Ice breaking device for disconnect switch contact assemblies

Details Ice breaking device for disconnect switch contact assemblies Ice breaking device for disconnect switch contact assemblies

1975-12-11

1977-01-04

Hohauser, Herman J.

Electricity: circuit makers and breakers

High-potential type

Rotating and pivoted

200238, H01H 3100

Patent

active

040015300

ABSTRACT:
The disconnect switch blade, prior to the engagement of the blade plug with the switch contact shoes, engages with a curved upper portion of an ice breaker lever to effect its pivotal movement and thereby move a plurality of associated ice breaker bars from between the switch contact shoes to remove accumulated ice from the contact shoes.

REFERENCES:
patent: 3836737 (1974-09-01), Redfern

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