Title:
Elastic roller
Document Type and Number:
Japanese Patent JP6324213
Kind Code:
B2
Abstract:
An elastic roller includes: a roller shaft; and an elastic member. The elastic roller includes an inner layer side elastic member, and a coating layer. The inner layer side elastic member includes a base layer and an intermediate layer located from the roller shaft in this order. The base and intermediate layers have a rubber hardness of 30 to 80 degrees that is measured by a durometer type A in accordance with the standard of JIS K 6253. The rubber hardness of the base layer is more than that of the intermediate layer. The coating layer is made of a silicone resin, and has a thickness of 10 to 100 µm. The silicone resin has a hardness of 20 degrees or less that is measured using a spring-based Asker C type in accordance with SRIS 0101 standard. The inner layer side elastic member has a plurality of internal grooves along a circumferential direction. Each of the internal grooves has a width of 25 to 1,300 µm, and has a depth of 25 to 500 µm. Each of the internal grooves has a V-shaped in cross section and has a groove angle of 50 to 120 degrees.
Inventors:
Haruhiko Nitta
Application Number:
JP2014109449A
Publication Date:
May 16, 2018
Filing Date:
May 27, 2014
Export Citation:
Assignee:
SATO HOLDINGS CORPORATION
International Classes:
B65H27/00; B41J15/04; B65C9/30; F16C13/00
Domestic Patent References:
| JP201487988A | ||||
| JP60130648A | ||||
| JP2000505012A | ||||
| JP201349146A | ||||
| JP61510A | ||||
| JP2002116608A | ||||
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