Vacuum switch tube

Details Vacuum switch tube Vacuum switch tube

1976-08-02

1978-11-28

Macon, Robert S.

Electricity: circuit makers and breakers

Liquid contact

Time delay

H01H 3366

Patent

active

041277554

ABSTRACT:
In a vacuum switch tube having an outer insulating member and a metallic protective screen surrounding internal switch contacts, an inner groove is provided within the insulator member to which is attached a ring-shaped mounting. A central portion of the protective screen has a protrusion in the shape of a circumferential corrugation or nub via which the screen attaches to the ring-shaped mounting.

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