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. 17, 2026
Filed:
May. 29, 2024
Mikuni Corporation, Tokyo, JP;
Satoshi Sekiguchi, Kanagawa, JP;
Shoichi Ishiguchi, Kanagawa, JP;
MIKUNI CORPORATION, Tokyo, JP;
Abstract
An electromagnetic actuator includes: a movable element, reciprocating along an axis S; a coilfor excitation; a shaft, fixed to the movable element; a first inner yoke, movably receiving the movable element; a second inner yoke, attracting the movable element through energization of the coil and movably receiving the shaft; and an outer yoke, surrounding the coil and bonded to the first inner yoke and the second inner yoke. In a cross section including the axis, a first bonding region between the first inner yoke and the outer yoke and/or a second bonding region between the second inner yoke and the outer yoke have a bonding length Hd+Hs, Hd+Hsgreater than a plate thickness T of the outer yoke.