发明名称 |
Bellows pump system and method for the use thereof |
摘要 |
The present invention provides an assembly of bellows part and a part against which unrolling takes place (the unrolling part), comprising a bellows part with a flexible wall of a predetermined shape and thickness variation which co-operates with an unrolling part with a stiff outer wall along which the flexible wall is movable, wherein the unrolling part has a predetermined diameter variation and/or the flexible wall has a predetermined thickness variation so as to cause a desired development of force.
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申请公布号 |
US7793803(B2) |
申请公布日期 |
2010.09.14 |
申请号 |
US20050518205 |
申请日期 |
2005.08.04 |
申请人 |
MEADWESTVACO CALMAR NETHERLANDS B.V. |
发明人 |
NEERINCX PETER EDUARD;DE REGT JEROEN DANIEL |
分类号 |
B05B11/06;B05B11/00 |
主分类号 |
B05B11/06 |
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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