOWARDS THE OIL FUME INLET OPENING, THE SAID BODY HAVING AIR INLET MEANS OPENING INTO SAID BORE AND PROGRESSIVELY UNCOVERED BY THE VALVE MEMBER AS THE VALVE MEMBER IS MOVED AGAINST THE RESILIENT MEANS BY INCREASING DEPRESSION AT THE OUTLET OPENING TO INCREASE THE AIR INFLOW IN ACCORDANCE WITH INCREASING INLET MANIFOLD SUCTION.
Claim 2
Dependent Claim
156 words
AN ARRANGEMENT FOR IMPROVING THE COMBINATION IN INTERNAL COMBUSTION ENGINES OF THE EXPLOSION OR VAPORIZING TYPE HAVING AN INTAKE MANIFOLD AND A VALVE COVER, COMPRISING A CONDUIT ADAPTED FOR INTERCONNECTING THE INLET MANIFOLD OF THE ENGINE WITH THE INTERIOR OF THE VALVE COVER TO SUCK OIL FUMES FROM THE LATTER, AND A VALVE INCORPORATED IN SAID CONDUIT AND COMPRISING A BODY HAVING A BORE INTERCONNECTING AN OIL FUME INLET OPENING AND AN OUTLET OPENING IN THE BODY, A VALVE MEMBER, WHICH HAS A PASSAGEWAY THERETHROUGH INTERCOMMUNICATING SAID INLET AND OUTLET OPENINGS, SLIDABLY MOUNTED IN THE BORE, AND RESILIENT MEANS URGING THE VALVE MEMBER TOWARDS THE OIL FUME INLET OPENING, THE SAID BODY HAVING AIR INLET MEANS OPENING INTO SAID BORE AND PROGRESSIVELY UNCOVERED BY THE VALVE MEMBER AS THE VALVE MEMBER IS MOVED AGAINST THE RESILIENT MEANS BY INCREASING DEPRESSION AT THE OUTLET OPENING TO INCREASE THE AIR INFLOW IN ACCORDANCE WITH INCREASING INLET MANIFOLD SUCTION.
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) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |