Patent ID: 8128008

Claim:
A fluid dispenser nozzle comprising: a rigid support; a fluid passageway which passes through the rigid support; and an annular sealing element that is made of elastomer, that surrounds the rigid support, and that is provided with a lip adapted to close off the passageway so long as the fluid is not arriving under pressure from said passageway; said fluid dispenser nozzle being wherein the rigid support comprises a side wall which is annular in shape and which internally defines the passageway, the side wall extending between first and second ends along a central axis; and wherein the rigid support further comprises an end wall which closes off the fluid passageway at the second end of the side wall, the end wall is provided with an outwardly projecting stud and in which the sealing element covers the end wall in a manner such that, when the stud is in the closed position, it fills a central opening defined by the lip of the sealing element, the end wall is provided with three holes angularly distributed around the stud.