Title:
VACUUM CIRCUIT BREAKER
Document Type and Number:
WIPO Patent Application WO/2020/246039
Kind Code:
A1
Abstract:
The vacuum circuit breaker is provided with: an insulating rod (18) disposed inside a grounded tank (5); a drive conductor (17) connected to the insulating rod (18); a first bushing (4a) and a second bushing (4a) connected to a side surface of the grounded tank (5); vacuum valves (2, 3) having movable contacts (2b, 3b); levers (10, 11) each being pivotably connected at one end (10a, 11a) to the insulating rod (18) or to the drive conductor (17); movable-side conductors (16a, 16b) each being electrically connected at one end (162a, 162b) to a respective movable contact (2b, 3b); and links (14, 15) each being pivotably connected at one end (141, 151) to the other end (161a, 161b) of a respective movable-side conductor (16a, 16b) and pivotably connected at the other end (142, 152) to the other end (10b, 11b) of a respective lever (10, 11).
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WO/2013/102286 | VACUUM BREAKER WITH CLOSING HOLDING DEVICE |
WO/2005/029525 | MEDIUM VOLTAGE VACUUM CIRCUIT INTERRUPTER |
JP6903232 | Circuit breaker |
Inventors:
YOSHITOMO YUJI (JP)
SUGINO KAZUKI (JP)
SUGINO KAZUKI (JP)
Application Number:
PCT/JP2019/022801
Publication Date:
December 10, 2020
Filing Date:
June 07, 2019
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H01H33/666; H02B13/035
Foreign References:
JP2016127744A | 2016-07-11 | |||
JP2002051415A | 2002-02-15 | |||
JPS56167444U | 1981-12-11 | |||
JP2016127744A | 2016-07-11 |
Other References:
See also references of EP 3982389A4
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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