Dispenser for media and method for producing a dispenser
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United States of America Patent
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-
May 11, 2004
Grant Date -
N/A
app pub date -
Jan 12, 2001
filing date -
Jul 8, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A piston plunger (1) is injection molded from two longitudinal sections (2, 3) in parallel axial position. The shorter component (3) is then pivoted around a hinge joint (4) into position having the same axis as the other component (2) and tightly connected to the latter using locking means (20). The shorter component (3) then forms a nozzle core (67) and the longer component (2) forms a piercing tip (68) for opening a piston membrane (75).
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