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US 5,262,750 AGranted
Ceramic coating material for a microfuse
AssigneeCooper Industries, Inc.
InventorLeon Gurevich
Life of this patent
Estimating the term…
Abstract
A ceramic coating for a subminiature fuse includes sodium silicate and silicon dioxide applied over a subminiature fuse wire in slurry form. The coating gives the fuse arc quenching properties.
Claims6
A fuse, comprising:
- a fusing link having at least two access areas for electrical interconnection into an electrical circuit;
- a ceramic costing enveloping said fusing link;
- said coating including forty to eighty percent silicon dioxide having a maximum mesh size of 120 mash in a mixture having sufficient sodium silicate to make up one hundred percent of said ceramic costing;
Dependencies are inferred from the claim text.