发明授权
US3929115A Means for cleaning exhaust gas in a reciprocating piston type automobile engine
失效
用于清洁往复式活塞式汽车发动机中的废气的装置
- 专利标题： Means for cleaning exhaust gas in a reciprocating piston type automobile engine
- 专利标题（中）： 用于清洁往复式活塞式汽车发动机中的废气的装置
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申请号： US34184773申请日： 1973-03-16
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公开(公告)号： US3929115A公开(公告)日： 1975-12-30
- 发明人: YAMAUTI TERUO , OYAMA YOSHISHIGE , HOHSHO YUKIO
- 申请人： HITACHI LTD
- 专利权人： Hitachi Ltd
- 当前专利权人： Hitachi Ltd
- 优先权： JP2728872 1972-03-17
- 主分类号： F02P15/08
- IPC分类号： F02P15/08 ; F02B1/02 ; F02B25/10 ; F02M31/08 ; F02M31/083 ; F02P5/155 ; F02P15/02 ; F02P1/00
摘要：
Means for cleaning exhaust gas in a reciprocating piston type automobile engine comprising fuel supply means for supplying a lean fuel-air mixture, means provided downstream of the fuel supply means for sufficiently atomizing the supplied fuel, primary and auxiliary ignition plugs provided in each engine combustion chamber, and means for determining the ignition timing of the auxiliary plug 0* to 25* different from that of the primary plug in accordance with the operating condition of engine.