Title:
WORM GEAR REDUCER
Document Type and Number:
WIPO Patent Application WO/2024/029451
Kind Code:
A1
Abstract:
This invention comprises an elastic propelling means (6) and an elastic grasping means (7). The elastic propelling means (6) propels an inner diameter-side member (5) toward a worm wheel (3) side. The elastic grasping means (7) has, in a section between the outer circumferential surface of the inner diameter-side member (5) and the inner circumferential surface of an outer diameter-side member (9), a pair of grasping flat springs (41) disposed on either side of the inner diameter-side member (5) in a third direction. Each of the grasping flat springs (41) exhibits a non-linear spring characteristic such as the spring constant increasing with an increase in the amount of deflection in a direction that includes a third direction component.
Inventors:
TAJIMA IKUYA (JP)
IZUMI TAKAHIRO (JP)
IZUMI TAKAHIRO (JP)
Application Number:
PCT/JP2023/027670
Publication Date:
February 08, 2024
Filing Date:
July 27, 2023
Export Citation:
Assignee:
NSK STEERING & CONTROL INC (JP)
International Classes:
F16H55/24; F16H1/16
Foreign References:
| JP2021017930A | 2021-02-15 | |||
| JP2020128803A | 2020-08-27 | |||
| JP2018204661A | 2018-12-27 | |||
| JP2007239787A | 2007-09-20 |
Attorney, Agent or Firm:
EIKOH, P.C. (JP)
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