Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Reexamination Certificate
2007-04-10
2007-04-10
Snider, Theresa T. (Department: 1744)
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
C015S340300, C015S371000, C015S372000
Reexamination Certificate
active
10689070
ABSTRACT:
A robot cleaner with a pivotable brush which pivots in accordance with a condition of a floor surface to be cleaned. The pivotal brush prevents overload to a suction motor caused by excessive contact of the brush with the floor surface to be cleaned. The robot cleaner includes a robot cleaner body with a hinge receiving portion, a brush frame with a hinge protrusion pivotally connected to the hinge receiving portion, and a suction port sealingly connected with the dust suction portion of the robot cleaner body. A brush cover is detachable from the brush frame via a brush cover locking mechanism. A rotatable brush is rotatably disposed between the brush frame and the brush cover.
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Blank Rome LLP
Samsung Gwangju Electronics Co. Ltd.
Snider Theresa T.
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