| 摘要 |
PROBLEM TO BE SOLVED: To solve a problem that there is the possibility of malfunction in automatic opening and closing by a door opening switch that the door is opened on an unintended occasion by turning on of the door opening switch by erroneously touching the door opening switch by the on-stroke distance of the door opening switch or softness of switch pressing or by vibration from the outside. SOLUTION: This device is provided with one operation detection means, and a two-stage determination control means for determining that a level of an output signal of the operation detecting means is equal to or more than a predetermined threshold and continues for predetermined time or more, and thereby, normal operation by a user is distinguished from disturbance such as vibration other than operation and careless light contact to an operation part, and the malfunction can be prevented with the simple structure. COPYRIGHT: (C)2007,JPO&INPIT
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