| 摘要 |
<p>A turbo charger is disclosed. The turbo charger according to an embodiment of the present invention comprises a turbine housing; a compressor housing; a center housing installed between the same, and supplying oil performing lubricating and cooling work to the inside; and a shaft connecting a turbine wheel and a compressor wheel inside the center housing, and including a bearing, and comprises a bearing including an oil supply hole and installed on the shaft, wherein a spiral guide groove is formed along the outer circumferential surface to guide the oil to the bearing installed side.</p> |
