Automatic balancing valve with preset flow rate

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United States of America Patent

PATENT NO 9964964
SERIAL NO

15064950

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Abstract

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An automatic balancing valve is described, wherein a flow controller device is provided and comprises at least translationally movable plug and a respective valve seat that cooperates with the plug in order to automatically adjust the fluid flow rate through the valve. A ring nut, combined with the flow controller device, is rotationally hand-operated to move a choking member placed inside the valve. The movement transmission from the ring nut to the choking member is achieved by a mechanism comprising a plurality of toothed gears.

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Patent Owner(s)

Patent OwnerAddress
FRATELLI PETTINAROLI S P A28017 SAN MAURIZIO D'OPAGLIO (NO)

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pettinaroli, Giulio San Maurizio d'Opaglio, IT 12 88
Spagnolo, Liborio San Maurizio d'Opaglio, IT 4 43

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