| 发明名称 |
ELECTRIC POWER STEERING SYSTEM |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an electric power steering system that provides electric power steering with increased heat dissipation of a power board. <P>SOLUTION: The electric power steering system has a heat sink 64 in surface contact with the power board 61 mounted with a bridge circuit of a plurality of semiconductor switching elements for switching current to an electric motor 30 in dependence on torque assisting a steering wheel. The heat sink 64 has a plurality of projections 64d on the surface opposite to the power board 61. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
| 申请公布号 |
JP2005212722(A) |
申请公布日期 |
2005.08.11 |
| 申请号 |
JP20040025286 |
申请日期 |
2004.02.02 |
| 申请人 |
MITSUBISHI ELECTRIC CORP |
发明人 |
TOMINAGA TSUTOMU;FUJIMOTO TADAYUKI |
| 分类号 |
B62D5/04;H02K5/22;H02K7/116;H02K11/04;(IPC1-7):B62D5/04 |
主分类号 |
B62D5/04 |
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