PROTECTION STRUCTURE OF WIRE HARNESSES

A protection structure of wire harnesses 21 and 22 includes a cover 15 having a front wall 15B facing a front surface 12a of a battery 12. The front wall 15B is equipped with a bulging portion 16 which bulges from a wall surface 15a of the front wall 15B so as to be away from the front surface 12a of the battery 12. At least one of the wire harnesses is laid out in a space 17 defined by the bulging portion 16 within the cover 15.