Universal dispensing system for air assisted extrusion of liquid filaments

A nozzle adapted to be coupled to a dispenser having a mounting recess with a first cam surface and a lever with a clamping member having a second cam surface, said nozzle configured to dispense a filament of liquid assisted by pressurized process air and comprising:

• a nozzle body having a top side, a bottom side and a plurality of side walls, said top side including a liquid inlet and a process air inlet, and said bottom side including a liquid discharge orifice in fluid communication with said liquid inlet and a plurality of process air discharge passages in fluid communication with said process air inlet;
• said plurality of side walls includes first and second opposite side walls extending between said top and bottom sides, said first and second opposite side walls each having a cam surface adapted to respectively mate with the first and second cam surfaces of said dispenser;
• and
• said first side wall including a tab adapted for contact with the lever when the nozzle is being ejected from the mounting recess of the dispenser.