Title:
SHAVER AND BLADE CONNECTION SHAFT
Document Type and Number:
WIPO Patent Application WO/2020/019197
Kind Code:
A1
Abstract:
A shaver and a blade connection shaft (3). The blade connection shaft (3) comprises a connection body (31) and a connection head (34); the connection body (31) has a rotation axis (33); the connection head (34) comprises a rotation shaft (35) of which one end is connected to the connection body (31), and at least two driving blocks (36) rotatably symmetrically provided on the end portion of the other end of the rotation shaft (35); the driving blocks (36) are protruded from a surface of a corresponding end portion of the rotating shaft (35) along a radial direction of the rotation shaft (35); and the at least two driving blocks (36) form the connection head portion (34), thereby increasing a distance between the side surface of the driving block (36) and a contact point of a sidewall of a recessed cavity (12) of a cutting unit (1) and an axis (350) of the rotating shaft (35), so that torque can be increased during driving, and the driving force for driving the cutting unit (1) is improved.
Inventors:
MENG FANDI (CN)
QIU YUNFENG (CN)
QIU YUNFENG (CN)
Application Number:
PCT/CN2018/097048
Publication Date:
January 30, 2020
Filing Date:
July 25, 2018
Export Citation:
Assignee:
SOOCAS SHENZHEN TECH CO LTD (CN)
International Classes:
B26B19/38
Foreign References:
| CN101362341A | 2009-02-11 | |||
| CN207415432U | 2018-05-29 | |||
| CN1089897A | 1994-07-27 | |||
| CN1738700A | 2006-02-22 | |||
| US20110030220A1 | 2011-02-10 |
Attorney, Agent or Firm:
SHENZHEN ZHONGYI UNION INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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