Roller brush device and surface cleaning apparatus
AssigneeVersuni Holding B.V.
InventorsChuang GE, Haixin WANG
Life of this patent
Estimating the term…
Abstract
Provided is a roller brush device of a surface cleaning apparatus. The roller brush device including a base, a roller brush assembly, and a release device. The roller brush assembly detachably mounted to the base and including a roller brush shaft that rotates about an axis of the roller brush. The release device including a release operation member mounted on the roller brush assembly and configured to be actuated to release the locking between the base and the roller brush assembly and provide an assisting force for removing the roller brush assembly duration the actuation. In this way, the user may conveniently remove roller brush assembly with a very small force.
Claims13
A roller brush device comprising:
- a base;
- a roller brush assembly detachably mounted to the base and comprising a roller brush shaft that is configured to rotate about an axis of the roller brush;
- a release device comprising a release operation member mounted on the roller brush assembly and configured to be actuated to release a locking between the base and the roller brush assembly, and to provide an assisting force for removing the roller brush assembly duration the actuation;
- wherein the release operation member is a knob, and the release device further comprises an assisting device driven by the knob and characterized in that:
- the assisting device comprises a push rod mounted in the roller brush shaft and extending along the axis of the roller brush, and the push rod is configured to be driven to move along the axis of the roller brush away from the knob during rotation of the knob to abut against the base.
Dependencies are inferred from the claim text.