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Title:
FILM COATING DEVICE AND IMAGE FORMING APPARATUS HAVING THE SAME
Document Type and Number:
Japanese Patent JP2013067437
Kind Code:
A
Abstract:

To provide a film coating device that can improve transparency of a coating resin layer of paper, without imposing stress on a surface of the coating resin layer, when separating the coating resin layer from a film base material.

Assuming a carrying speed of a coating film 70 by winding of a winding reel 67 as A and a carrying speed of recording paper as B, the relationship of A<B is established. Thus, a second auxiliary roller 69 hitches on the film base material 70a of the delayed side coating film 70, and the film base material 70a curves and deflects by projecting in the carrying direction of the recording paper P. A separation angle α of the coating resin layer 70b to the film base material 70a is set by a curve of the film base material 70a, and the coating resin layer 70b brought into close contact with the preceding recording paper P peels off by itself from the film base material 70a of the delayed side coating film 70 by the separation angle α.


Inventors:
NAKATANI HIROSHI
TOMITA MICHIO
SAKAI RYOSUKE
Application Number:
JP2011204986A
Publication Date:
April 18, 2013
Filing Date:
September 20, 2011
Export Citation:
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Assignee:
SHARP KK
International Classes:
B65H41/00; B65H37/04; G03G15/00
Attorney, Agent or Firm:
Patent Business Corporation Ark Patent Office