Patent ID: 7525816

Claim:
A wiring board having a first board provided with a first wiring pattern and a second board provided with a second wiring pattern while the first wiring pattern and the second wiring pattern are electrically connected, wherein the first board includes: a board insertion opening in which the second board is inserted; and a first connection pattern provided inside the board insertion opening and electrically connected to the first wiring pattern, the second board includes: an inserting portion to be inserted into the board insertion opening of the first board; and a second connection pattern provided at a position opposed to the first connection pattern in the case where the inserting portion of the second board is inserted into the board insertion opening of the first board and electrically connected to the second wiring pattern, and the wiring board comprises: a solder or a brazing filler metal applied at least to a surface of one of the first connection pattern and second connection pattern; and a heat generating device incorporated as part of the first board or second board, which generates heat by energization and melts the solder or the brazing filler metal to connect the first connection pattern with the second connection pattern.