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US 5,745,024 AGranted
Fuse element for slow-blow fuses
AssigneePacific Engineering Corp.
InventorsManabu Ohta, Akihiko Shimizu
Life of this patent
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Abstract
For providing a fuse element for slow-blow fuses which uses no separate endothermic member, a fuse element for slow-blow fuses in which wings are formed on both sides of slender element portions connecting top ends of a pair of female terminals by way of narrow and short bridges by punching out of a single electrically conductive sheet.
Claims5
A fuse element for slow-blow fuses, comprising:
- a pair of female terminals-,
- slender element portions with a middle portion to be fused connecting top ends of said pair of female terminals;
- narrow and short bridges formed on both sides of said middle portion to be fused;
- and
- wings having a heat accumulating function formed by way of said narrow and short bridges;
- wherein said pair of female terminals, said slender element portions, said narrow and short bridges and said wings are formed by punching out a single electrically conductive sheet, and said wings are tightly bent after said punching, out.
3 more elements
Dependencies are inferred from the claim text.