US 12,384,001 B2
Electric tool
Ryosuke Otani, Anjo (JP); and Fumiyoshi Saito, Anjo (JP)
Assigned to MAKITA CORPORATION, Anjo (JP)
Filed by MAKITA CORPORATION, Anjo (JP)
Filed on Jul. 1, 2022, as Appl. No. 17/856,718.
Claims priority of application No. 2021-120299 (JP), filed on Jul. 21, 2021.
Prior Publication US 2023/0023204 A1, Jan. 26, 2023
Int. Cl. B24B 23/02 (2006.01); B25F 5/02 (2006.01)
CPC B24B 23/028 (2013.01) [B25F 5/02 (2013.01)] 14 Claims
OG exemplary drawing
 
1. An electric tool comprising:
a motor;
a first attachment portion for detachably attaching a first accessory;
a second attachment portion for detachably attaching a second accessory that is a different type of accessory from the first accessory;
a first intermediate member configured to be displaced by being directly or indirectly pressed by the first accessory when the first accessory is attached to the first attachment portion;
a second intermediate member configured to be displaced by being directly or indirectly pressed by the second accessory when the second accessory is attached to the second attachment portion; and
a first interlock member configured to mechanically move in conjunction with the respective displacements of the first intermediate member and the second intermediate member, and configured to be displaced in the same direction between when the first accessory is attached to the first attachment portion and when the second accessory is attached to the second attachment portion, and be cumulatively displaced when the first accessory and the second accessory are attached to the first attachment portion and the second attachment portion, respectively,
wherein the electric tool is configured in such a manner that power supply to the motor is permitted only in a state that the first interlock member is cumulatively displaced.