Patent ID: 7210589
Filing Date: 2007-05-01
Classification: B66C,H01L

Abstract:
1. A transport apparatus having a guide rail for transporting an article, comprising: a vehicle that moves along the guide rail; a holding means supported by the vehicle, for holding the article; a winding member supported by the vehicle and operatively connected with the holding means; a motor supported by the vehicle and operatively connected with the winding member to rotate the winding member to move the holding means vertically; a wobble prevention means supported on the vehicle, and movable between a support position where it abuts against a side of the article and a release position where abutting against the side of the article is released, for, in the support position, keeping the article from wobbling in at least one direction; a roller provided in the wobble prevention means and capable of rotation about a vertical shaft, and movable toward and away from the side of the article, and urged toward the side of the article; wherein the roller abuts against the article when the wobble prevention means is in the support position; and means for fastening the roller, said fastening means being capable of switching between a fastened state where it inhibits rotation of the roller and a non-fastened state where it permits rotation of the roller.