Title:
SOLENOID, DAMPING FORCE ADJUSTMENT MECHANISM, AND DAMPING FORCE ADJUSTABLE SHOCK ABSORBER
Document Type and Number:
WIPO Patent Application WO/2023/238543
Kind Code:
A1
Abstract:
This solenoid comprises a coil, a housing, an armature, an anchor, and a cover member. The coil is wound annularly and generates a magnetic force when energized. The armature is provided movably in a winding axis direction of the coil. The anchor is provided on one side in an armature movement direction. The housing has an opening on one end side thereof in the axial direction. The cover member covers the coil and constitutes a magnetic circuit. The cover member is formed by pressing a sheet member having a uniform thickness. The cover member is formed of a plurality of members (first member and second member) having different shapes.
Inventors:
MUZVIDZIWA MILTON (JP)
YAMAKA KOICHI (JP)
KATAYAMA YOHEI (JP)
YAMAGAI HIROSHI (JP)
SUKA RYUICHI (JP)
YAMAKA KOICHI (JP)
KATAYAMA YOHEI (JP)
YAMAGAI HIROSHI (JP)
SUKA RYUICHI (JP)
Application Number:
PCT/JP2023/016377
Publication Date:
December 14, 2023
Filing Date:
April 26, 2023
Export Citation:
Assignee:
HITACHI ASTEMO LTD (JP)
International Classes:
H01F7/128; F16F9/46; F16K31/06; H01F7/16
Domestic Patent References:
| WO2022097514A1 | 2022-05-12 |
Foreign References:
| JP2014011352A | 2014-01-20 | |||
| JP2012199490A | 2012-10-18 | |||
| JPS6178107A | 1986-04-21 |
Attorney, Agent or Firm:
YAMAMOTO, Osamu et al. (JP)
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