| 摘要 |
PROBLEM TO BE SOLVED: To provide a power supply circuit breaker wherein a fuse can be easily mounted to a housing and a small number of components are used in a simple structure. SOLUTION: This power supply circuit breaker 1 has a circuit housing body 5 having a pair of circuit terminals 52 connected to a power supply circuit, and a plug body 3 which closes the power supply circuit by being fitted to the circuit housing body 5, The plug body 3 has the fuse 2 having a pair of terminal parts 22 which can be connected to a pair of the circuit terminals 52, a housing 30 having a lock arm 31 locked to a cut 26 provided in the terminal part 22, and a cover 10 to cover the entrance of the housing space 7 of the housing 30. The cover 10 has a regulating part 13 to regulate displacement of the lock arm 31 in the lock releasing direction. COPYRIGHT: (C)2009,JPO&INPIT
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