Current interrupting apparatus

Details Current interrupting apparatus Current interrupting apparatus

1976-09-30

1978-09-12

Broome, Harold

Electricity: electrothermally or thermally actuated switches

Electrothermally actuated switches

With bimetallic elements

200144B, 335151, H01H 6100

Patent

active

041141270

ABSTRACT:
A current interrupting device having improved contact life incorporates a thermostatic member adapted to cause electrical contacts to move into and out of engagement depending on the temperature of the thermostatic member. The device is evacuated and back-filled with a mixture of argon and helium and then hermetically sealed.

REFERENCES:
patent: 1481422 (1924-01-01), Holst et al.
patent: 2060235 (1936-11-01), Miller
patent: 3621568 (1971-11-01), D'Entremont et al.

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