US 12,121,981 B2
Electric tool
Kota Kitamura, Mie (JP); Itaru Murui, Nara (JP); Naoki Tsujimoto, Mie (JP); Kotaro Momoeda, Mie (JP); and Akito Nakamura, Mie (JP)
Assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka (JP)
Appl. No. 17/766,914
Filed by Panasonic Intellectual Property Management Co., Ltd., Osaka (JP)
PCT Filed Sep. 18, 2020, PCT No. PCT/JP2020/035459
§ 371(c)(1), (2) Date Apr. 6, 2022,
PCT Pub. No. WO2021/070597, PCT Pub. Date Apr. 15, 2021.
Claims priority of application No. 2019-186370 (JP), filed on Oct. 9, 2019.
Prior Publication US 2022/0410283 A1, Dec. 29, 2022
Int. Cl. B23B 45/02 (2006.01); B25B 21/00 (2006.01); B25F 5/00 (2006.01)
CPC B23B 45/02 (2013.01) [B25F 5/00 (2013.01)] 16 Claims
OG exemplary drawing
 
1. An electric tool comprising:
a pressure-sensitive sensor configured to sense pressing force which is externally provided;
a support supporting the pressure-sensitive sensor;
an output shaft configured to hold a tip tool and be rotated relative to the support by motive power provided from an electric motor with the output shaft holding the tip tool; and
a controller configured to control rotation of the output shaft in accordance with an output according to the pressing force, the output being output from the pressure-sensitive sensor,
the output shaft being coupled to a rotary shaft of the electric motor via a plurality of gears, and
the support having a through hole, the output shaft extending through the through hole and protruding forward beyond the support, and the pressure-sensitive sensor supported by the support being disposed around the output shaft.