| 摘要 |
A fluid dispenser comprising: a fluid reservoir (1; 1') provided with an opening (10; 10'), the opening being formed by a neck (10) having a top end (12) and an inside wall defining a narrow aperture segment (111) in the vicinity of the top end, and a recessed segment (112) which extends below the narrow aperture segment; a dispensing member (2) provided with a body (20); and a fixing member (3; 3') for fixing said body in the opening; said fixing member being provided with a skirt (31; 31') serving to come into engagement in the opening, and with a sleeve (32) serving to come into engagement around the body; said fluid dispenser being characterized in that the body forms a cam segment (204) for deforming the skirt outwards into pressed contact with the opening, the skirt (31) having a sealing zone (313) which, in the final position, comes into leaktight contact with the narrow aperture segment (111), and a fixing zone (314) which, in the final position, comes into tight-fitting contact with the recessed segment (112).
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