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Patent Searching and Data


Title:
WIRE ROD FOR ELASTIC MEMBER, AND ELASTIC MEMBER
Document Type and Number:
WIPO Patent Application WO/2017/073771
Kind Code:
A1
Abstract:
This wire rod for an elastic member is used for manufacturing an elastic member, and is equipped with: a core material having a first tube body having a spiral shape and formed using a long member, and a second tube body having a spiral shape and formed using a long member, and covering the first tube body; and a fiber-reinforced plastic (FRP) layer that is formed using reinforced fibers wrapped around the core material, and that covers the outer surface of the core material. The first and second tube bodies are wound in mutually opposite directions with respect to the center axis of the wire rod for an elastic member. In addition, the adjacent winding directions of the second tube body and the reinforced fibers located in the innermost layer of the FRP layer are in mutually opposite directions with respect to the center axis of the wire rod for an elastic member.

Inventors:
KONOMI KAZUHIKO (JP)
IMAMURA MASARU (JP)
SANO TAKAMICHI (JP)
Application Number:
PCT/JP2016/082172
Publication Date:
May 04, 2017
Filing Date:
October 28, 2016
Export Citation:
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Assignee:
NHK SPRING CO LTD (JP)
International Classes:
F16F1/06; B29C70/16; F16F1/14; B29K105/08
Foreign References:
JPS5618136A1981-02-20
JPH0742778A1995-02-10
JP2002071059A2002-03-08
US4640500A1987-02-03
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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