Title:
CIRCUIT BREAKER
Document Type and Number:
Japanese Patent JP2015056239
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a circuit breaker capable of easily achieving the duty to shut off, which is required for a high voltage circuit breaker and shortening the shut off time.SOLUTION: The circuit breaker includes: pressure vessels 1 and 2 filled with an electrical insulator; plural contact parts 7 and 9: an insulation spacer 3 that segments the pressure vessels 1 and 2 into the same number of contact parts to form internal spaces 101 and 102; and a spacer electrode 6 penetrating the insulation spacer 3 and is fixed to the insulation spacer 3. Each of the plural contact parts 7 and 9 has a contact and an operation section 29 that drives the contact. Each of the internal spaces 101 and 102 has a contact part. All contacts are electrically connected to each other in series via the spacer electrode 6. An operation section 29 drives the contacts.
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Inventors:
AMITA YOSHIAKI
KOSHIZUKA TADASHI
SATO MASAYUKI
KANETANI KAZUNAGA
MATSUI YUKI
KOSHIZUKA TADASHI
SATO MASAYUKI
KANETANI KAZUNAGA
MATSUI YUKI
Application Number:
JP2013187787A
Publication Date:
March 23, 2015
Filing Date:
September 10, 2013
Export Citation:
Assignee:
TOSHIBA CORP
International Classes:
H01H33/42; H01H31/32; H01H33/38; H01H33/64; H01H33/662; H01H33/666; H02B13/02
Attorney, Agent or Firm:
Mitsuharu Kiuchi