Patent ID: 6385811
Filing Date: 2002-05-14
Classification: A47L

Abstract:
A suction head for a floor vacuum cleaner comprising:(a) a unitary plastic housing comprising a suction channel, a top side opening, inner surfaces, and pressure springs arranged in the housing, said suction channel comprising a vertically aligned, rectangular-shaped connection element comprising transverse bridges defining the suction channel laterally, said bridges having lower edges having curved rounded support surfaces, and wall surfaces extending parallel to the transverse bridges; (b) a vertically movable bristles carrier plate carrying bristles arranged in the housing; (c) a foot switch inserted in the opening for lowering the bristles carrier plate against the action of the pressure springs; (d) two vertically aligned, dimensionally stable screw domes arranged in the housing for guiding the bristles carrier plate and the pressure spring; (e) a bottom plate pivotally mounted on the connection element and on the inner surfaces of the housing, said bottom plate being supported on the curved rounded support surfaces of the connection element and rotatably interconnected with the wall surfaces of the connection element, said bottom plate comprising a bottom channel and a suction mouth feeding into the bottom channel, said suction mouth arranged on the underside of the housing and adjoining the connection element.