Patent ID: 6547918
Filing Date: 2003-04-15
Classification: B08B,G11B,Y10T

Abstract:
A raw bar stripping off and cleaning method comprising:a raw bar stripping off preparation step in which at least one raw bar is glued to a lower surface of each of a plurality of transfer tools, said plurality of transfer tools being arranged on a base for supporting two edges of each of a plurality of raw bars glued to said arranged transfer tools; an adhesive agent dissolving step of dissolving an adhesive agent on said plurality of raw bars glued to said lower surfaces of said transfer tools arranged on said base; a raw bar separation step in which said plurality of raw bars are attracted in a state that said adhesive agent is dissolved so that said plurality of raw bars are separated from said transfer tools; a raw bar cleaning preparation step in which said transfer tools are removed from said base in a state that said plurality of raw bars are attracted, so that said plurality of raw bars are retained on said base, and a cover member for holding both of said edges of each of said plurality of raw bars is set on said base; and a raw bar cleaning step in which said plurality of raw bars are washed in a state that said plurality of raw bars are sandwiched between said base and said cover member.