Patent ID: 6601612
Filing Date: 2003-08-05
Classification: B01L,G01N,Y10T

Abstract:
A device including a passage along which a liquid may be moved by application of a voltage to the liquid, comprising:a passage member in which the passage is formed and having an aperture; an electrode member comprising an electrode and being separably engageable with the passage member; and wherein, when the electrode member is in said engagement with the passage member, the device has a reservoir in fluid communication with the passage for holding a liquid, the reservoir having an opening at a surface of the passage member, the electrode member cooperating with the aperture so that the electrode is in fluid communication with the passage without the electrode member occupying the opening, and wherein the electrode member cooperates with the passage member so that the aperture is sealed to prevent liquid escape therefrom between the electrode member and the passage member.