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    • 2. 发明公开
    • IMPROVED LIQUID LEVEL CONTROLLER
    • 改进的液位控制
    • EP1466223A1
    • 2004-10-13
    • EP02804665.4
    • 2002-08-26
    • BTB Wallercode SDN BHDChan, Pong Kit
    • CHAN, Pong, Kit
    • G05D9/02F16K31/34F16K31/385
    • F16K31/385E03D1/32F16K21/18G05D9/02Y10T137/7371Y10T137/7374Y10T137/7413
    • The present invention relates to a liquid level controller more particularly for maintaining the level of liquid preferably liquid in a tank, pool, reservoir, tub or the like at a predetermined height. An improved liquid level controller comprising:-a housing with an upper and lower section wherein liquid supply detachably joins the upper section and the lower section submerged within the liquid which level is to be maintained; the upper section includes a pressure chamber and an outlet chamber divided by a resilient material; a bore runs through the resilient material; an inlet tube extends from the supply to bore; the said outlet chamber joins an outlet tube within the lower section of the housing towards the outlet; hole provides liquid communication between the pressure chamber and the inner part of the lower section of the said housing; control valve controls the liquid flow through the hole; a control pin with one end attached to the control valve and the other to a displacer slidably mounted around the outlet tube which provides the force to open the control valve. The lower section of the said housing is provided a controller with a thread having one end tied to said controller and the other end through the said control pin to said displacer to adjust preferred liquid level.