| 发明名称 |
Circuit for a pulse width modulation controlled electromagnetic purge valve for venting a tank of a vehicle |
| 摘要 |
The circuit includes a control unit for generating pulse-width modulated signals for driving an electromagnetic regenerative valve. A solenoid coil is supplied with the signals via a switch. A free-running diode is provided on the solenoid coil for suppressing high induced voltages.
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| 申请公布号 |
EP1400684(A2) |
申请公布日期 |
2004.03.24 |
| 申请号 |
EP20030015410 |
申请日期 |
2003.07.09 |
| 申请人 |
CARL FREUDENBERG KG |
发明人 |
GERLICH, TORSTEN;KLATT, CHRISTOPHER;HEINRICH, RALF;KLESEN, CHRISTOF |
| 分类号 |
F02M25/08;H01F7/18;H02P25/06;(IPC1-7):F02M25/08 |
主分类号 |
F02M25/08 |
| 代理机构 |
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代理人 |
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