The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 12, 2024
Filed:
Feb. 16, 2021
Honda Motor Co., Ltd., Tokyo, JP;
HONDA MOTOR CO., LTD., Tokyo, JP;
Abstract
An electrically powered suspension system performs an accurate vibration damping of a vehicle with low power consumption even if a linear motor of an electromagnetic actuator strokes to reach an irregular region and includes an electromagnetic actuator generating a driving force for the vibration damping. A linear motor of the actuator includes a cylindrical rod member provided with a plurality of on-rod armature coils along its axis and a housing surrounding the rod member, mounted movable back and forth along the axis with respect to the rod member, and provided with a plurality of permanent magnets along the axis. The on-rod armature coils located on ends of the rod member are provided with short-circuit parts b suppressing the rod member and the housing from moving back and forth with respect to each other.