Circulation pump assembly for a heating and/or cooling system
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United States of America Patent
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Jul 27, 2021
Grant Date -
Aug 15, 2019
app pub date -
Apr 23, 2019
filing date -
Nov 7, 2013
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A circulation pump assembly for a heating and/or cooling system includes an electric drive motor (108) and a connected pump housing (106) in which at least one impeller (118) is situated and which comprises a first inlet (112) and a first outlet (114). The pump housing (106) includes a second inlet (122) which is connected in an inside of the pump housing (106) at a mixing point (130) to the first inlet (112). A regulating valve (134), which is designed for regulating the mixing ratio of two flows mixing at the mixing point (130), as well as a control device, which controls the regulating valve (134) for regulating the mixing ration, are arranged in the pump housing (106). A hydraulic manifold is provided with such a circulation pump assembly.
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Family
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