Title:
CIRCUIT BREAKER COMBINED DRIVE SHAFT
Document Type and Number:
WIPO Patent Application WO/2018/090305
Kind Code:
A1
Abstract:
Disclosed is a circuit breaker combined drive shaft in the technical field of high-voltage electrical components, which comprises a shaft body (1), the shaft body (1) being provided with an inner end (2) and an outer end (3), and the shaft body (1) also comprising an inner shaft (4) and an outer shaft (5); the outer shaft (5) being a cylindrical structure; the inner shaft (4) being inside the outer shaft (5); an inner end (2) of the inner shaft (4) being provided with a first input drive crank arm (6), and an outer end (3) thereof being provided with a first output drive arm (7); an inner end (2) of the outer shaft (5) being provided with a second input drive crank arm (8), and an outer end (3) thereof being provided with a second output drive arm (9); an outer side of the outer shaft (5) also provided with a groove (10) of a mounting portion; an inner side of the outer shaft (5) and an outer side of the inner shaft (4) being provided with a projection ring and a groove (11) which cooperate with each other; and the outer shaft (5) being composed of two individual parts separated along a central line. When such a combined drive shaft is mounted to a circuit breaker, it has the advantage of ensuring normal use.
Inventors:
ZHAO SHUILIAN (CN)
Application Number:
PCT/CN2016/106310
Publication Date:
May 24, 2018
Filing Date:
November 17, 2016
Export Citation:
Assignee:
ZHAO SHUILIAN (CN)
International Classes:
H01H3/32; H01H9/16
Foreign References:
| CN105551843A | 2016-05-04 | |||
| CN205376386U | 2016-07-06 | |||
| CN205211672U | 2016-05-04 | |||
| US4655098A | 1987-04-07 |
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