Patent ID: 11896923
Assignee: VOLVO TRUCK CORPORATION
Field: Chemical engineering (Chemistry)
Classification: CPC B | IPC B

Claim 13:
14. A method, comprising:
attaching an air filter unit to an filter holder portion of a support member when the air filter unit is in an extended position in which at least a part of the filter holder portion is outside a filter cavity defined by an air filter housing, the air filter housing configured to receive unfiltered air and output filtered air by passage through the air filter unit, the air filter housing comprising an outlet for filtered air; and
moving the filter holder portion carrying the air filter unit from the extended position to a retracted position in which an entirety of the filter holder portion is inside the filter cavity, the support member comprising an outlet sealing member arranged between the filter holder portion and the outlet of the filter housing, the outlet sealing member being an expansible and retractable member.