US3193041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Devices for preserving the fluid-tightness of hydraulic cooling circuits of automobile engines
Assignee: Renault SA
•
Filing: 1962-06-25
•
Granted: 1965-07-06
•
Expires: 1982-06-25
Abstract
No abstract record available.
Inventors
- 👤 Peras Lucien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:43
CPC Classifications
F; F01; F01P; F01P11/00; F01P11/02; F01P11/029
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A DEVICE FOR PRESERVING THE FLUID TIGHTNESS OF THE HYDRAULIC COOLING CIRCUIT OF A VEHICLE ENGINE COMPRISING WHEEL MEMBERS, FENDER MEAND DISPOSED OVER AT LEAST ONE WHEEL MEMBER AND INCLUDING BAFFLE MEANS SEPARATING SAID ENGINE FROM SAID ONE WHEEL MEMBER, EXPANSION VESSEL MEANS DISPOSED BETWEEN SAID FENDER MEANS AND BAFFLE MEANS, RADIATOR MEANS DISPOSED ADJACENT SAID ONE WHEEL MEMBER, AND HOSE MEANS NORMALLY FILLED WITH LIQUID INTERCONNECTING SAID RATIATOR MEANS AND EXPANSION VESSEL MEANS SO THAT THE POINT OF CONNECTION IN SAID EXPANSION VESSEL MEANS IS LOWER THAN THE POINT OF CONNECTION IN SAID RADIATOR MEANS.
Claim 2
Independent Claim
96 words
A DEVICE FOR PRESERVING THE FLUID TIGHTNESS OF THE HYDRAULIC COOLING CIRCUIT OF A VEHICLE ENGINE COMPRISING WHEEL MEMBERS, FENDER MEAND DISPOSED OVER AT LEAST ONE WHEEL MEMBER AND INCLUDING BAFFLE MEANS SEPARATING SAID ENGINE FROM SAID ONE WHEEL MEMBER, EXPANSION VESSEL MEANS DISPOSED BETWEEN SAID FENDER MEANS AND BAFFLE MEANS, RADIATOR MEANS DISPOSED ADJACENT SAID ONE WHEEL MEMBER, AND HOSE MEANS NORMALLY FILLED WITH LIQUID INTERCONNECTING SAID RATIATOR MEANS AND EXPANSION VESSEL MEANS SO THAT THE POINT OF CONNECTION IN SAID EXPANSION VESSEL MEANS IS LOWER THAN THE POINT OF CONNECTION IN SAID RADIATOR MEANS.
References Cited (Backward Citations)
US1110606A
Cited
US1676045A
Cited
US2086441A
Cited
US2343145A
Cited
US2684123A
Cited
US3083701A
Cited
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 |