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:
Jan. 27, 2026
Filed:
Sep. 14, 2021
Hitachi Astemo, Ltd., Hitachinaka, JP;
Ryuichi Suka, Hitachinaka, JP;
HITACHI ASTEMO, LTD., Ibaraki, JP;
Abstract
A solenoid comprises a mold coil, a housing, a yoke, an anchor, a cylinder, and an armature. The housing and the yoke are connected together with the cylinder intervening therebetween. The housing includes an accommodating tube portion including a first end portion, a second end portion, and a third end portion. The first end portion faces the anchor. The second end portion is axially recessed back from the first end portion and includes an abutting portion that abuts against the other axial end of the cylinder. The third end portion is axially recessed further back from the first end portion than the second end portion and accommodates solder (copper ring) for sealing space between the third end portion and the cylinder.