Electric junction box

An electric junction box, comprising:

• a case including
• a frame to which a plurality of components is to be attached,
• a cover arranged to be attached to the frame,
• wherein one of the frame and the cover includes
• a first side wall, and
• an opening surrounded by a lower end of the side wall,
• wherein the other of the frame and the cover includes
• a second side wall, and
• a flange projecting from an outer face of the second side wall,
• wherein an upper end of the second side wall is positioned inside the first side wall,
• wherein the lower end of the first side wall abuts onto the flange,
• wherein the outer face of the second side wall above the flange includes
• a parallel face intersecting the flange and arranged parallel to an inner face of the first side wall,
• a tapered face slanted in a direction toward an inside of the second wall as approaching the upper end of the second side wall from an end of the parallel face located distant from the flange,
• wherein the parallel face has a length from an end of the flange to an end of the tapered face of 3 mm or more,
• wherein the tapered face has a length from the end of the parallel face to an upper end of the tapered face of 3 mm or more, and
• wherein the upper end of the second wall and the inner face of the first side wall are spaced by 0.5 mm or more.