发明名称 |
Dual balance shaft pump assembly |
摘要 |
A dual fluid pump assembly driven by respective shafts of a dual balancing shaft assembly for an engine of an automotive vehicle. A shaft housing rotatably supports primary and secondary balancing shafts of the dual balancing shaft assembly. The shafts are coupled by a gear train for rotating the primary and secondary balance shafts in opposite directions. Each shaft includes a distal end for supporting and driving a fluid pump. A pump housing is fixedly secured to the shaft housing for enclosing the fluid pump and retaining fluid therebetween. The pumps are disposed adjacent the shaft housing and within a seal formed by the shaft housing and pump housing.
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申请公布号 |
US7037088(B2) |
申请公布日期 |
2006.05.02 |
申请号 |
US20030447043 |
申请日期 |
2003.05.28 |
申请人 |
TESMA INTERNATIONAL INC. |
发明人 |
SHULVER DAVID;SARKANJAC DAN;TANG WEI |
分类号 |
F04B17/00;F01M1/02;F02B67/04;F16F15/26 |
主分类号 |
F04B17/00 |
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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