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Title:
WEB FEEDING DEVICE
Document Type and Number:
Japanese Patent JP2016088648
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a web splicing device that allows webs to be fed out from a plurality of raw fabrics, to be spliced with each other.SOLUTION: A web feeding device 2 comprises: one feeding portion 30 that has two feeding shafts 31 and 32 having roll-like raw fabrics 11 and 12 set respectively thereon, and a differential device 33 interposed between the two feeding shafts 31 and 32; another feeding portion 40 having two roll-like raw fabrics 12 set thereon; and a sensor 60 that acquires information relating to a rotation speed N1 per unit time of the one feeding shaft 31. Based on the information relating to the rotation speed N1 of the feeding shaft 31 acquired by the sensor 60, timing, at which webs 11w and 12w to be fed out respectively from the one feeding portion 30 are spliced with webs 13w and 14w to be fed out from the other feeding device 40 respectively, is controlled.SELECTED DRAWING: Figure 6

Inventors:
TANIGUCHI AKIRA
SUGAHARA KAZUMA
Application Number:
JP2014221936A
Publication Date:
May 23, 2016
Filing Date:
October 30, 2014
Export Citation:
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Assignee:
DAINIPPON PRINTING CO LTD
International Classes:
B65H19/16; B65H16/06; B65H16/10; B65H20/02
Domestic Patent References:
JP2013056721A2013-03-28
JP2013203538A2013-10-07
JPS63154555U1988-10-11
Attorney, Agent or Firm:
勝沼 宏仁
永井 浩之
堀田 幸裕
久野 允史



 
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