Littelfuse, Inc.
Method of manufacturing an open-cavity fuse using a sacrificial member

Last updated:

Abstract:

A method of assembly of an open-cavity, wire-in-air fuse which provides improved manufacturing yield and fuse reliability, involving coiling, braiding or twisting a fusible element around a sacrificial member during the manufacturing process to provide support for the fusible element to prevent mechanical breakages and necking problems commonly encountered during manufacture.

Status:
Grant
Type:

Utility

Filling date:

21 Nov 2018

Issue date:

7 Jun 2022