公开(公告)号：US09651412B2

公开(公告)日：2017-05-16

申请号：US13982742

申请日：2012-01-31

申请人： Elmar Swiegot ,  Alan Shinn ,  Chiko Fan ,  David King ,  Elias Elias

发明人： Elmar Swiegot ,  Alan Shinn ,  Chiko Fan ,  David King ,  Elias Elias

IPC分类号： B67D1/00 ,  G01F11/02 ,  B01L3/02

CPC分类号： G01F11/023 ,  B01L3/0206 ,  B01L3/0217 ,  B01L2300/028 ,  G01F11/021 ,  G01F11/025

摘要： The invention relates to a dosing device for dispensing and/or receiving a dosed amount of a liquid, comprising a piston device being disposed in a housing and a device for determining the stroke of the piston and/or the position of the piston, wherein the device for determining the stroke of the piston and/or the position of the piston features at least one scalar element and at least one measuring device, wherein the scalar element is fixedly disposed at the housing of the piston device and the measuring device is directly or indirectly connected to the piston and can be moved together with the piston, or wherein the scalar element is disposed at the piston so as to be movable with the piston and the measuring device is fixedly disposed at the housing, and wherein the scalar element is designed as an absolutely coded scale.