Patent ID: 9645523
Date: 2017-05-09
CPC Classifications: B29C,B29K,B29L,G03G

Claim:
1. A method for manufacturing a toner supply roller characterized by comprising: an insertion process in which a roller member comprising a shaft and an elastic layer composed of a foam having a columnar shape supported on the outer periphery of the shaft is inserted into a cylindrical forming tool having on the inner peripheral surface irregular concaves and convexes or a recessed groove along the longitudinal direction, wherein the roller member after insertion is moved in a direction opposite to the insertion direction; a transfer process in which the roller member inserted into the cylindrical forming tool is heated and the irregular concaves and convexes or the recessed groove along the longitudinal direction on the inner peripheral surface of the cylindrical forming tool are transferred on the surface of the roller member; and a releasing process in which the roller member on the surface of which the irregular concaves and convexes or the recessed groove along the longitudinal direction are transferred is taken out from the cylindrical forming tool to obtain a roller.