| 摘要 |
PROBLEM TO BE SOLVED: To provide a unit disposed on an opening/closing unit including a first portion, having an opening portion, and a second portion for opening or closing the opening portion by relatively moving to the first portion, enabling an administrator etc. to easily know whether the opening portion is opened or closed by that the second portion relatively moves to the first portion. SOLUTION: An opening/closing count-related information display unit, for displaying information related to the number of opening/closing times according to the number of times of opening/closing the opening portion, includes a body portion attached to either one of the first portion and the second portion; a displacement detection means engaged with the other one of the first portion and the second portion, for detecting a relative displacement caused by the other portion relative to the body portion; an information formation means for forming the information related to the number of opening/closing times, based on the relative displacement detected by the displacement detection means; and a display means for displaying the information related to the number of opening/closing times formed by the information formation means. COPYRIGHT: (C)2009,JPO&INPIT
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