Administering apparatus comprising a dosing device
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United States of America Patent
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Aug 30, 2011
Grant Date -
Sep 23, 2004
app pub date -
Jan 29, 2004
filing date -
Jul 30, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An administering apparatus having a casing including a reservoir for a product to be administered, a piston which can be shifted in the reservoir in an advancing direction towards a reservoir outlet to administer the product, a piston rod, a dosing and drive element for performing a dosing movement for selecting a product dose and a delivery movement for delivering the product dose, and a dose setting member which is moved in the advancing direction during the delivery movement, and which engages the piston rod and the casing such that it can only be moved in the advancing direction jointly with the piston rod and is moved counter to the advancing direction relative to the piston rod during the dosing movement.
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