Liquid purification or separation – Plural distinct separators – Filters
Patent
1998-04-06
2000-02-22
Savage, Matthew O.
Liquid purification or separation
Plural distinct separators
Filters
210444, 210450, 210453, B01D 3530
Patent
active
060276460
ABSTRACT:
A canister oil filter for an internal combustion engine comprising a plurality of filter elements with seals on each end of each filter, the filters being stacked end to end within the tubular housing, an oil inlet and outlet disposed in one end of the canister and a spring biased retainer collar, which keeps pressure on all of the end seals, disposed in the same end of the canister as the oil inlet and outlet with the bias of the spring and the force from the impinging incoming oil acting generally in the same direction, to form a canister with improved filter sealing.
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Caterpillar Inc.
Hickman Alan J.
Savage Matthew O.
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