Dosing system, dosing method and production method
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United States of America Patent
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Oct 4, 2016
Grant Date -
Oct 1, 2015
app pub date -
Aug 22, 2013
filing date -
Sep 27, 2012
priority date (Note) -
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Abstract
The present invention relates to a dosing systemwith a nozzle having an outlet opening, in the region of which a closure element is movably arranged, which is moved in an ejection and/or retracting direction during operation, wherein the closure element is thus coupled to at least two piezoelectric actuators which are connected in opposite direction such that a first piezoelectric actuator, when it is expanded in operation, moves the closure element in the retracting direction and a second piezoelectric actuator, when it is expanded in operation, moves the closure element in the ejection direction. The invention also relates to a dosing method that can be carried out using such a dosing system and to a method for producing such a dosing system.
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