ELECTRIC TOOL

WIPO Patent Application WO/2020/238950

A1

An electric tool (100), comprising: an output shaft (111) capable of rotating or swinging around a first axis (101); a mounting device (110) used for mounting a working accessory (200) to the electric tool, the mounting device having a working state and a mounting state; further comprising: a retaining mechanism (160), at least capable of providing a retaining force for retaining the mounting device in a state of allowing the disassembly/assembly of the working accessory; wherein the retaining mechanism comprises: a movable member (133); the output shaft forms a guide rail (1111) guiding the movement of the movable member, and the movable member can move to a first retaining position and a second retaining position along the guide rail; when the mounting device is in the mounting state and receives a rotation force applied by the working accessory, the rotation force enables the movable member to move to the first retaining position from the second retaining position, so that the mounting device is switched from the mounting state to the working state.

JP2024043556	Cutting method
JPH04109857	[Title of the device] The holder for grinding
JP5657126	Handheld machine tool tightening device

FU XIANGQING (CN)
HAO JINGDONG (CN)
CHEN LIANG (CN)
WU SHUMING (CN)

PCT/CN2020/092571

December 03, 2020

May 27, 2020

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NANJING CHERVON IND CO LTD (CN)

B24B45/00; B24B23/02; B25F1/02

WO2013115142A1

2013-08-08

CN109465716A	2019-03-15
CN202172770U	2012-03-28
US4730952A	1988-03-15
CN208663500U	2019-03-29
US10213897B2	2019-02-26
CN108698198A	2018-10-23

BEYOND ATTORNEYS AT LAW (CN)

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