Air inhalation flow rate measuring device
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United States of America Patent
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-
Jan 8, 1980
Grant Date -
N/A
app pub date -
Feb 27, 1978
filing date -
Feb 27, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An air inhalation flow rate measuring device for exercising the respiratory musculature and increasing the lung capacity of the user, including an air flow column having a plurality of column segments with individual air flow indicators residing in each segment which move to indicate air intake flow rates when a user inhales air through the device.
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