Title:
CONTACT POINT SWITCH
Document Type and Number:
WIPO Patent Application WO/2020/079768
Kind Code:
A1
Abstract:
A first arc-extinguishing grid 26b of the contact point switch 1 has: a pair of facing surfaces 261b, 262b facing each other across a first movable contact point 24b and a first fixed contact point 22b; and a connecting surface 263b facing a movable contact 25 and a first fixed contact 23b in a lateral direction, that is, a direction traversing the movable direction of the first movable contact point 24b, and connecting the pair of facing surfaces 261b, 262b with each other. Two long holes 265b extending along the movable direction of the first movable contact point 24b are formed parallel to each other on the connecting surface 263b.
Inventors:
HOTTA KATSUKI (JP)
KONDO AKIHIKO (JP)
KAWAI HIDEYASU (JP)
TAKEMOTO TOMOHIKO (JP)
KONDO AKIHIKO (JP)
KAWAI HIDEYASU (JP)
TAKEMOTO TOMOHIKO (JP)
Application Number:
PCT/JP2018/038595
Publication Date:
April 23, 2020
Filing Date:
October 17, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H01H50/00
Foreign References:
| JPS59121715A | 1984-07-13 | |||
| JPS60119033A | 1985-06-26 | |||
| JPS59117018A | 1984-07-06 | |||
| JPH07320624A | 1995-12-08 | |||
| JPS59103223A | 1984-06-14 | |||
| JPH09231854A | 1997-09-05 |
Attorney, Agent or Firm:
MURAKAMI, Kanako et al. (JP)
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