| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce the cost associated with a dust box by suppressing the unit price of the dust box. <P>SOLUTION: In a power tool dust collecting device 30 mounted on a hammer drill 1, a seal ring 42, which forms a seal between an air intake opening 52 and an outlet 66 by coming into contact with the periphery of the outlet 66 provided for a lid body 64 when the dust box 62 is in a coupled state, is provided on the air intake opening 52 of an air intake chamber 37 accommodating a dust collecting fan 36. <P>COPYRIGHT: (C)2013,JPO&INPIT |
