Portable automobile engine oil suction pump

Details Portable automobile engine oil suction pump Portable automobile engine oil suction pump

1990-07-12

1991-09-03

Yeung, James C.

Lubrication

Automobile crank and gear case service

184108, 417410, 418170, F16N 3300

Patent

active

050444697

ABSTRACT:
This invention aims at providing a portable type of automobile engine oil suction pump which features a simple construction and a luminous indication lamp to warn its users of the exhaustion of the engine oil. This invention provides the improved structure of a portable type of automobile engine oil suction pump. Its main features are: an inner gear set comprising an inner ring gear and a pinion gear in the interior of two circular disks; and, an eccentric, convex, crescent-shaped block having an inner concave edge in touch with the pinion, and located eccentric to the ring gear with its convex side jointly set with the pinion to form an outer peripheral shape so as to enable one side of the inner ring gear to be engaged by the pinion, and the other side to keep in touch with the convex face of the eccentric crescent block, so as to allow the inner pinion to directly join with the revolving shaft of the motor to cause the ring gear to rotate.

REFERENCES:
patent: 2482713 (1949-09-01), Jones
patent: 2635550 (1953-04-01), Granberg
patent: 3048119 (1962-08-01), Tydeman
patent: 3576379 (1971-04-01), Parise
patent: 3679334 (1972-07-01), Keldrauk

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