Shell assembly for winding tire cord strip or belt cord strip

Abstract

A sell assembly for winding cord strip which is used in manufacturing industrial belts. The shell assembly includes a core body including a reinforcing portion configured in such a manner that each of flanges is attached to either end of a square pipe made of metal by means of welding, corner reinforcing members ( 1 a ) formed at four corners of the square pipe to which the flanges are attached, and reinforcing fins attached between the corner reinforcing members, wherein each of the outer ends of the reinforcing fins is attached to the inner sides of the flanges by means of welding.

1 - 5 . (canceled)  
   
   
       6 . A shell assembly for winding tire cord strip or belt cord strip, comprising: 
 a core body including a reinforcing portion configured in such a manner that each of circular flanges is attached to either end of a square pipe made of metal by means of welding, corner reinforcing members are formed at four corners of the square pipe to which the flanges are attached, and reinforcing fins are attached between the corner reinforcing members, each of the outer ends of the reinforcing fins is attached to the inner sides of the flanges by means of welding, or a reinforcing portion configured in such a manner that two flanges are attached to either end of the square pipe by means of welding, and the square pipe is inserted into a cylindrical member, the square pipe and the cylindrical member being attached to each other by means of welding, and a plurality of reinforcing discs attached at regular intervals to the outer surface of the square pipe or a reinforcing member made of synthetic resin, the reinforcing member being attached at regular intervals to the outer surface of the square pipe;    a cylindrical body composed of metal cylinder parts, the cylindrical body including a reinforcing portion formed at regular intervals on the outer circumference of the metal cylinders in the form of ring-shaped groove, connecting portions formed at the middle of the cylindrical body, the overlapped connecting portions being fixed to each other by means of welding; and    a core body configured in such a manner that two flanges are attached to either end of the square pipe at intervals of 20 cm by means of welding, a cylindrical members are placed on the outer surfaces of the flanges, the cylindrical members being attached to the flanges by means of welding, and a reinforcing members made of synthetic resin are arranged in the middle of the square pipe at regular intervals, the reinforcing members being also attached to the square pipe by means of welding,    wherein the core body is inserted into the cylindrical body, the flanges are attached to the both ends of the cylindrical body by means of welding, the reinforcing discs are in contact with the reinforcing portions of the cylindrical body, and a paper layer is applied to the surface of the cylindrical body by the thickness of below 3 cm.