Remotely actuated oil drain for motor vehicles

Details Remotely actuated oil drain for motor vehicles Remotely actuated oil drain for motor vehicles

1983-01-31

1985-01-29

Schwadron, Martin P.

Fluid handling

With casing, support, protector or static constructional...

Vehicle

251144, 251293, 184 15, F16L 300

Patent

active

044959630

ABSTRACT:
An inexpensive owner installable remotely controlled drain valve for the crankcase of a motor vehicle utilizing a valve having a rotatable stem therein. Rigid extensions with universal joints therebetween are coupled between the valve stem and a locking means located under the hood of the vehicle. Rotation of the free end of the device opening and closing the valve to permit controlled drainage of the crankcase.

REFERENCES:
patent: 400944 (1889-04-01), Powell
patent: 1322979 (1919-11-01), Waite
patent: 1665288 (1928-04-01), Taylor
patent: 2509426 (1950-05-01), Fransen
patent: 2621494 (1952-12-01), Cross
patent: 2657705 (1953-11-01), Gerhard et al.
patent: 3097663 (1963-07-01), Buchwald
patent: 3310133 (1967-03-01), Eaker
patent: 3650352 (1972-03-01), Schwary
patent: 3954250 (1976-05-01), Grace
patent: 4086981 (1978-05-01), Mitsui
patent: 4319664 (1982-03-01), Price et al.
patent: 4361310 (1982-11-01), Cummins

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