LIQUID SPRAYERS

摘要

A liquid sprayer (20) is provided. This liquid sprayer includes a bottle (22 ) having an opening and a sprayer housing attached to the bottle. This sprayer housing includes an electrical motor (26), a voltage source for powering the electrical motor, a pump driven by the motor, a switch (40) for completing a n electrical circuit, a nozzle mechanism attached to the sprayer housing for spraying a liquid. The liquid sprayer also includes a deformable "pinched tube" mechanism which prevents liquid from flowing through the nozzle when t he sprayer is not being used. The sprayer housing also includes a trigger (34) movably connected to the sprayer housing for closing the switch, translating the piston (30) and creating a leak-tight seal by squeezing the "pinched tub e".