| 摘要 |
<p>PURPOSE:To obtain the unmanned conveying device which can be increased in conveying ability without increasing electric charging stations nor carriages. CONSTITUTION:Storage battery replacement stations 2 are provided on a conveyance path 10 instead of conventional electric charging stations. At the storage battery replacement stations 2, box bodies 50 are installed and provided with storage parts 51 which contain and charge storage batteries 3 electrically. Elevation parts 54 and holding parts 52 for loading and unloading the batteries 3 on and from the carriages 1 are provided at the rear parts of the box bodies 50.</p> |
