Expansion tank
AssigneeFlamco B.V.
InventorsJan Henk Cnossen, Jan Hendrik Timmerman, Dimitri Wasil Kemper, Jan Postma
Life of this patent
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Abstract
An expansion tank (1) which is intended to be connected to a pipe system which is filled or is to be filled with liquid, comprises a substantially closed tank (2) having at least a first connection opening (6) for connection to a liquid pipe, a second connection opening for connection to a source of pressurized gas (14), and an element (8) which can move inside the tank and is designed to move with the interface (11) between liquid (9) and gas (10) in the tank. The tank is provided, at the location of the second connection opening, with a valve assembly (7) which can open and close the second connection opening and can be actuated by the movable element (8) in the tank.
Claims9
An expansion tank which is intended to be connected to a pipe system which is filled or is to be filled with liquid, comprising a substantially closed tank having at least a first connection opening for connection to a liquid pipe, a second connection opening for connection to a source of pressurized gas, and an element which can move inside the tank and is designed to move with the interface between liquid and gas in the tank, the tank being provided, at the location of the second connection opening, with a valve assembly which can open and close the second connection opening and can be actuated by the movable element in the tank.
Dependencies are inferred from the claim text.