Title:
METHOD FOR MANUFACTURING COGGED V-BELTS
Document Type and Number:
WIPO Patent Application WO/2018/043316
Kind Code:
A1
Abstract:
The present invention pertains to a method for manufacturing cogged v-belts that are provided with, on the inner circumference of a belt, a plurality of cogs that are disposed to extend in the width direction of the belt and to be spaced apart from each other in the belt longitudinal direction, wherein the method for manufacturing cogged v-belts comprises: a unvulcanized sleeve forming step of forming an unvulcanized sleeve by layering a plurality of unvulcanized rubber sheets that contain at least an unvulcanized rubber sheet for a compression rubber layer that is a compression rubber layer disposed on the inner circumferential side of the belt and an unvulcanized rubber sheet for an expansion rubber layer that is an expansion rubber layer disposed on the outer circumferential side of the belt; a vulcanized sleeve forming step of forming a vulcanized sleeve by vulcanizing the unvulcanized sleeve after the unvulcanized sleeve forming step; and a cog forming step of forming the plurality of cogs on the compression rubber layer after the vulcanized sleeve forming step.
Inventors:
MIURA YOSHIHIRO (JP)
TAKABA SUSUMU (JP)
TAKABA SUSUMU (JP)
Application Number:
PCT/JP2017/030465
Publication Date:
March 08, 2018
Filing Date:
August 25, 2017
Export Citation:
Assignee:
MITSUBOSHI BELTING LTD (JP)
International Classes:
F16G5/20; B29D29/10; F16G5/06
Foreign References:
| JP2000153558A | 2000-06-06 | |||
| JPS58217337A | 1983-12-17 | |||
| JP2003536024A | 2003-12-02 | |||
| JP2000153558A | 2000-06-06 |
Other References:
See also references of EP 3505791A4
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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