Support plates for a helically wound fusible element

Details Support plates for a helically wound fusible element Support plates for a helically wound fusible element

1975-04-28

1976-06-08

Harris, George

Electricity: electrothermally or thermally actuated switches

Electrothermally actuated switches

Fusible element actuated

337234, 337252, H01H 8504

Patent

active

039626660

ABSTRACT:
Electric fuses having a helically wound fusible element are provided with simple, cost-effective sheet metal means performing the dual function of supporting insulating plates which, in turn, support the helically wound fusible element, and of establishing conductive connections between the ends of the helically wound fusible element and a pair of ferrules by which the casing of the fuse is closed.

REFERENCES:
patent: 2639350 (1953-05-01), Cox
patent: 3486155 (1969-12-01), McCaughna

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