Patent ID: 6962252
Filing Date: 2005-11-08
Classification: B65G

Abstract:
1. A curved belt support apparatus that prevents a curved belt from moving inward by supporting a thick part of the curved belt that thickens in both vertical directions at the outer edge of the belt, wherein an upper guide roller is brought in contact with the upper inside surface of the thick part of the belt, a lower guide roller is brought in contact with the lower inside surface of the thick part of the belt, and the upper and lower guide rollers are elastically supported such that they can elastically move up and down; and wherein, when operated, the upper guide roller is moved diagonally upward in the direction of the radial inner edge of the curved belt while the lower guide roller is moved diagonally downward in the direction of the radial inner edge of the curved belt so that the upper and lower guide rollers are separated from the thick part of the belt .