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Patent Searching and Data


Title:
CONTACT ROLLER
Document Type and Number:
WIPO Patent Application WO/2018/235547
Kind Code:
A1
Abstract:
A contact roller according to one embodiment is provided with a cylindrical rubber roller body, two groove groups disposed in the surface of the rubber roller body in helical shapes, a helical rubber layer, and a surface rubber layer. The two groove groups are arranged so as to turn in mutually opposite directions, with a longitudinally central section as a boundary therebetween. The helical rubber layer is disposed in the two groove groups, and the hardness thereof is less than the hardness of the rubber roller body. The surface rubber layer covers the surface of the rubber roller body, and the hardness thereof is less than the hardness of the rubber roller body. The nip pressure of the surface of the surface rubber layer with respect to the rubber roller body is higher than the nip pressure of the surface of the surface rubber layer with respect to the helical rubber layer.

Inventors:
SHIMBA YASUHITO (JP)
NISHIOKA SATOSHI (JP)
Application Number:
PCT/JP2018/020616
Publication Date:
December 27, 2018
Filing Date:
May 29, 2018
Export Citation:
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Assignee:
KOBAYASHI SEISAKUSHO (JP)
KINYOSHA KK (JP)
International Classes:
B65H18/26; B65H27/00
Foreign References:
JP2014109293A2014-06-12
JPH05124761A1993-05-21
JPH0466462A1992-03-02
JPH0258927U1990-04-27
JPS60112563A1985-06-19
JP2003040503A2003-02-13
JPH0616301A1994-01-25
JP2014109293A2014-06-12
Other References:
See also references of EP 3643655A4
Attorney, Agent or Firm:
S & S INTERNATIONAL PPC (JP)
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