High efficiency air mixer using jet streams
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United States of America Patent
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-
Jun 5, 2001
Grant Date -
N/A
app pub date -
Jul 13, 1999
filing date -
Jul 13, 1999
priority date (Note) -
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Abstract
A mixer for first and second fluids, e.g. fresh air and return air respectively, has an outlet for the first fluid which is contiguous to outlet for the second fluid. A first flap is able to move from a position wherein the fresh air outlet is closed to a position wherein the fresh air outlet is open. A second flap is able to move from a position wherein the return air outlet is closed to a position wherein the return air outlet is open. The first and second flaps are connected to move in unison from a position wherein the fresh air outlet is open and the return air outlet is closed to a position wherein the fresh air outlet is closed and the return air outlet is open. Preferably, there is a plurality of alternating fresh air and return air outlets, and the first and second flaps are fixedly joined substantially at right angles to one another.
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