Electrical fuses having improved short-circuit interruptions cha

Details Electrical fuses having improved short-circuit interruptions cha Electrical fuses having improved short-circuit interruptions cha

1990-04-27

1992-09-15

Broome, Harold

Electricity: electrothermally or thermally actuated switches

Electrothermally actuated switches

Fusible element actuated

337273, 337280, H01H 8504, H01H 8518

Patent

active

051481405

ABSTRACT:
The disclosed electrical fuse has a fuse link in a filling of sand and a binder that imparts high thermal conductivity to the filler. The binder is a shiny coating on the grains of sand extending from grain to grain. It is an amorphous coating. The exemplary binder is boric oxide, B.sub.2 O.sub.3.

REFERENCES:
patent: 4893106 (1990-01-01), Goldstein et al.

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