Damper switch
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jun 2, 2020
Grant Date -
Jun 21, 2018
app pub date -
Jun 17, 2016
filing date -
Jun 18, 2015
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Disclosed are a damper switch mounted on a damper having a blade opening/closing structure to open/close blades of the damper, and a damper including the same. The damper switch configured to open/close a plurality of blades of a damper according to the present invention includes a rotating part mounted on a damper shaft of the damper and rotated together with the damper shaft, a driving part configured to provide a power for rotating the rotating part, and a controller configured to measure a load applied to the driving part when the blades are closed, and interrupt an electric power supplied to the driving part when the measured load is not less than a predetermined value.
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