| 摘要 |
<p>An information display device (47) has a display unit (471) which is provided in an operator cab of a hydraulic shovel (1) and capable of displaying information including vehicle body information and maintenance information. On the screen of the display unit (471), one main area and sub-areas are displayed. An information set of one of a plurality of information categories is displayed in the main area in detail, and information sets of the other information categories are displayed in the sub-areas. The information categories of the information sets displayed in the sub-areas are simply displayed in the main area. One of the information categories displayed in the main area can be selected and switched by the key operation of an operation unit (470). A plurality of kinds of information can be displayed in a composite and selective manner, and the efficiency of understanding information by an operator can be improved thereby.</p> |
