| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an elevation adjustment structure of a portable information display device, which allows the portable information display device to be raised and supported and allows the display elevation of the portable information display device to be adjusted and has convenience and comfortableness during usage improved to meet needs of ergonomics. <P>SOLUTION: The elevation adjustment structure is provided with the portable information display device and a battery box, and a swinging arm is pivotaly supported to the battery box. When the swinging arm is rotated and raised from the battery box, butts of the swinging arm are fitted into recessed bearing holes on the back wall of the portable information display device, so that the portable information display device is supported and has a main body turned forward. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
