Inspection device of winding appearance of tape and improvement processing method for the same
AssigneeFuji Photo Film Co., Ltd.
InventorsYoichi Hayashi, Nobuyuki Tada
Life of this patent
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Abstract
To provide a winding appearance inspection device of a tape capable of gathering a line speed in an inspection process, as well as capable of inspecting a winding appearance of the tape wound on a roll body core, even in a reel having a flange formed in a roll body core (a roll body core). Winding appearance inspection device 10 serves as a device that evaluates the winding appearance of the tape such as film T or the like wound on roll body core H, comprising light projector 12 that irradiates a light along winding surface S of the tape such as film T or the like that at least partially passes near the roll body core H, and receiver 13 that receives the light.
Claims9
1-4. (canceled)
A winding appearance improvement processing method in a winding appearance inspection device of a tape, wherein the tape is subjected to heat-treatment for a predetermined time at a temperature just below a glass transition temperature of a material used for a support base of the magnetic tape, so that a natural curl may be effectively formed.
Dependencies are inferred from the claim text.