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公开(公告)号：US20230016650A1
公开(公告)日：2023-01-19
申请号：US17955322
申请日：2022-09-28
Applicant: DENSO CORPORATION
Inventor： Yuunosuke HARADA , Kouichi MOCHIZUKI , Keita IMAI , Masaru MOTOKI , Jun YAMASHITA , Kouta MAEKAWA
Abstract: An upper housing is provided between a fixed core and a housing opposite to a nozzle hole with respect to a coil. The upper housing is configured to form a magnetic circuit with the fixed core and the housing. The upper housing has a first tapered surface formed on an outer peripheral wall and a first cylindrical surface formed on an inner peripheral wall. The housing has a second tapered surface that radially faces the first tapered surface. The fixed core has a second cylindrical surface that radially faces the first cylindrical surface.
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