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:
May. 17, 2022
Filed:
Aug. 30, 2018
Daido Steel Co., Ltd., Nagoya, JP;
Denso Corporation, Kariya, JP;
Akihiko Saito, Nagoya, JP;
Takeshi Takano, Nagoya, JP;
Yu Nakama, Nagoya, JP;
Satoshi Doi, Kariya, JP;
Takeshi Senoo, Kariya, JP;
Tetsuya Aoki, Kariya, JP;
Masatsune Ozawa, Kariya, JP;
Makoto Saizen, Kariya, JP;
DAIDO STEEL CO., LTD., Nagoya, JP;
DENSO CORPORATION, Aichi, JP;
Abstract
An electromagnetic valve used in a fuel system, in which at least a portion of a member constituting an magnetic circuit in an electromagnetic drive unit includes 0.15-0.45 mass % (inclusive) Ni, 0.65-1.0 mass % (inclusive) Al, 9.2-10.3 mass % (inclusive) Cr, and 0.90-1.6 mass % (inclusive) Mo, and the remainder comprises an alloy material comprising Fe and unavoidable impurities. The alloy material may further include 0.05-0.15 mass % (inclusive) Pb.