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Patent Searching and Data


Title:
INJECTOR
Document Type and Number:
WIPO Patent Application WO/2019/216207
Kind Code:
A1
Abstract:
An injector (20) that comprises a housing (30), a fixed core (41), a mobile core (42), a coil (44), a needle (50), and a spring (61). A shaft part (51) has a first protruding part (53) and a second protruding part (54) that sandwich the mobile core, the first protruding part being on a valve part (52) side, and the second protruding part being on the fixed core side. The distance in the axial direction (AX) between a third surface (421) that is a surface of the mobile core that is on the valve part side and a fourth surface (422) that is a surface of the mobile core that is on the fixed core side is shorter than the distance in the axial direction between a first surface (531) that is a surface of the first protruding part that is on the fixed core side and a second surface (541) that is a surface of the second protruding part that is on the valve part side. An elastic member (55) is provided to the first surface and/or the third surface.

Inventors:
FUJINO TOMOKI (JP)
Application Number:
PCT/JP2019/017253
Publication Date:
November 14, 2019
Filing Date:
April 23, 2019
Export Citation:
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Assignee:
DENSO CORP (JP)
International Classes:
F02M61/10; F02M21/02; F02M51/00; F02M51/06; F02M61/04; F02M67/12
Foreign References:
JP2018059514A2018-04-12
JP2003512557A2003-04-02
JP2015021470A2015-02-02
JP2008038632A2008-02-21
Attorney, Agent or Firm:
TOKKYO GYOMUHOJIN MEISEI INTERNATIONAL PATENT FIRM (JP)
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