Filter element provided with channels of variable dimensions...

Details Filter element provided with channels of variable dimensions... Filter element provided with channels of variable dimensions...

2006-12-06

2009-08-04

Smith, Duane (Department: 1797)

Gas separation

With separating media bypass or system gas pressure relief

C055S313000, C055S497000, C055S521000, C210S131000

Reexamination Certificate

active

07569087

ABSTRACT:
A filter element comprises a filter medium (1) with an inflow and an outflow side wherein at least one channel (2) which is variable in its dimensions is associated to the filter medium (1). An arrangement comprises a filter element and a flow channel, wherein the flow channel can be at least partially closed and opened by means of the filter element. Such a filter element and such an arrangement solve the objective to realize a filter system which ensures an engine-friendly operation mode and a long service life of the filter element.

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