Title:
FIBER FOR ACTUATORS, AND ACTUATOR AND FIBER PRODUCT USING SAME
Document Type and Number:
WIPO Patent Application WO/2020/054633
Kind Code:
A1
Abstract:
The present invention provides a fiber for flexible actuators that reversibly stretches and contracts by means of heating and cooling as a soft actuator. The fiber for actuators according to the present invention includes a thermoplastic resin, has a coil-spring shape, and has a spring index D/d of at least 1.7 where D is the average diameter of a coil part and d is the diameter of the fiber.
Inventors:
YAMANAKA HIROFUMI (JP)
SATO KIRITA (JP)
KANO HIDEKAZU (JP)
SATO KIRITA (JP)
KANO HIDEKAZU (JP)
Application Number:
PCT/JP2019/035266
Publication Date:
March 19, 2020
Filing Date:
September 06, 2019
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
D01F6/00; F03G7/06; H02N10/00
Domestic Patent References:
| WO2017022146A1 | 2017-02-09 | |||
| WO2014022667A2 | 2014-02-06 | |||
| WO2017022146A1 | 2017-02-09 |
Foreign References:
| JP2015533521A | 2015-11-26 | |||
| JP2010512957A | 2010-04-30 | |||
| JPH07156606A | 1995-06-20 | |||
| JPS56131332A | 1981-10-14 | |||
| JP2018083275A | 2018-05-31 | |||
| US20170314539A1 | 2017-11-02 | |||
| JP2018168810A | 2018-11-01 |
Other References:
HAINES, C. ET AL.: "Artificial Muscles from Fishing Line and Sewing Thread", SCIENCE, vol. 343, 2014, pages 868 - 872, XP002747796, DOI: 10.1126/science.1246906
See also references of EP 3851564A4
See also references of EP 3851564A4
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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