Vacuum power interrupting device
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United States of America Patent
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-
Feb 28, 1984
Grant Date -
N/A
app pub date -
Jan 30, 1981
filing date -
Feb 4, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A vacuum vessel 17 comprises a bell shaped metallic casing 20, and an insulating circular end plate 21 hermetically brazed to the opening end of the metallic casing 20. A vacuum interrupter 2 is constituted by aligning a stationary contact rod 27 with a movable contact rod 25, each having an electrical contact 18, 19 within the vessel so that the latter is in contact with the former or away therefrom. A vacuum power interrupting device comprises an insulating block 4 mounted on the vacuum interrupter so that the outer surface of the insulating end plate 21 attached to the opening end of the vacuum interrupter is pressed onto the insulating block through a sealing member 11.
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