发明名称 |
Improvements to meters for liquefield petroleum gas pumps |
摘要 |
Piston for displacer meter for liquefied petroleum gas pumps which has a plurality of hollow cup-shaped seals of fluorocarbon resin, which are arranged with paired opposing hollow sides along the cylindrical outer flank of the piston, in the vicinity of its blind flank.
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申请公布号 |
DE3434798(A1) |
申请公布日期 |
1985.05.30 |
申请号 |
DE19843434798 |
申请日期 |
1984.09.21 |
申请人 |
NUOVO PIGNONE S.P.A. |
发明人 |
SUETTA,GIORGIO;DELL'OMO,LUCIANO |
分类号 |
F17C13/02;G01F3/18;G01F11/02;(IPC1-7):G01F11/04 |
主分类号 |
F17C13/02 |
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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