| 摘要 |
<p>PROBLEM TO BE SOLVED: To enhance tightness of the battery housing of a portable device, by preventing occurrence of twist, deformation, damage, or the like, of a packing.SOLUTION: When inserting the claw 155 of a battery lid 112 into the insertion part 172A of the engaging portion 172 of a lower case 132, a rib 156 comes in contact with the groove 173B of a regulation part 173. When rotating the battery lid 112, while being inserted, in a predetermined direction, the rib 156 is guided by the grooves 173B, 173D, and the claw 155 is hooked finally to the ceiling 172E, and the position of the battery lid 112 is fixed. In a state where the rib 156 is in contact with the groove 173B, a gap appears between the battery lid 112 and a packing 113, and in a state where the rib 156 is in contact with the groove 173D, a predetermined pressure is applied by the battery lid 112 to the packing 113. The invention is applicable to the portable device for vehicle, for example.</p> |
