Multi-fluid precision calibration pressure source
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United States of America Patent
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Apr 12, 2016
Grant Date -
Aug 22, 2013
app pub date -
Feb 19, 2013
filing date -
Feb 22, 2012
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Abstract
A pressure calibration device can include certain features that allow it to be used with a variety of hydraulic and pneumatic systems. A pressure calibration device can be configured to provide pressure or vacuum, and can have a mode selector for selecting to provide pressure or vacuum. A pressure calibration device can have a volume adjuster configured to modify pressures for hydraulic or pneumatic systems. A pressure calibration device can have a pressure release valve and a bleed valve for adjusting pressure values.
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