Patent ID: 11857907
Assignee: DONALDSON COMPANY, INC.
Field: Chemical engineering (Chemistry)
Classification: CPC B  F | IPC B  F

Claim 14:
15. An air filter cartridge comprising:
(a) a filter media pack; and,
(b) a housing seal arrangement;
(i) the housing seal arrangement defining an air flow passageway;
(ii) the housing seal arrangement including a first radial seal member having a first radial seal surface oriented to releasably, sealingly, engage an air cleaner in use;
(iii) the first radial seal surface defining a perimeter direction in extension around the flow passageway;
(iv) the first radial seal surface including a first projection/recess seal surface section having at least one projection/recess amplitude, on at least one side thereof, of at least 5 mm; and,
(v) the first radial seal surface including a non-projection/recess seal surface definition of at least 30% of the perimeter direction in extension around the flow passageway.