| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a pump reducing influence by liquid mixed in oil. <P>SOLUTION: This invention relates to a pump dealing with liquid. The pump is provided with a pump body part lubricated by oil, also is provided with a connecting pipe extending downward from a lower part of the pump body part, extending upward after bending from a lower part and connecting to a part near an upper part of the pump body. The pump is provided with a drain port provided at a lower part of the connecting pipe. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
