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Patent Searching and Data


Title:
ELASTIC ROLLER
Document Type and Number:
WIPO Patent Application WO/2016/031791
Kind Code:
A1
Abstract:
This elastic roller is provided with an inner layer elastic member on the outer periphery of a roller shaft, and a coating layer which on the outer periphery of the inner layer elastic member is in contact with a belt-shaped member. The coating layer is a silicone resin having a C hardness of 20 or less, and a base layer (23a) and an intermediate layer (23b) of the inner layer elastic member (23) have an A hardness of 30-80. The rubber hardness of the base layer (23a) is higher than the rubber hardness of the intermediate layer (23b). The intermediate layer (23b) has a tear strength of 25N/mm or greater when measured using an unnicked angle test piece conforming to JIS K 6252. The inside layer groove (31) of the intermediate layer (23b) has a cross-sectional V shape with a groove angle of 40-160°.

Inventors:
NITTA HARUHIKO (JP)
Application Number:
PCT/JP2015/073773
Publication Date:
March 03, 2016
Filing Date:
August 25, 2015
Export Citation:
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Assignee:
SATO HOLDINGS KK (JP)
International Classes:
B65H27/00; B41J11/04; B41J15/04; B65H5/06
Foreign References:
JP2014097888A2014-05-29
JP5558618B12014-07-23
JPS61209177A1986-09-17
JPH05116390A1993-05-14
Other References:
See also references of EP 3196156A4
Attorney, Agent or Firm:
GLOBAL IP TOKYO (JP)
Global IP Tokyo patent business corporation (JP)
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