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.

Date of Patent:
Apr. 07, 2026

Filed:

Aug. 26, 2022
Applicant:

Foster Electric Company, Limited, Tokyo, JP;

Inventors:

Tatsushi Sasanuma, Akishima, JP;

Takeshi Yamamoto, Akishima, JP;

Kazuki Ida, Akishima, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 33/18 (2006.01); G06F 3/01 (2006.01);
U.S. Cl.
CPC ...
H02K 33/18 (2013.01); G06F 3/016 (2013.01);
Abstract

An actuator includes an attachment member including a coil; a movable element having a magnet disposed opposite to the coil, and that is displaced relative to the attachment member when the coil is energized; a resilient support; and a cushioning material. The resilient support has an attachment member-side fixing portion that is fixed to the attachment member, a movable element-side fixing portion that is fixed to the movable element, and a deformation portion that links the attachment member-side fixing portion and the movable element-side fixing portion. The cushioning material is provided between the attachment member and the deformation portion, and deforms in conjunction with bending deformation of the deformation portion.


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