| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an automatic shop opening device which can solve a problem of security, occurring when a shutter is controlled to be opened before an opening time of a shop. <P>SOLUTION: According to the automatic shop opening device, a controller 1 stores therein a time period necessary for opening operation of the shutter 2, as an operating time period, a plurality of times, and determines an output time point of an opening control signal of the shutter 2, based on the plurality of operating time periods. If the number of stored operating time periods does not reach a predetermined value, a time point designated as a schedule beforehand is set as the output time point of the opening control signal of the shutter 2. <P>COPYRIGHT: (C)2007,JPO&INPIT |
