Circulation pump assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11359822
APP PUB NO 20200340684A1
SERIAL NO

16635787

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A circulation pump assembly includes a first inlet (84), an outlet (80), an electric drive motor (30) and at least one impeller (68; 100) driven by the drive motor (30). The circulation pump assembly has at least one first flow path (26; 48) positioned in a connection between the first inlet (84) and the outlet (80) for increasing the pressure of a fluid. The circulation pump assembly has a second inlet (86). The at least one impeller (68; 100) has at least one second flow path (28; 50) for increasing the pressure of a fluid, which is positioned in a connection of the second inlet (86) to the outlet (80). A heating system is provided having a circulation pump assembly of this type.

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Patent Owner(s)

Patent OwnerAddress
GRUNDFOS HOLDING A/S8850 BJERRINGBRO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Blad, Christian Bjerringbro, DK 8 13
Blad, Thomas Bjerringbro, DK 32 104

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