Patent ID: 8919383
Filing Date: 2014-12-30
Classification: B01L,F16K,G01N,Y10T

Abstract:
1. A device ( 1 ) for the manipulation of a liquid ( 2 ), having a channel ( 3 ) for receiving the liquid ( 2 ) and having a body ( 4 ) that is movable in the channel ( 3 ), characterised in that the body ( 4 ) fills the channel ( 3 ) by more than 60% of its cross-sectional area and an intermediate space ( 6 ) is formed between the body ( 4 ) and the channel wall, so that the liquid ( 2 ) or its front ( 2 A) is held in the intermediate space ( 6 ) by capillary forces and the channel ( 3 ) is filled with the liquid ( 2 ) only up to the body ( 4 ) or end of the intermediate space ( 6 ), and/or in that the channel ( 3 ) comprises at least one non-wettable region ( 3 A) which is bridged for the liquid ( 2 ) by means of the body ( 4 ).