Aerosol spray device
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United States of America Patent
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Jun 17, 2014
Grant Date -
Jun 2, 2011
app pub date -
Nov 16, 2010
filing date -
Nov 17, 2009
priority date (Note) -
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Abstract
The present invention provides a valving arrangement device for an aerosol spray device comprising a pressurized or pressurizable container which, when in its fully open configuration, has a loss coefficient of 10 or less. There is also provided a valving arrangement device for an aerosol spray device wherein, when in its fully open configuration, said valving arrangement is such that fluid passes from the upstream fluid flow path section into the downstream fluid flow path section with any change of the cross-sectional area of the fluid being less than 50% and with any change in direction of the flow being less than 40°.
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