| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an electric tool and a power tool having silent operation noise and capable of performing a fastening operation in accordance with the type of a fastening fitting. <P>SOLUTION: An electronic impact driver 1 includes a connection 41C connected to a motor 3 having a main power shaft 31, and rotational force from the motor 3 is transmitted to a hammer 42 via the connection 41C. The rotational force of the hammer 42 is transmitted to an anvil 52. The hammer 42 is movable in an axial direction of an output shaft 31. The electronic impact driver 1 further includes a fixing part 44 fixing the movement of the hammer 42 in the axial direction. <P>COPYRIGHT: (C)2012,JPO&INPIT</p> |
