| 摘要 |
A fluid dispenser head for associating with a fluid dispenser member (5), such as a pump or a valve, the head comprising an outlet nozzle (1, 2) via which the fluid is dispensed out from the head, the nozzle including an elastically-deformable part (1) that, in use, forms a fluid dispenser orifice in the form of a self-sealing slot comprising two edges that are in mutual leaktight contact in the absence of fluid under pressure in the nozzle, the dispenser head being characterized in that the dispenser orifice does not exist before the head is used for the first time, the orifice being created by the fluid under pressure while the head is being used for the first time, or by the user.
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