Title:
ELECTRIC TOOL
Document Type and Number:
WIPO Patent Application WO/2022/143637
Kind Code:
A1
Abstract:
An electric tool (100), comprising a housing (10), a motor (2) located in the housing (10), and a clutch assembly (31) driven by the motor (2). The clutch assembly (31) comprises an intermediate shaft (311) and an elastic member (313) and a clutch block sleeved on the intermediate shaft (311), one end of the elastic member (313) is supported on the intermediate shaft (311), and the other end is supported on the clutch block. The clutch block comprises a friction plate (315), a nut (314) and a gear (312); the motor (2) drives the gear (312) to rotate; one end of the nut (314) is supported on one side of the gear (312), the other end passes through the gear (312) and is clamped to the friction plate (315), and the nut (314) is threadedly connected to the intermediate shaft (311) and drives the friction plate (315) to extrude on the elastic member (313).
Inventors:
SONG JUHUI (CN)
PENG YICHAO (CN)
PENG YICHAO (CN)
Application Number:
PCT/CN2021/141991
Publication Date:
July 07, 2022
Filing Date:
December 28, 2021
Export Citation:
Assignee:
JIANGSU DONGCHENG TOOLS TECH CO LTD (CN)
International Classes:
F16D7/02
Foreign References:
| CN112576638A | 2021-03-30 | |||
| GB1474653A | 1977-05-25 | |||
| US3741527A | 1973-06-26 | |||
| DE3942806A1 | 1991-06-27 | |||
| CN205734746U | 2016-11-30 | |||
| CN107420509A | 2017-12-01 |
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