Vehicle power steering flush apparatus and method

Details Vehicle power steering flush apparatus and method Vehicle power steering flush apparatus and method

1990-03-01

1991-05-14

Morris, Theodore

Cleaning and liquid contact with solids

Processes

Hollow work, internal surface treatment

134 2212, 134 2214, 134 2218, 134169A, B08B 300, B08B 900

Patent

active

050153013

ABSTRACT:
The method of flushing a vehicle power steering apparatus enclosure that contains first pressure fluid includes providing a container having a first zone for reception of a predetermined quantity of flushing liquid, and having a second fluid pressure zone, the container having an inlet for filling flushing liquid into the first zone; providing a pusher in the container to extend between such zones; connecting flushing liquid delivery apparatus with the container to receive pressurized flushing liquid displaced under pressure from the first zone in response to movement of the pusher; connecting a vehicle power steering apparatus enclosure with the delivery apparatus to receive pressurized flushing liquid to flush the steering apparatus; and connecting a source of fluid pressure with the second zone for pressurally displacing the pusher toward the first zone to pressurize the flushing liquid, expelling a predetermined quantity thereof to the delivery apparatus and to the power steering apparatus, for flushing same.

REFERENCES:
patent: 3180759 (1965-04-01), Falk
patent: 4597416 (1986-07-01), Scales
patent: 4606363 (1986-08-01), Scales
patent: 4791890 (1988-12-01), Miles et al.
patent: 4877043 (1989-10-01), Carmichael et al.

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