| 摘要 |
An air purifying device of an air blower is provided to increase an engine output by arranging the air purifying device with a plurality of honeycomb-shaped holes in an air passing hole of an air blower housing. An air blower comprises a rotation shaft driven by the oil delivered from an oil pump; an impeller(18) fixed at one end of the rotation shaft through a nut; and a housing(12) having an air passing hole in which the rotation shaft and the impeller are embedded. The housing has one end with an oil inlet portion(12a) and the other end with an oil drain portion(12b). An air purifying unit(13) is arranged in the intermediate portion of the air passing hole of the housing in such a manner that the air purifying unit is detachable. The air purifying unit has honeycomb-shaped holes, and an outer surface coated with a catalyst coating layer.
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