Patent ID: 7419386

Claim:
An electrical junction box, comprising: a casing including a lower casing member and an upper casing member adapted to be mounted on said lower casing member; a printed board contained in said lower casing member; a bus bar laminated element, including bus bars and insulation plates, contained in said upper casing member above said printed board; a containing section having juxtaposed containing portions for electrical components including at least one of a connector, fuse, or a relay and provided on an upper side of said upper casing member above said bus bar laminated element; an upper reinforcement rib extending downward from a lowermost stage insulation plate in said bus bar laminated element at a location below said containing section, said upper reinforcement rib being inserted into a through-hole in said printed board to extend downward toward a bottom surface of said lower casing member; and a lower reinforcement rib extending upward from the bottom surface of said lower casing member to oppose said upper reinforcement rib, said upper and lower reinforcement ribs being located below said containing portions for electrical components of said containing section to absorb inserting stress, and a bottom end surface of said upper reinforcement rib being in contact with a top end surface of said lower reinforcement rib.