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Patent Searching and Data


Title:
DEVICE FOR PUMPING A LIQUID IN A LIQUID LINE
Document Type and Number:
WIPO Patent Application WO/2016/066274
Kind Code:
A3
Abstract:
The invention relates to a device for pumping a liquid in a liquid line, in particular into a bottling system. The aim of the invention is to provide a device for pumping a liquid in a liquid line, and the liquid-guiding areas thereof can be cleaned and/or disinfected from the outside without disassembling the piston or carrying out other operations in the arrangement. According to the invention, a device for pumping a liquid in a liquid line (1) comprises a pump element (2) and two valves (3, 4) which are arranged in the liquid line upstream of and downstream from the pump element, said pump element (2) comprising a pump piston (6) operating in a cylinder (5). The claimed device is characterized in that said pump element (2) comprises a closed chamber (7) having a constant volume of a secondary liquid on which the pump piston (6) works. Also, the chamber (7) is connected to the fluid line (1) by means of an elastic liquid-permeable element (8), said element can be deformed under pressure exerted by the volume of the secondary liquid displaced by the pump piston (6).

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Inventors:
BAUMGARTE ROLF (DE)
CLÜSSERATH LUDWIG (DE)
LESINSKI WERNER (DE)
LINKE MICHAEL (DE)
LITZENBERG MICHAEL (DE)
MEYER NIELS (DE)
Application Number:
PCT/EP2015/002181
Publication Date:
June 09, 2016
Filing Date:
October 30, 2015
Export Citation:
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Assignee:
KHS CORPOPLAST GMBH (DE)
International Classes:
F04B43/107; F04B43/067
Foreign References:
US2444586A1948-07-06
US3254845A1966-06-07
GB837737A1960-06-15
Attorney, Agent or Firm:
MAHLER, Peter (Hamburg, DE)
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