发明名称 |
Structure for changing old engine oil in transmission case by automatic circulation mechanism |
摘要 |
A structure for changing engine oil in the transmission case of the engine of a motor vehicle comprises a low pressure oil cylinder and a high pressure automatic throttle valve. The change of engine oil is attained by an oil-changing loop of the automatic circulation system.
|
申请公布号 |
US6227332(B1) |
申请公布日期 |
2001.05.08 |
申请号 |
US19990356361 |
申请日期 |
1999.07.19 |
申请人 |
LIAO BO-LIN |
发明人 |
LIAO BO-LIN |
分类号 |
F01M11/04;(IPC1-7):F16C3/14;F16N7/30;B65B1/04 |
主分类号 |
F01M11/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|