Patent ID: 8282695
Filing Date: 2012-10-09
Classification: B01D,F24F

Abstract:
1. An air conditioner comprising: a dust catch filter interposed between an inlet and a heat exchanger, a cleaning unit that removes a dust caught by the filter, the cleaning unit having a dust box equipped with a cleaner for removing the dust caught on a surface of the filter, and a first driver for moving either the filter or the cleaning unit, and a second driver provided with a cleaner drive motor for driving the cleaner, wherein the second driver is configured to move the cleaner to outside of the dust box and to bring the cleaner into contact with the filter when the cleaning unit starts cleaning the filter, and the second driver is configured to separate the cleaner from the filter and to put the cleaner into the dust box when the cleaning unit finishes cleaning the filter, wherein the cleaning unit further includes a filter hold unit for holding a back side of the filter, and the filter is sandwiched between the dust box and the filter hold unit, wherein the cleaner is supported so as to be rotatable around a rotary shaft which is fixed in the dust box, wherein the dust box is removably positioned with respect to a frame disposed in a casing and comprises: a reservoir for storing the dust removed by the cleaner, a reclosable cover reclosably attached to the reservoir, and a dust collection brush that recovers the dust removed by the cleaner in the reservoir, wherein the cleaner is rotatably supported at both ends of the reservoir by means of a rotary shaft, and comprises a first urging member for urging the cleaner toward inside of the reservoir, wherein the dust collection brush is rotatably supported at the both ends of the reservoir by a rotary shaft, and comprises a second urging member for urging the dust collection brush toward the cleaner and a lever joined to one end of the rotary shaft of the dust collection brush, wherein the reclosable cover comprises an arm opposing the lever, and wherein the arm is in contact with the lever when the reclosable cover is closed to separate the dust collection brush from the cleaner.