Title:
SOLENOID, DAMPING FORCE ADJUSTMENT MECHANISM, AND DAMPING FORCE ADJUSTING SHOCK ABSORBER
Document Type and Number:
WIPO Patent Application WO/2021/215148
Kind Code:
A1
Abstract:
The present invention comprises: a stator in which a conical projection provided in a position opposing an opening of a storage member and having an outside diameter tapering toward the opening, and a side surface extending from an outer circumference of the tapering part in a direction away from the opening of the storage member are integrally formed by a magnetic material; a yoke having a fixing hole with an inner circumferential surface on which a part of a side surface part of the stator is fixed, and forming a non-contact part on the storage member side in the fixing hole that does not contact the side surface part; a non-magnetic coupling member joined by heating between the storage member and the yoke; and a movable element comprising a magnetic material provided in the storage member so as to be movable in an axial direction.
Inventors:
SUKA RYUICHI (JP)
MUZVIDZIWA MILTON (JP)
MUZVIDZIWA MILTON (JP)
Application Number:
PCT/JP2021/010774
Publication Date:
October 28, 2021
Filing Date:
March 17, 2021
Export Citation:
Assignee:
HITACHI ASTEMO LTD (JP)
International Classes:
F16F9/19; F16K31/06; F16F9/34; F16F9/46; H01F7/16
Foreign References:
| JP2014073018A | 2014-04-21 | |||
| JP2014129842A | 2014-07-10 | |||
| JP2019071378A | 2019-05-09 | |||
| JP2017118124A | 2017-06-29 | |||
| JP2002340216A | 2002-11-27 | |||
| JP2004218816A | 2004-08-05 |
Attorney, Agent or Firm:
YAMAMOTO, Osamu et al. (JP)
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