Dosing pump for e.g. measuring intercellular moisture, contains pump chamber with ejector and sliding part for sealing inlet and outlet ports

The pump casing has a wall containing at least two ports (3-5) which are each connected to an inlet or outlet channel. A sliding part (7) in contact with the wall containing these ports can be moved between at least two positions, in each of which one port is in communication with the pump chamber (...

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Bibliographische Detailangaben
1. Verfasser:	JAN HENDRIK FONDSE
Format:	Patent
Sprache:	dut ; eng
Schlagworte:	DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY HUMAN NECESSITIES HYGIENE MEASURING MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUIDLEVEL MEDICAL OR VETERINARY SCIENCE METERING BY VOLUME PHYSICS TESTING
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Beschreibung
Zusammenfassung:	The pump casing has a wall containing at least two ports (3-5) which are each connected to an inlet or outlet channel. A sliding part (7) in contact with the wall containing these ports can be moved between at least two positions, in each of which one port is in communication with the pump chamber (8) and the other port(s) is/are sealed from the pump chamber. At least part of the pump chamber is bordered by an ejector (9) housed in the sliding part. Drive devices are provided for the ejector and sliding part.