发明名称 |
DOUBLED SEAL DISK FOR PISTON PUMP |
摘要 |
A pump assembly in the context of a piston pump having a piston carrying a disk which extends radially outwardly to engage a wall of a chamber to substantially prevent fluid flow in one direction and yet permit deflection of the disk away from the wall of the chamber to permit flow in the other direction; the improvement in which two or more of similar such disks are provided spaced axially adjacent one another. |
申请公布号 |
CA2657695(C) |
申请公布日期 |
2016.08.23 |
申请号 |
CA20092657695 |
申请日期 |
2009.03.10 |
申请人 |
GOTOHTI.COM INC. |
发明人 |
OPHARDT, HEINER;MIRBACH, ALI |
分类号 |
F04B9/02;A47K5/12 |
主分类号 |
F04B9/02 |
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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