Title:
VACUUM VALVE FIXATION STRUCTURE
Document Type and Number:
Japanese Patent JP2021121005
Kind Code:
A
Abstract:
To improve an insulation performance of a diverter switch without greatly changing its structure from conventional structures.SOLUTION: A plurality of notch grooves is radially formed at an outer periphery of an insulating board of a diverter switch. A lower protrusion part of a VI fixation seat for fixing a vacuum valve is fitted into the notch groove and is screwed using a countersunk screw into an embedded metal fitting integrally molded with the insulating board. The vacuum valve is fixed to the insulating board by being fastened using a vacuum valve fixation bolt on the VI fixation seat.SELECTED DRAWING: Figure 1
Inventors:
MATSUBARA KAZUJI
Application Number:
JP2020014342A
Publication Date:
August 19, 2021
Filing Date:
January 31, 2020
Export Citation:
Assignee:
AICHI ELECTRIC CO LTD
International Classes:
H01F29/04; H01H33/66