Title:
燃料供給装置
Document Type and Number:
Japanese Patent JP6427071
Kind Code:
B2
Abstract:
A fuel supply apparatus includes a valve seat, a valve element, and a sealing member formed of a circular-disc or annular shape placed in the valve element to face the valve seat. The valve element includes an outside facing surface corresponding to a surface facing the valve seat and formed more outside than the sealing member in a radial direction thereof. The sealing member includes an annular protrusion protruding toward the valve seat more than the outside facing surface, and a flat portion formed between the outside facing surface and an distal end of the protrusion on a side toward the valve seat in a central axis direction of the sealing member so that the flat portion will contact with the valve seat during valve closing.
Inventors:
Sadatsugu Nagata
Application Number:
JP2015117250A
Publication Date:
November 21, 2018
Filing Date:
June 10, 2015
Export Citation:
Assignee:
Aisan Industry Co., Ltd.
International Classes:
F02M51/06; F02M21/02; F02M61/16; H01M8/04
Domestic Patent References:
| JP2010014052A | ||||
| JP2015105592A | ||||
| JP2000087826A | ||||
| JP2002202030A | ||||
| JP11200991A | ||||
| JP2007327613A | ||||
| JP2010276004A | ||||
| JP2009133400A |
Foreign References:
| US2995057 |
Attorney, Agent or Firm:
Patent Business Corporation Cosmos Patent Office