Accelerated weathering test apparatus with calibration-access assembly
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United States of America Patent
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Jul 24, 2012
Grant Date -
Apr 7, 2011
app pub date -
Oct 7, 2009
filing date -
Oct 7, 2009
priority date (Note) -
In Force
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Abstract
An apparatus for accelerating the weathering effects on test specimens within a test chamber including a calibration-access assembly for replacing test sensors located within the apparatus with reference sensors when the apparatus door is closed. An improved sensor support assembly is also included. The calibration-access assembly from an improved location, facilitating superior irradiance detection. The calibration-access assembly including an aperture defined in the door of the apparatus and a shield connected to the door that is movable to permit or prevent access to sensors when the apparatus door is closed.
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