| 摘要 |
PROBLEM TO BE SOLVED: To manufacture a waterproof case for preventing infiltration of water into a storage space and easily discharging the infiltrated water to the outside. SOLUTION: A waterproof case is provided with a first bottom face 13 forming a bottom section of a storage space 6 encircled by inner peripheral walls 11 of a case main body 1 and a second bottom face 17 forming a bottom section of an annular clearance 14 encircled by the inner peripheral walls 11 and outer peripheral walls 7 of the case main body 1 formed on the outer peripheral side of the storage space 6, and a first water drain hole 15 communicating the storage space 6 with the annular clearance 14 is formed on the inner peripheral walls 11 on the lower section of the storage space 6, while a second water drain hole 18 communicating with the case outside is formed on positions different from the first water drain hole 15 in the peripheral direction on the second bottom face 17. The first bottom face is formed on the position higher than that of the second bottom face. |
