发明名称 高圧ポンプ
摘要 A valve seat member which partitions between a supply passage and a pressurizing chamber, includes an inner flow path, which communicates between the supply passage and the pressurizing chamber, and an outer flow path, which is placed on a radially outer side of the inner flow path. An inner valve is seatable against inner valve seat formed in an opening of the inner flow path. An outer valve is contactable with an end surface of the inner valve, which is opposite from the inner valve seat. The outer valve is seatable against an outer valve seat, which is formed in an opening of the outer flow path.
申请公布号 JP5830492(B2) 申请公布日期 2015.12.09
申请号 JP20130109738 申请日期 2013.05.24
申请人 株式会社日本自動車部品総合研究所;株式会社デンソー 发明人 加藤 毅彦;越本 振一郎;菱沼 修;宮本 裕
分类号 F02M59/46;F02M59/34;F02M59/36 主分类号 F02M59/46
代理机构 代理人
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