Title:
AIR CIRCUIT BREAKER
Document Type and Number:
WIPO Patent Application WO/2022/156816
Kind Code:
A1
Abstract:
The present disclosure provides an air circuit breaker, comprising a contact system, an operating mechanism, a base, and an arc extinguishing chamber assembly which is mounted extending upwards and downwards in the base. The air circuit breaker also comprises a movable busbar and static busbar which are fixedly connected to the base. The static busbar and the movable busbar extend approximately up and down, and the static busbar and the movable busbar extend upwards and downwards out of the base respectively. The length of a current-carrying conductor of the air circuit breaker of the present disclosure is reduced, the current-carrying capacity is increased, and the heat generation of the circuit breaker is reduced.
Inventors:
LIU LEI (CN)
LIN XINDE (CN)
YIN GUOTING (CN)
ZHONG JIANYI (CN)
ZHANG JINQUAN (CN)
LIN XINDE (CN)
YIN GUOTING (CN)
ZHONG JIANYI (CN)
ZHANG JINQUAN (CN)
Application Number:
PCT/CN2022/073812
Publication Date:
July 28, 2022
Filing Date:
January 25, 2022
Export Citation:
Assignee:
XIAMEN HONGFA ELECTRICAL SAFETY & CONTROLS CO LTD (CN)
International Classes:
H01H73/18; H01H73/04; H01H73/20
Foreign References:
| CN214152830U | 2021-09-07 | |||
| GB1158351A | 1969-07-16 | |||
| CN207381291U | 2018-05-18 | |||
| CN112017908A | 2020-12-01 |
Attorney, Agent or Firm:
BEIJING INTELLEGAL INTELLECTUAL PROPERTY AGENT LTD. (CN)
Download PDF:
Previous Patent: CONTACT PIN WINDING TYPE STATOR AND ELECTRIC MOTOR
Next Patent: CONTENT EXTRACTION METHOD AND APPARATUS
Next Patent: CONTENT EXTRACTION METHOD AND APPARATUS