Fiber For Actuators, And Actuator And Fiber Product Using Same

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.

Patent Information

Application #

Filing Date

08 March 2021

Publication Number

11/2021

Publication Type

INA

Invention Field

PHYSICS

Status

Email

patent@depenning.com

Parent Application

Applicants

TORAY INDUSTRIES, INC.

1-1, Nihonbashi-Muromachi 2-chome, Chuo-ku, Tokyo 1038666

Inventors

1. YAMANAKA Hirofumi

c/o Mishima Plant, Toray Industries, Inc., 4845, Mishima-shi, Shizuoka 4118652

2. SATO Kirita

c/o Mishima Plant, Toray Industries, Inc., 4845, Mishima-shi, Shizuoka 4118652

3. KANO Hidekazu

c/o Mishima Plant, Toray Industries, Inc., 4845, Mishima-shi, Shizuoka 4118652

Specification

Documents

Application Documents

#	Name	Date
1	202147009525-STATEMENT OF UNDERTAKING (FORM 3) [08-03-2021(online)].pdf	2021-03-08
2	202147009525-PROOF OF RIGHT [08-03-2021(online)].pdf	2021-03-08
3	202147009525-PRIORITY DOCUMENTS [08-03-2021(online)].pdf	2021-03-08
4	202147009525-FORM 1 [08-03-2021(online)].pdf	2021-03-08
5	202147009525-DRAWINGS [08-03-2021(online)].pdf	2021-03-08
6	202147009525-DECLARATION OF INVENTORSHIP (FORM 5) [08-03-2021(online)].pdf	2021-03-08
7	202147009525-COMPLETE SPECIFICATION [08-03-2021(online)].pdf	2021-03-08
8	202147009525-FORM-26 [07-04-2021(online)].pdf	2021-04-07
9	202147009525-FORM 3 [31-08-2021(online)].pdf	2021-08-31
10	202147009525.pdf	2021-10-18
11	202147009525-Correspondence_Form-1 And Power of Attorney_16-03-2022.pdf	2022-03-16
12	202147009525-FORM 18 [03-06-2022(online)].pdf	2022-06-03
13	202147009525-FER.pdf	2022-09-14
14	202147009525-OTHERS [24-02-2023(online)].pdf	2023-02-24
15	202147009525-FORM 3 [24-02-2023(online)].pdf	2023-02-24
16	202147009525-FER_SER_REPLY [24-02-2023(online)].pdf	2023-02-24
17	202147009525-CLAIMS [24-02-2023(online)].pdf	2023-02-24
18	202147009525-Response to office action [03-12-2024(online)].pdf	2024-12-03
19	202147009525-Response to office action [30-06-2025(online)].pdf	2025-06-30
20	202147009525-US(14)-HearingNotice-(HearingDate-30-09-2025).pdf	2025-09-08
21	202147009525-US(14)-ExtendedHearingNotice-(HearingDate-07-10-2025)-1500.pdf	2025-09-24
22	202147009525-Correspondence to notify the Controller [03-10-2025(online)].pdf	2025-10-03

Search Strategy

1	searchhh2(77)E_14-09-2022.pdf