Patent ID: 8567005

Claim:
A surface cleaning apparatus comprising: (a) a fluid flow path including a dirt inlet and a clean air outlet with a suction motor and a treatment member provided in the fluid flow path; (b) a first part of the surface cleaning apparatus having an opening and a second part of the surface cleaning apparatus having a key receiving portion, the second part comprises an air flow conduit and forms a portion of the fluid flow path, the second part has an outer surface and an inner surface, the inner surface defining the portion of the fluid flow path, the key receiving portion having a depth and terminating prior to the inner surface; and, (c) a key insertable into the opening and the key receiving portion; (d) an anti-rotation member provided on an outer surface of the second part, and the first part having a mating anti-rotation member, wherein the opening is provided through the mating anti-rotation member, and the key receiving portion is defined by a discontinuity in the anti-rotation member whereby the first part and the second part are secured together when the key is inserted.