Title:
METHOD AND DEVICE FOR RECOVERING BULK OF NONWOVEN FABRIC
Document Type and Number:
WIPO Patent Application WO/2013/157611
Kind Code:
A1
Abstract:
The present invention provides excellent recovery of bulk in nonwoven fabric.
While nonwoven fabric (F) is transported so as to enter a heating chamber (3g) via an entry opening (3gi) and, after progressing within the heating chamber (3g), exit the heating chamber (3g) via an exit opening (3go), heated air is supplied at a speed higher than the transport speed for the unwoven fabric (F) so as to enter the heating chamber (3g) via the entry opening (3gi) and, after progressing within the heating chamber (3g) while contacting the nonwoven fabric (F), exit the heating chamber (3g) via the exit opening (3go).
Inventors:
OKUDA JUN (JP)
DETANI KO (JP)
OBA TORU (JP)
MITSUNO SATOSHI (JP)
KAMEDA NORITOMO (JP)
DETANI KO (JP)
OBA TORU (JP)
MITSUNO SATOSHI (JP)
KAMEDA NORITOMO (JP)
Application Number:
PCT/JP2013/061524
Publication Date:
October 24, 2013
Filing Date:
April 18, 2013
Export Citation:
Assignee:
UNICHARM CORP (JP)
International Classes:
D06C7/00; D04H1/50; D06B1/00; D06B3/10
Domestic Patent References:
| WO2010074207A1 | 2010-07-01 | |||
| WO2010047292A1 | 2010-04-29 |
Foreign References:
| JP2010156076A | 2010-07-15 | |||
| JP2010007219A | 2010-01-14 | |||
| JP2004137655A | 2004-05-13 | |||
| JPH08173471A | 1996-07-09 | |||
| JP2004137655A | 2004-05-13 | |||
| JP2007177364A | 2007-07-12 |
Other References:
See also references of EP 2840178A4
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
Aoki 篤 (JP)
Aoki 篤 (JP)
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