US3315464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat-exchange system
Assignee: Individual
•
Filing: 1961-07-06
•
Granted: 1967-04-25
•
Expires: 1981-07-06
Abstract
No abstract record available.
Inventors
- 👤 Perez M Hayden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:12
CPC Classifications
F; F28; F28F; F28F9/00; F28F9/26; F01; F01P; F01P11/00; F01P11/08; F28D; F28D1/00; F28D1/02; F28D1/04; F28D1/0408; F28F1/00; F28F1/10; F28F1/105; F28F1/42; F28F13/00; F28F13/06; F01P2060/00; F01P2060/04; F01P2060/045; Y; Y10; Y10S; Y10S60/00; Y10S60/912
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A HEAT-EXCHANGE SYSTEM ADAPTED TO COOL THE OIL EMPLOYED IN CONNECTION WITH THE OPERATION OF AN ENGINE DRIVEN TORQUE CONVERTER, COMPRISING: AN ENGINE; A RADIATOR MEANS CONNECTING SAID RADIATOR TO SAID ENGINE FOR CIRCULATING COOLANT FROM SAID RADIATOR THROUGH SAID ENGINE; CONDUIT MEANS FOR COOLING SAID OIL POSITIONED WITHIN SAID RADIATOR WITH THE EXTERIOR WALL OF SAID CONDUIT MEANS BEING IN HEAT-EXCHANGE RELATIONSHIP WITH SAID COOLANT; A TORQUE CONVERTER DRIVEN BY SAID ENGINE; A HEAT EXCHANGER FOR COOLING SAID OIL; AND MEANS CONNECTING SAID TORQUE CONVERTER WITH SAID HEAT EXCHANGER AND WITH SAID CONDUIT MEANS FOR CIRCULATING THE OIL IN SAID TORQUE CONVERTER THROUGH SAID HEAT EXCHANGER AND THROUGH SAID CONDUIT MEANS.
Claim 2
Dependent Claim
112 words
A HEAT-EXCHANGE SYSTEM ADAPTED TO COOL THE OIL EMPLOYED IN CONNECTION WITH THE OPERATION OF AN ENGINE DRIVEN TORQUE CONVERTER, COMPRISING: AN ENGINE; A RADIATOR MEANS CONNECTING SAID RADIATOR TO SAID ENGINE FOR CIRCULATING COOLANT FROM SAID RADIATOR THROUGH SAID ENGINE; CONDUIT MEANS FOR COOLING SAID OIL POSITIONED WITHIN SAID RADIATOR WITH THE EXTERIOR WALL OF SAID CONDUIT MEANS BEING IN HEAT-EXCHANGE RELATIONSHIP WITH SAID COOLANT; A TORQUE CONVERTER DRIVEN BY SAID ENGINE; A HEAT EXCHANGER FOR COOLING SAID OIL; AND MEANS CONNECTING SAID TORQUE CONVERTER WITH SAID HEAT EXCHANGER AND WITH SAID CONDUIT MEANS FOR CIRCULATING THE OIL IN SAID TORQUE CONVERTER THROUGH SAID HEAT EXCHANGER AND THROUGH SAID CONDUIT MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |