Balance shaft module |
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| 申请号 | US15333886 | 申请日 | 2016-10-25 | 公开(公告)号 | US10107287B2 | 公开(公告)日 | 2018-10-23 |
| 申请人 | HYUNDAI MOTOR COMPANY; | 发明人 | Seongyong Kim; Sung Kwang Kim; | ||||
| 摘要 | A balance shaft module includes a balance shaft for receiving a driving force from a crankshaft of an engine by a driving gear and rotating inside a balance shaft housing, an oil pump gear being geared with the driving gear to rotate along with the driving gear, an oil pump shaft having the oil pump gear press-fitted therein and rotating as the oil pump gear rotates, and an oil pump assembly mounted in the oil pump shaft and pumping oil as the oil pump shaft rotates, wherein a pair of support rings is provided at both side surfaces of the oil pump gear to support both side portions of the oil pump gear in the oil pump shaft. | ||||||
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