| 摘要 |
PROBLEM TO BE SOLVED: To provide a door self-closing device capable of closing a door in an opened state and being inexpensively constituted while compacted. SOLUTION: This door self-closing device 50 comprises a first engagement portion 9 disposed on a housing 1 defining storage compartments, a second engagement portion 17 provided on a door 2 mounted to close an opening portion of the housing 1, and engageable with the first engagement portion 9 when the door 2 is driven, a fixing mechanism 53 capable of fixing one of the first engagement portion 9 and the second engagement portion 17 to a prescribed position by driving the door 2, a releasing mechanism 11 capable of releasing a fixed state of the first engagement portion 9 or the second engagement portion 17 by the fixing mechanism 53 by driving the door 2 when the first engagement portion 9 and the second engagement portion 17 are engaged, and an elastic material 7 applying energizing force to pull the door 2 toward the opening portion through the first engagement portion 9 and the second engagement portion 17 engaged with each other. COPYRIGHT: (C)2008,JPO&INPIT
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