Patent ID: 8146195
Filing Date: 2012-04-03
Classification: A47L

Abstract:
1. A cleaning device, comprising: a case having a sweeping space, a chamber located corresponding to the sweeping space, a collar mounted to the case and a plurality of first pivotal positions arranged to the case; a handle unit having a handle and a yoke member connected to an end of the handle, two ends of the yoke member pivotally connected to the case; a cleaning unit having an elongate roller and the roller including a plurality of plates extending radially therefrom, the roller pivotally connected to the case and two gears connected to the roller, each of the gears having a plurality of teeth which protrude out from the case, a plurality of cleaning disks driven by the gears and each of the cleaning disks having a central hole and a plurality of gaps defined around the central hole, the teeth engaging with the gaps and removably extending through the gaps, each of the cleaning disks having a plurality of brushes, a collection box received in the chamber and having an entrance which faces the sweeping space; a wheel unit having a plurality of shanks and wheels connected to the shanks, the shanks disposed at a same side with the cleaning device, the shanks pivotally connected to a first slot defined in a first link which is connected to the case, a first end of the first link pivotally connected to a second slot defined in a first end of a second link, a second end of the first link pivotally connected to the first pivotal position of the case, a second end of the second link connected with a transverse rod which has a plurality of pushers extending therefrom, the entrance located between two end rods between which a shaft is connected, a plurality of torsion springs located between the end rods and the shaft, a door connected to the shaft and the pushers contacting the door which is capable of closing the entrance of the collection box; and a mopping unit having a board with multiple mopping members connected thereto and the board connected to the collar of the case.