Title:
【発明の名称】歯付きベルト
Document Type and Number:
Japanese Patent JP3009427
Kind Code:
B2
Abstract:
A toothed belt of the present invention comprises a back surface section (1) and tooth sections (2) that are made of an acrylonitrile-butadiene copolymer (NBR) with a hydrogenation rate of 90% or more; a tooth cloth (3) that covers the surface of the tooth sections and tooth lands, the tooth cloth being made of an industrial nylon raw fiber with a viscosity relative to sulfuric acid of 2.45 to 2.53, a tensile strength of 5 g/denier or more, and a fineness of single fibers of 5 denier or less and being treated with resorcinol-formaldehyde-latex (RFL) liquid in which resorcinol-formaldehyde resin is mixed with a hydrogenated NBR as a latex component; and core fibers (4) with a core diameter of 0.63 to 0.85 mm, the core fibers being made of twisted bundles of glass fibers of high strength.
Inventors:
Junji Yokoi
Application Number:
JP15652090A
Publication Date:
February 14, 2000
Filing Date:
June 13, 1990
Export Citation:
Assignee:
Unitta Co., Ltd.
International Classes:
C08L15/00; C08L21/00; F16G1/28; (IPC1-7): F16G1/28
Domestic Patent References:
| JP62159827A | ||||
| JP63235744A | ||||
| JP1269743A | ||||
| JP63270877A | ||||
| JP5382951A | ||||
| JP62204059U | ||||
| JP1111848U |
Attorney, Agent or Firm:
Shusaku Yamamoto