| 摘要 |
A dispenser member such as a pump or a valve, comprising:a body (2) in which a piston (3) is slidably received and in which a ferrule (4) is engaged; andfixing means (5) comprising at least one peripheral projection (53) that projects radially outwards, said projection (53) serving to come into engagement in a notch (82) formed in an inside wall (81) of the neck (80) of a receptacle (8), said projection (53) being elastically displaceable radially inwards so as to come into engagement in the notch (82) in the neck by elastically deforming the body (2) radially inwards in a deformation zone (200);said dispenser member being characterized in that the ferrule (4) is not in contact with the body at the deformation zone (200) of the body (2).
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