摘要 |
A casing for a waterproof type includes a cover 1, a battery cover 2, an elastic packing 3, and an inner cover 4. The cover 1 has a battery accommodation section 10. The battery cover 2 closes an opening 11 of the battery accommodation section 10. The elastic packing 3 is disposed along the opening 11. The inner cover 4 closes the opening 11 in close contact with the packing 3. The battery cover 2 is locked to the cover 1 in a state with the inner cover 4 urged against the opening 11 by sliding the battery cover 2 in a direction different from the direction of urging the packing 3 against the opening 11.
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