US3554849A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automotive vehicle with auxiliary motive-power source
Assignee: Linde GmbH
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Filing: 1968-12-16
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Granted: 1971-01-12
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Expires: 1988-12-16
Abstract
Abstract AN AUTOMOTIVE VEHICLE HAS AN AUXILIARY POWER SOURCE COMPRISING A COLD-VAPOR ENGINE RUNING OFF THE NORMALLY WASTED HEAT OF THE EXHAUST GAS AND/OR OF THE LUBRICANT AS GNERATED BY ITS INTERNAL-COMBUSTION ENGINE. THIS COLDVAPOR ENGINE CONVERTS THE ABSTRACTED HEAT INTO MECHANICAL WORK WHICH IS USED TO RUN THE VEHICULAR COOLING, AIRCONDITIONING OR OTHER SYSTEM. THE COLD-VAPOR FLIUD USED FOR THIS AUXILIARY POWER SOURCE IS A REFRIGERANT WHICH IS PREHEATED IN A COIL IN THE MOTOR OIL AND FURTHER HEATED BY THE EXHAUST GAS PRIOR TO DRIVING AN EXPANSION ENGINE, E.G. A ROTARY DISPLACEMENT-TPYPE MOTOR.
Inventors
- 👤 Jakov Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:22
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/00421; F; F01; F01M; F01M5/00; F01M5/002; F02; F02B; F02B63/00; F02G; F02G5/00; F02G5/02; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |