Title:
ELECTRIC TIGHTENING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/184722
Kind Code:
A1
Abstract:
Disclosed is an electric tightening device. The electric tightening device comprises a device main body, a tightening module (2), a power supply module, an angle adjusting module (4), a control module and a connecting member (3). The device main body comprises an operating rod and a tool main body; the tool main body is connected to the operating rod by means of the connecting member (3); the tightening module (2) is mounted on the tool main body; the angle adjusting module (4) is mounted on the tool main body and is connected to the connecting member (3), so as to drive the tool main body to rotate; the power supply module is mounted on the device main body and is respectively electrically connected to the tightening module (2), the angle adjusting module (4) and the control module; and the control module is respectively electrically connected to the angle adjusting module (4) and the tightening module (2).
Inventors:
YANG FANG (CN)
WANG LEI (CN)
TANG XIAOLIANG (CN)
WANG LEI (CN)
TANG XIAOLIANG (CN)
Application Number:
PCT/CN2020/118479
Publication Date:
September 23, 2021
Filing Date:
September 28, 2020
Export Citation:
Assignee:
QINGYUAN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID CORP (CN)
International Classes:
B25B21/00; B25F5/00
Foreign References:
CN111168615A | 2020-05-19 | |||
CN111300322A | 2020-06-19 | |||
CN211439745U | 2020-09-08 | |||
CN205521121U | 2016-08-31 | |||
CN107796349A | 2018-03-13 | |||
CN207475068U | 2018-06-08 | |||
DE19754165A1 | 1999-06-10 | |||
US20180126541A1 | 2018-05-10 | |||
US20160344170A1 | 2016-11-24 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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