Title:
DISPLACEMENT DETECTION DEVICE, DISPLACEMENT DETECTION SYSTEM, AND PRODUCTION APPARATUS
Document Type and Number:
WIPO Patent Application WO/2023/188695
Kind Code:
A1
Abstract:
According to the present invention, a displacement detection device includes: a first fixed member; a coil spring having a first seat winding part and a second seat winding part; a rotary member that is in contact with the first end-coil part; a second fixed member that is in contact with the second end-coil part; and a detection device that is able to detect the rotation amount of the coil spring. The rotary member is rotatably supported by using a bearing, and the bearing is in contact with the first fixed member and the rotating member.
Inventors:
IINO SHINJI (JP)
UETSUHARA SAIJI (JP)
SATO TAKUYA (JP)
UETSUHARA SAIJI (JP)
SATO TAKUYA (JP)
Application Number:
PCT/JP2023/000799
Publication Date:
October 05, 2023
Filing Date:
January 13, 2023
Export Citation:
Assignee:
NHK SPRING CO LTD (JP)
International Classes:
G01B7/30; B60G3/28; B60G17/015; B60G17/019; F16F1/12; F16F9/32
Domestic Patent References:
| WO2016129649A1 | 2016-08-18 |
Foreign References:
| JP2017067778A | 2017-04-06 | |||
| JP2020187025A | 2020-11-19 |
Attorney, Agent or Firm:
TAKAHASHI, HAYASHI AND PARTNER PATENT ATTORNEYS, INC. (JP)
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