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Title:
FOLDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/025034
Kind Code:
A1
Abstract:
A sailor roller (120) comprises a pair of pressing rollers (121, 122) which presses a web (200) and a center roller (123) which is disposed between the pressing rollers (121, 122) and presses the center region (203) of the web (200). The positions of the web (200) which are pressed by the pressing rollers (121, 122) are to be the start points of folding. The pressing rollers (121, 122) are tapered in such a manner that the diameter thereof decreases toward the outer sides in the crossing direction (CD). That is, the pressing rollers (121, 122) have tapered surfaces (121a, 122a) tapering toward the side edges of the web (200).

More Like This:
WO/1998/019951DISPENSABLE FOLDED WEB PRODUCT
Inventors:
YAMAMOTO HIROKI (JP)
Application Number:
PCT/JP2010/064814
Publication Date:
March 03, 2011
Filing Date:
August 31, 2010
Export Citation:
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Assignee:
UNICHARM CORP (JP)
YAMAMOTO HIROKI (JP)
International Classes:
B65H45/22; A61F13/15; A61F13/472; A61F13/49; B65H45/08
Domestic Patent References:
WO1983002442A11983-07-21
Foreign References:
JPH0421435A1992-01-24
JPS6193225U1986-06-16
JPH0670958A1994-03-15
JPH0475966A1992-03-10
JP2002542061A2002-12-10
JP2003033391A2003-02-04
JP2009200524A2009-09-03
Other References:
See also references of EP 2474494A4
Attorney, Agent or Firm:
MIYOSHI, Hidekazu et al. (JP)
Hidekazu Miyoshi (JP)
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