| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an working time management device and method, capable of preventing input mistake, mechanical failure, work omission or the like. <P>SOLUTION: The working time management device comprises an operation instruction processing unit 13 for outputting an operation instruction; a result input processing unit 14 for inputting an operation result; an working time comparison processing unit 15 counting the time between output of the operation instruction and input of the operation result, and comparatively determining whether the counted working time is within the range of an upper limit time to a lower limit time or not; a data accumulation unit 22 for accumulating the counted working time; and a management working time determination processing unit 23 for determining the lower limit time and the upper limit time from the accumulated data. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
