Powder filling apparatus and methods for their use
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United States of America Patent
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Jul 22, 2014
Grant Date -
Jun 21, 2012
app pub date -
Nov 21, 2011
filing date -
Jul 21, 1997
priority date (Note) -
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Abstract
The invention provides methods, systems and apparatus for the metered transport of fine powders into receptacles. According to one exemplary embodiment, an apparatus is provided which comprises a hopper having an opening. The hopper is adapted to receive a bed of fine powder. At least one chamber, which is moveable to allow the chamber to be placed in close proximity to the opening, is also provided. An element having a proximal end and a distal end is positioned within the hopper such that the distal end is near the opening. A vibrator motor is provided to vibrate the element when within the fine powder.
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