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发明名称
PUMP
摘要
Leakage of fluid is prevented by a negative pressure created in a motor-shaft bearing section by providing means for forcing fluid in the pumping chamber to flow in one direction.
申请公布号
HK58179(A)
申请公布日期
1979.08.24
申请号
HK19790000581
申请日期
1979.08.16
申请人
MABUCHI MOTOR KK
发明人
MABUCHI K
分类号
F04D13/08;B63H11/08;F04D13/06;F04D29/04;F04D29/42;F04D29/70;(IPC1-7):F04D29/10;A63H23/14;A63H29/00
主分类号
F04D13/08
代理机构
代理人
主权项
地址
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