US Patent 7328860 Water sprayer having flow regulating function

A water sprayer includes a handle having an inside formed with a water inlet channel and an end portion formed with a mounting seat which has a water conduit and a receiving chamber, a control shaft rotatably mounted in the receiving chamber of the handle and having a first side formed with a stop wall and a second side formed with a connecting slot, and a control handle pivotally mounted on the mounting seat and connected to the control shaft to control rotation of the control shaft. Thus, the control shaft is rotatable to regulate the water flow rate injected from the spraying head, so that the water sprayer has a flow regulating function.