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Toilet tank valve

Image Number 4 for United States Patent #6910232.

A toilet tank flushing system including a ballcock valve for maintaining a storage level of water in the tank, a tank valve to release stored water on demand, and a linkage system which requires a reduced physical effort to initiate flushing. A hollow, open-ended closure for the tank valve enables a large cross-section area of discharge port to be used, and which can pass bowl refill water during the flushing sequence.

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