Patent ID: 7950404
Filing Date: 2011-05-31
Classification: B29B,B29C,B29K,B29L,Y02W

Abstract:
1. An apparatus for removing a surface material from a resin product having a resin substrate and the surface material formed thereon by means of coating or adhesive bonding, the apparatus comprising: a cylinder part having on one end side thereof an inlet for introduction of a charging material consisting of the coarsely crushed product or a mixture of the coarsely crushed product and an abrasive material, and on the other end side of the cylinder an outlet for discharging the charging material, the cylinder being extended horizontally; a rotor rotatably inserted into a cylinder of the cylinder part and transporting the charging material from the inlet to the outlet while stirring, the rotor having a transporting helical protruding bar part having a transporting helical protruding bar for transporting the charging material from the inlet for the introduction to a side of the outlet; a backing up helical protruding bar part having a backing up helical protruding bar for backing up the charging material to a side of the inlet by a backward transporting force less than a transporting force of the transporting helical protruding bar part; and a stirring protruding bar part having a stirring protruding bar for stirring the charging material while scarcely transporting the charging material; a driving part for rotating the rotor; a steam feeding part for bringing the charging material into contact with heated steam; and a cooler for cooling the cylinder part corresponding to a position of the backing up helical protruding bar part and the stirring protruding bar part.