Title:
WEB TRANSPORTING APPARATUS, WEB TRANSPORTING METHOD, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD
Document Type and Number:
WIPO Patent Application WO/2016/063514
Kind Code:
A1
Abstract:
A web transporting method includes a drive roller (Gd), N (where N is an integer of 1 or greater) driven rollers (Gn) which nip a wound portion of a web between the drive roller and the driven rollers, and a tension application unit which applies a tension Tl to a portion of the web which is one side of the wound portion and applies a tension Th which is higher than the tension Tl to a portion of the web which is opposite the one side of the wound portion, in which an angle θ 0, an angle θ (n), a load P (n), a static friction coefficient μ 0, and a static friction coefficient μ (n) satisfy a predetermined relational expression (expression 1).
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Inventors:
IMAMURA ATSUSHI (JP)
TOYA AKIHIRO (JP)
TOYA AKIHIRO (JP)
Application Number:
JP2015/005251
Publication Date:
April 28, 2016
Filing Date:
October 19, 2015
Export Citation:
Assignee:
SEIKO EPSON CORP (JP)
International Classes:
B65H23/14
Foreign References:
| US20140285560A1 | 2014-09-25 | |||
| JP2012136342A | 2012-07-19 | |||
| JP2009046285A | 2009-03-05 | |||
| US5988907A | 1999-11-23 |
Other References:
See also references of EP 3209586A4
Attorney, Agent or Firm:
WATANABE, Kazuaki et al. (80 Harashinden, Hirooka, Shiojiri-sh, Nagano 85, JP)
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