AUTOMATIC INJECTION DEVICES
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United States of America Patent
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Issued Date -
Aug 31, 2017
app pub date -
Sep 30, 2015
filing date -
Sep 30, 2014
priority date (Note) -
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Abstract
An injection device for delivering a dose of medicament from a syringe includes: a housing including a forward body and rearward body and wherein the forward and rearward body are axially moveably interconnected; a drive mechanism arranged, in use, to be released from an energized position to deliver a dose from the syringe; a latch arranged to hold the drive mechanism in the energized position; and a trigger for releasing the latch; wherein the injection device further includes an interlock arrangement moveable between a locked position in which release of the drive mechanism is prevented and an unlocked position in which the drive mechanism may be released, the interlock arrangement including: an internal blocking formation associated with the rearward body and positioned between the latch and trigger, and wherein in use, forward movement of the rearward body relative to the forward body moves the blocking formation into the unlocked position.
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