Title:
ELECTRIC SCREWDRIVER
Document Type and Number:
WIPO Patent Application WO/2020/181768
Kind Code:
A1
Abstract:
Disclosed is an electric screwdriver (100), comprising a first fixed housing (156) configured to fix a motor (153) and a driver head adapter shaft (154), a mounting hole (156b) being formed on the first fixed housing; and a second fixed housing (157) formed with a fixing groove (157a) for fixing a power supply (152), a fixing hole (157b) being formed on the second fixed housing. The inner wall of a shell (11) is provided with a first connection hole (113a) and a second connection hole (113b) which are distributed in a direction parallel to a central axis; when the first connection hole is connected to the mounting hole with a screw (16) and the second connection hole is connected to the fixing hole with a screw, the first fixed housing and the second fixed housing may be connected to the shell.
Inventors:
TONG SHUBIN (CN)
Application Number:
PCT/CN2019/112135
Publication Date:
September 17, 2020
Filing Date:
October 21, 2019
Export Citation:
Assignee:
NANJING CHERVON IND CO LTD (CN)
International Classes:
B25B21/00; B25F5/00
Foreign References:
| CN204171935U | 2015-02-25 | |||
| US4869131A | 1989-09-26 | |||
| GB2185078A | 1987-07-08 | |||
| DE20308714U1 | 2003-08-14 | |||
| CN204366846U | 2015-06-03 | |||
| CN109176377A | 2019-01-11 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
Download PDF:
Previous Patent: DISPLAY PANEL, CONTROL METHOD THEREOF, AND DISPLAY APPARATUS
Next Patent: LASER COMPOUND LIGHT SOURCE
Next Patent: LASER COMPOUND LIGHT SOURCE