Measurement device for measuring airflow volume and ventilation resistance of wind-blowing apparatus
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United States of America Patent
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Jan 2, 2018
Issued Date -
N/A
app pub date -
Mar 1, 2016
filing date -
Mar 6, 2015
priority date (Note) -
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Abstract
A measurement device for measuring an airflow volume and a ventilation resistance of a wind-blowing apparatus includes: a housing that includes an air duct with an air inlet and an air outlet, the air inlet being configured to take in air, the air outlet being configured to send out the taken air; an opening member installed inside the air duct, the opening member including an opening allowing the air taken from the air inlet to pass therethrough; pressure sensors configured to measure air pressures before and after the air passes through the opening member in the air duct; and an opening member replacing mechanism that forms a part of the air duct, the opening member replacing mechanism being configured to allow the opening member to be replaceable.
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