| 摘要 |
<p>Disclosed is an electric tool including: a stator formed with a hollow hole; a rotor including a rotary shaft which is inserted into the hollow hole and rotates and an iron core which is mounted on the rotary shaft and in which a plurality of slots are formed; a brush which is electrically connected with the rotor for supplying the current to the rotor; a blade which is mounted in one end of the rotor to guide the discharge direction of air generated by the driving of the brush and the rotor; a fan which is formed in order to face the brush on one end of the blade to include a plate in order to prevent the air from being leaked out between the rotor and the brush; and a housing to which the stator is inserted and which is adjacent with the fan to discharge the air flowing into the fan.</p> |
