Exhaust fan with removable face cover

Details Exhaust fan with removable face cover Exhaust fan with removable face cover

1980-05-27

1982-10-12

Smith, Leonard E.

Rotary kinetic fluid motors or pumps

Working fluid passage or distributing means associated with...

Casing with axial, conical flow runner

415201, F04D 2952

Patent

active

043536808

ABSTRACT:
An exhaust fan with a motor for driving rotatable fan blades, a case for mounting and surrounding a motor supporting frame, and a face cover detachably mounted on the case, the cover and case having portions for engagement with each other for limiting movement of the cover to a predetermined distance by engaging each other when the cover becomes disengaged from the case.

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