US3606149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve and thermostat construction
Assignee: Eaton Corp
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Filing: 1969-04-22
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Granted: 1971-09-20
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Expires: 1989-04-22
Abstract
Abstract ATTACHMENT OF A VALVE AND AN ASSOCIATED THERMOSTAT DIRECTLY ON AN OUTLET FITTING OF AN ENGINE TO CONTROL COOLANT FLOW BETWEEN THE ENGINE AND A HEAT EXCHANGE MEANS REDUCES MANUFACTURE AND ASSEMBLY COST BY REDUCING THE NUMBER OF PARTS AND FACILITATING INSTALLATION. THE VALVE SEATS DIRECTLY AGAINST AN INTERNAL SURFACE OF THE FITTING BY MEANS OF A POWER UNIT HAVING ONE END CONNECTED TO AN INTERNAL PORTION OF THE FITTING. LIKEWISE THERMOSTAT GUIDE BRACKET IS ATTACHED TO THE FITTING.
Inventors
- 👤 Frank E Obermaier
- 👤 Nello L Benedetti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:34
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/02; G05D23/021; G05D23/022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |