发明名称 |
Method of and apparatus for controlling engine revolution speed |
摘要 |
A method of and an apparatus for controlling the revolution speed of an engine, suitable for use in an automobile having an automatic transmission. Flow rate of auxiliary intake air by-passing a throttle valve is controlled by an auxiliary air control valve, the opening period of which is incremented in response to a signal which represents the state of the automatic transmission shifted from neutral range to a power range so as to avoid any reduction in the engine speed or the engine stall. The valve open time is controlled as a function of the engine cooling water temperature.
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申请公布号 |
US4879982(A) |
申请公布日期 |
1989.11.14 |
申请号 |
US19880234936 |
申请日期 |
1988.08.22 |
申请人 |
HITACHI, LTD.;HITACHI AUTOMOTIVE ENGINEERING CO., LTD. |
发明人 |
ITAKURA, TOMIYA;KAMIFUJI, HIROSHI |
分类号 |
B60W10/04;B60W10/06;B60W10/10;F02D29/00;F02D31/00;F02D41/00;F02D41/04;F02D41/08;F02D41/16 |
主分类号 |
B60W10/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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