发明名称 Contact free absolute position determination of a moving element in a medication delivery device
摘要 The present invention relates to a medication delivery device for expelling set doses of medicament, the medication delivery device comprising a position determining assembly for detecting absolute positions of a rotatably mounted member arranged within the device, the position determining assembly comprising a plurality of transmitter electrodes arranged on a first exterior surface part of the rotatably mounted member, a plurality of receiver electrodes arranged on a second exterior surface part of the rotatably mounted member. A number of transmitter electrodes form pairs of interconnected electrodes with a number of receiver electrodes. A reading assembly fixedly arranged relative to for example the housing of the medication delivery device is also provided. The reading assembly comprises a plurality of transmitters arranged to electrically couple to one or more receiver electrodes, the reading assembly further comprising a plurality of receivers arranged to electrically couple to one or more transmitter electrodes.
申请公布号 US8049519(B2) 申请公布日期 2011.11.01
申请号 US20070298330 申请日期 2007.04.25
申请人 NOVO NORDISK A/S 发明人 NIELSEN PREBEN;VON MUENCHOW BODO
分类号 G01R27/26;A61B18/18 主分类号 G01R27/26
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