US3265048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooling system
Assignee: American Motors Corp
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Filing: 1964-10-14
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Granted: 1966-08-09
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Expires: 1984-10-14
Abstract
No abstract record available.
Inventors
- 👤 Leroy J Herbon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:42
CPC Classifications
F; F01; F01P; F01P11/00; F01P11/02; F01P11/0204; F01P11/0209; F01P11/0238
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A COOLING SYSTEM FOR AN INTERNAL COMBUSTION ENGINE COMPRISING: (A) AN INTERNAL COMBUSTION ENGINE HAVING A COOLANT JACKET; (B) A HOLLOW RADIATOR HAVING AN INLET AND AN EXIT CONNECTED TO SAID JACKET FOR CIRCULATION OF A LIQUID COOLANT BETWEEN SAID RADIATOR AND JACKET, SAID RADIATOR ALSO HAVING A FILLER NECK, SAID FILLER NECK BEING LOCATED AT AN ELEVATION ABOVE SAID INLET AND EXIT, SAID FILLER NECK HAVING AN INTERNAL VALVE SEAT THEREIN, SAID FILLER NECK HAVING AN OVERFLOW EXTENSION LOCATED ABOVE SAID VALVE SEAT; (C) A RADIATOR CAP CLOSING SAID FILLER NECK ABOVE SAID OVERFLOW EXTENSION, SAID RADIATOR CAP HAVING A PRESSURE RELIEF VALVE CONTACTING SAID VALVE SEAT AND CONTROLLING MOVEMENT OF COOLANT FROM SAID RADIATOR BETWEEN SAID VALVE AND SAID SEAT, SAID PRESSURE RELIEF VALVE HAVING A VACUUM RELIEF VALVE THEREIN THAT IS IN OPEN POSITION AT SUBSTANTIALLY ATMOSPHERIC PRESSURE AND SUB-ATMOSPHERIC PRESSURES; (D) A PUMP FOR CIRCULATING A LIQUID COOLANT THROUGH SAID JACKET AND SAID RADIATOR;
Claim 2
Dependent Claim
158 words
A COOLING SYSTEM FOR AN INTERNAL COMBUSTION ENGINE COMPRISING: (A) AN INTERNAL COMBUSTION ENGINE HAVING A COOLANT JACKET; (B) A HOLLOW RADIATOR HAVING AN INLET AND AN EXIT CONNECTED TO SAID JACKET FOR CIRCULATION OF A LIQUID COOLANT BETWEEN SAID RADIATOR AND JACKET, SAID RADIATOR ALSO HAVING A FILLER NECK, SAID FILLER NECK BEING LOCATED AT AN ELEVATION ABOVE SAID INLET AND EXIT, SAID FILLER NECK HAVING AN INTERNAL VALVE SEAT THEREIN, SAID FILLER NECK HAVING AN OVERFLOW EXTENSION LOCATED ABOVE SAID VALVE SEAT; (C) A RADIATOR CAP CLOSING SAID FILLER NECK ABOVE SAID OVERFLOW EXTENSION, SAID RADIATOR CAP HAVING A PRESSURE RELIEF VALVE CONTACTING SAID VALVE SEAT AND CONTROLLING MOVEMENT OF COOLANT FROM SAID RADIATOR BETWEEN SAID VALVE AND SAID SEAT, SAID PRESSURE RELIEF VALVE HAVING A VACUUM RELIEF VALVE THEREIN THAT IS IN OPEN POSITION AT SUBSTANTIALLY ATMOSPHERIC PRESSURE AND SUB-ATMOSPHERIC PRESSURES; (D) A PUMP FOR CIRCULATING A LIQUID COOLANT THROUGH SAID JACKET AND SAID RADIATOR;
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |