Pen-type injector
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 25, 2014
Issued Date -
N/A
app pub date -
Nov 11, 2010
filing date -
Mar 3, 2003
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A housing for a dispensing apparatus. The housing comprising a main housing and a dose dial sleeve. The dose dial sleeve comprising a helical groove configured to engage a threading provided by the housing. A dose knob is disposed near a proximal end of the dose dial sleeve and a piston rod is provided within the housing. The piston rod is non-rotatable during a dose setting step. A driver comprises an internal threading near a distal portion of the driver and is adapted to engage an external thread of the piston rod. A tubular clutch is located adjacent a distal end of the dose knob and operatively coupled to the dose knob. The dose dial sleeve may extend circumferentially around at least a portion of the tubular clutch.
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