| 摘要 |
PROBLEM TO BE SOLVED: To ensure the stability of connection between an electronic apparatus and an expansion apparatus by maintaining the degree of freedom of design without preventing the miniaturization of the electronic apparatus. SOLUTION: The expansion apparatus connected freely detachably to a connector for external connection mounted on the electronic apparatus to be able to supply an electric signal and the power to the electronic apparatus via the connector is provided with a means for holding the connection to the electronic apparatus by magnetic force. COPYRIGHT: (C)2009,JPO&INPIT
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