Metal working – Method of mechanical manufacture – Electrical device making
Patent
1977-04-25
1978-07-11
DiPalma, Victor A.
Metal working
Method of mechanical manufacture
Electrical device making
29DIG15, 29414, 29417, 113116P, 113119, H01H 6902
Patent
active
040993205
ABSTRACT:
A method for making plug-in fuse elements of different desired fuse ratings comprising the steps of providing a blank of fuse metal which is initially provided throughout its length with a continuous portion of reduced thickness having a fixed thickness dimension for making fuses of a variety of fuse ratings, and blanking the blank of fuse metal to contain a pair of laterally spaced terminal blade portions, current carrying extensions thereof and an interconnecting fuse link portion of reduced thickness having a fixed thickness dimension located in a platelike body of a plug-in fuse element. The interconnecting fuse link portions of fixed reduced thickness dimension, provided by the blanking of the blanks of fuse metal are arranged in desired locations and desired configurations including width and length dimensions, to provide the different desired fuse ratings.
REFERENCES:
patent: 1777916 (1930-10-01), Glossl
patent: 1926445 (1933-09-01), Klopfenstein
patent: 2908887 (1959-10-01), Borzoni
patent: 3669054 (1972-06-01), Desso et al.
patent: 3775723 (1973-11-01), Mamrick et al.
patent: 3775724 (1973-11-01), Mamrick et al.
patent: 4023264 (1977-05-01), Schmidt et al.
Aryamane Avinash
Schmidt, Jr. John
DiPalma Victor A.
Littelfuse Inc.
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