发明名称 First and second spark plugs for improved combustion control
摘要 An engine system includes two spark plugs in a cylinder of an engine. The two spark plugs have different heat ranges in order to address pre-ignition, where only a first spark plug operates during a first condition, and only a second spark plug operates during a second condition.
申请公布号 US7886729(B2) 申请公布日期 2011.02.15
申请号 US20100710853 申请日期 2010.02.23
申请人 FORD GLOBAL TECHNOLOGIES, LLC 发明人 RUSSELL JOHN D.;ANDRI MICHAEL
分类号 F02P15/08 主分类号 F02P15/08
代理机构 代理人
主权项
地址