Patent US3092091A successfully refreshed from Google Patents.
US3092091A
Expired / Lapsed
US
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Crankcase evacuation system
Assignee: Individual
•
Filing: 1962-03-16
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Granted: 1963-06-04
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Expires: 1982-03-16
Abstract
No abstract record available.
Inventors
- 👤 Thomas W Bosley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:14
CPC Classifications
F; F01; F01M; F01M13/00; F01M13/02; F01M13/021; F01M13/022; F01M13/025; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7771; Y10T137/7779
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A CRANKCASE EVACUATING SYSTEM FOR AN INTERNAL COMBUSTION ENGINE HAVING A CRANKCASE AND INTAKE MANIFOLD MEANS INCLUDING A THROTTLE VALVE, SAID SYSTEM COMPRISING EVACUATING CONDUIT MEANS ADAPTED TO CONNECT SAID CRANKCASE TO SAID INTAKE MANIFOLD MEANS POSTERIORLY OF SAID THROTTLE VALVE, AND PRESSURE OPERATED CONTROL VALVE MEANS IN SAID EVACUATING CONDUIT MEANS CONTROLLING THE FLOW OF VAPOR THEREIN FROM SAID CRANKCASE TO SAID INTAKE MANIFOLD MEANS, SAID CONTROL VALVE MEANS BEING MOVABLE BETWEEN A FIRST POSITION CLOSING SAID EVACUATING CONDUIT MEANS AND A SECOND POSITION OPENING SAID EVACUATING CONDUIT MEANS IN RESPONSE TO A PREDETERMINED ABSOLUTE PRESSURE IN SAID INTAKE MANIFOLD MEANS ANTERIORLY OF SAID THROTTLE VALVE.
Claim 2
Dependent Claim
107 words
A CRANKCASE EVACUATING SYSTEM FOR AN INTERNAL COMBUSTION ENGINE HAVING A CRANKCASE AND INTAKE MANIFOLD MEANS INCLUDING A THROTTLE VALVE, SAID SYSTEM COMPRISING EVACUATING CONDUIT MEANS ADAPTED TO CONNECT SAID CRANKCASE TO SAID INTAKE MANIFOLD MEANS POSTERIORLY OF SAID THROTTLE VALVE, AND PRESSURE OPERATED CONTROL VALVE MEANS IN SAID EVACUATING CONDUIT MEANS CONTROLLING THE FLOW OF VAPOR THEREIN FROM SAID CRANKCASE TO SAID INTAKE MANIFOLD MEANS, SAID CONTROL VALVE MEANS BEING MOVABLE BETWEEN A FIRST POSITION CLOSING SAID EVACUATING CONDUIT MEANS AND A SECOND POSITION OPENING SAID EVACUATING CONDUIT MEANS IN RESPONSE TO A PREDETERMINED ABSOLUTE PRESSURE IN SAID INTAKE MANIFOLD MEANS ANTERIORLY OF SAID THROTTLE VALVE.
References Cited (Backward Citations)
US1286930A
Cited
US2652819A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |