| 摘要 |
A cover (5) includes a first bent portion (5b) and a second bent portion (5c) which are provided in series to be continuous with a lid portion (5a). A casing (2) includes a hole (8) through which the cover is allowed to be inserted/removed and movably inserted into/removed from the casing, and includes a cover locking portion (9) to which the cover is locked in a substantially upright posture while covering an opening portion (4) with the lid portion. The cover can pivot in a fore-and-aft direction at a corner portion (5d) on an inner side of the first bent portion with an inner edge portion (8c) at an intersection between an upper inner wall surface (8a) of the hole and an inner wall surface (3a) of a front wall as a fulcrum. The cover can be displaced between the substantially upright posture and a substantially laid posture. 9a 5 7 4 |
