| CPC H01H 85/1755 (2013.01) [H01H 85/10 (2013.01); H01H 85/17 (2013.01); H01H 85/18 (2013.01); H01H 2085/0414 (2013.01)] | 11 Claims |
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1. A fuse comprising:
a case member that has a rectangular parallelepiped shape and has a space surrounded by a bottom portion and side walls;
a lid member that closes an upper opening of the case member and closely adheres to the case member;
a fuse-element disposed in the space; and
a pair of terminals, whose distal ends are exposed to outside, connected to respective ends of the fuse-element, wherein
the case member includes a plurality of first projections formed on a first side wall extending in a longitudinal direction, and a plurality of second projections formed on a second side wall that opposes the first side wall,
the lid member includes a plurality of first recesses formed in a first contact wall in contact with the first side wall and fitted respectively to the plurality of first projections, and a plurality of second recesses formed in a second contact wall in contact with the second side wall and fitted respectively to the plurality of second projections,
distal end portions of the first contact wall and the second contact wall of the lid member bend outward while contacting the first projections and the second projections at the time of mounting the lid member to the case member,
the case member has four corner recesses that are formed by having four corners of the case member recessed, and
the lid member has four restricting parts that regulate positional deviation in the longitudinal direction of the first contact wall and the second contact wall and are guided by each of the corner recesses at the time of being mounted to the case member while bending, the restricting parts being disposed at respective ends of the first contact wall and the second contact wall, engageably with the corner recesses.
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