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Patent Searching and Data


Title:
VALVE MECHANISM AND HIGH-PRESSURE FUEL-SUPPLY PUMP HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2016/098482
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a valve mechanism in which abrupt displacement of a valve in a direction intersecting the stroke axis, occurring when the valve opens and closes, is suppressed, and to provide a high-pressure fuel-supply pump having this valve mechanism. The valve mechanism according to the present invention includes a seat member having a seat surface, a valve that comes into contact with the seat surface, and a valve housing that accommodates the seat member and the valve. The valve housing is formed in such a shape that it suppresses displacement of the valve in a direction intersecting the direction in which the valve opens and closes.

Inventors:
OMATA SHIGEHIKO (JP)
AKIYAMA MORITSUGU (JP)
NEMOTO MASASHI (JP)
MACHIMURA HIDEKI (JP)
TAHARA SHIGENORI (JP)
OGINUMA TAKANORI (JP)
Application Number:
PCT/JP2015/081245
Publication Date:
June 23, 2016
Filing Date:
November 06, 2015
Export Citation:
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Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
F02M59/46; F16K15/04
Foreign References:
JP2000045906A2000-02-15
JP2010116979A2010-05-27
JPH0117485Y21989-05-22
Other References:
See also references of EP 3236061A4
Attorney, Agent or Firm:
INOUE Manabu et al. (JP)
Manabu Inoue (JP)
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