Method and apparatus for changing engine oil

Details Method and apparatus for changing engine oil Method and apparatus for changing engine oil

1989-01-19

1990-03-20

Cross, E. Rollins

Internal-combustion engines

Lubricators

Crankcase, pressure control

184 15, 1841051, F01M 100

Patent

active

049092057

ABSTRACT:
Disclosed herein is a method of and apparatus for changing oil and an oil filter in an engine or the like having an oil sump and a mount for an oil filter. The method includes the steps of draining or adding oil to the oil sump to or from an external reservoir by use of a manually or electrically actuated pumping action. Simultaneously, if desired, the method includes the steps of changing the oil filter at a remote disconnected position. The method can be carried out by various apparatus, each of which has a first portion permanently connected to the engine to establish oil communication from the existent oil sump and filter mount to quick-disconnect couplers joined to a removable second portion including an external oil reservoir and a mount for an oil filter.

REFERENCES:
patent: 3447636 (1969-06-01), Bonfilio
patent: 4417561 (1983-11-01), Yasuhara
patent: 4508195 (1985-04-01), Millet
patent: 4613014 (1986-09-01), Millet
patent: 4674456 (1987-06-01), Merritt

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