Patent ID: 7789329
Filing Date: 2010-09-07
Classification: B05B

Abstract:
1. In a sprayer having a tank having a filling opening through which a supply of liquid to be sprayed is poured into the tank, the sprayer also having a pressure chamber having an inlet port for flow of liquid from the tank via the inlet port into the chamber, the chamber also having an outlet port for liquid which is pressurized in the chamber, the improvement comprising a filter removably disposed inside said tank and adjacent the inlet port in the flow of liquid into the inlet port from the tank, the filter having a handle manually accessible via the filling opening of the tank and moveable into and out of filter relationship with the inlet port, wherein the filter comprises a frame having a filter element, said filter also being disposable into a holding fixture on said pressure chamber around said inlet port, said frame of said filter with said filter element being disposed between said tank and said inlet port on opposite sides of said filter element, and said tank has a top in which said filling opening is disposed and also having a bottom, said pressure chamber being a generally cylindrical vessel having a lower end attached to the bottom of said tank, said fixture being disposed in the proximity of the bottom of said tank to facilitate filtering of materials settling at the bottom of said tank, and said fixture comprises flanges defining a notch against said pressure chamber on the outside thereof which is of sufficient size to capture and hold said frame.