ROTARY DAMPER
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United States of America Patent
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Issued Date -
Aug 10, 2017
app pub date -
Feb 4, 2016
filing date -
Feb 4, 2016
priority date (Note) -
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Abstract
A rotary damper is provided. The rotary damper includes a first housing plate having a substantially flat substrate with a first plurality of windows; a rotary disc having a substantially flat substrate with a second plurality of windows, wherein the rotary disc is in rotatable communication with the first housing plate; and a motor that drives rotation of the rotary disc relative to the first housing plate such that the rotary disc rotates from a first configuration in which the second plurality of windows overlaps with the first plurality of windows of the first housing plate to at least a second configuration in which the second plurality of windows on the rotary disc and the first plurality of windows on the first housing plate do not overlap. Also provided is a refrigeration/freezer unit utilizing the rotary damper to control airflow between a freezer compartment and a refrigeration compartment.
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