Title:
LEAF SPRING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/107070
Kind Code:
A1
Abstract:
This leaf spring device includes a plurality of leaf springs (11, 12), one leaf spring (12) having a restricting projection (14) and another leaf spring (11) having a recess (13) formed therein, the restricting projection being inserted in the recess. A first side face (21) of the restricting projection and a third side face (23) of the recess face each other in a plate width direction, and a second side face (22) of the restricting projection and a fourth side face (24) of the recess face each other in the plate width direction. One of the first and third side faces has a first inclined face (16) formed so as to be spaced apart more from the other as the first inclined face (16) extends from the center toward a first direction (X) along a longitudinal direction. One of the second and fourth side faces has a second inclined face (17) formed so as to be spaced apart more from the other as the second inclined face (17) extends from the center toward a second direction (Y) along the longitudinal direction.
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Inventors:
EGUCHI TAKASHI (JP)
TANAKA YUSUKE (JP)
TANAKA YUSUKE (JP)
Application Number:
PCT/JP2020/044143
Publication Date:
June 03, 2021
Filing Date:
November 27, 2020
Export Citation:
Assignee:
NHK SPRING CO LTD (JP)
International Classes:
F16F1/18
Foreign References:
| JPS4813132B1 | 1973-04-25 | |||
| JPS6237639U | 1987-03-05 | |||
| JPS63160449U | 1988-10-20 | |||
| JP2019214204A | 2019-12-19 | |||
| JPS5923877U | 1984-02-14 |
Other References:
See also references of EP 4067688A4
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
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