US3605703A
Expired / Lapsed
US
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Fuel injection
Assignee: Motors Liquidation Co
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Filing: 1970-05-22
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Granted: 1971-09-20
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Expires: 1990-05-22
Abstract
Abstract A SOLENOID OPERATED FUEL INJECTOR DISCHARGES INTO AN INTERNAL COMBUSTION ENGINE INDUCTION PASSAGE ADJACENT THE COMBUSTION CHAMBER INTAKE PORT. FUEL IS SUPPLIED TO THE INJECTOR THROUGH A TUBULAR FUEL RAIL WHICH IS RECEIVED BY AND CLAMPED IN A RECESS AT THE TOP OF THE INJECTOR. A THERMISTOR SENSES INJECTOR TIP TEMPERATURE AND CONTROLS THE DURATION OF ENERGIZATION OF THE SOLENOID TO COMPENSATE FOR A REDUCTION IN FUEL DELIVERY AT HIGH TEMPERATURES.
Inventors
- 👤 John W Moulds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:51
CPC Classifications
F; F02; F02M; F02M69/00; F02M69/46; F02M69/462; F02M69/465; F02D; F02D1/00; F02D41/00; F02D41/30; F02M51/00; F02M51/06; F02M51/061; F02M51/0625; F02M51/0664; F02M51/0671; F02M51/0675; F02M51/08; F02M61/00; F02M61/14; F02M61/145; F02D2200/00; F02D2200/02; F02D2200/06; F02D2200/0606; F02D2700/00; F02D2700/02; F02D2700/0269; F02D2700/0282; F02D2700/0284; F02D2700/0294; F02M2200/00; F02M2200/50; F02M2200/507
Claims Analysis
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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) | 1974-09-19 | 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 |