Patent ID: 6193496
Filing Date: 2001-02-27
Classification: B29C

Abstract:
A molding machine having an axially extending molding section, comprising:axially extending tracks on opposite sides;an axially extending central guide track between said side tracks;four sets of rollers each defining an axial extending rolling plane, two of said sets of rollers being associated with one of said side tracks with parallel facing rolling planes and the other two of said sets of rollers being associated with the other of said side tracks with parallel facing rolling planes;a carriage body includinga connector for securing at least one mold block to said carriage body, andoppositely facing flat surfaces on opposite sides of said carriage body, the oppositely facing flat surfaces on one side engaging said two of said sets of rollers when located in the molding section of the molding machine and the oppositely facing flat surfaces on the other side being adapted to engage said other two of said sets of rollers when located in the molding section of the molding machine;wheel sets on opposite sides of said carriage body, said wheel sets rolling in said machine side tracks when located in the molding section of the molding machine; andcentering rollers rolling on opposite sides of the central guide track when located in the molding section of the molding machine.