Dispensing apparatus
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United States of America Patent
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Dec 31, 2013
Grant Date -
Mar 3, 2011
app pub date -
Aug 18, 2010
filing date -
Sep 1, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
A dose counter system, and a dispensing apparatus having such a dose counter system, for counting activations of a pressurised dispensing container including: a hydraulic system; and a counter; the hydraulic system having a hydraulic cylinder with a primary piston, a secondary piston and a working fluid, wherein the secondary piston is coupled to, or otherwise operates the counter and the primary piston is engaged by, fixed to, coupled to, or otherwise moved by, a pressurised dispensing container.
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