| 摘要 |
A fluid dispenser device ( 1 ) for associating with a fluid reservoir ( 3 ), the device including at least one check valve ( 12, 2 ) that is suitable for controlling the flow of fluid through the device, the check valve comprising a seat ( 12 ), and a movable valve member ( 2 ) that defines a contact zone that is suitable for bearing against the seat ( 12 ) in leaktight manner, the device including resilient prestress means ( 23 ) that urge the valve member in leaktight contact against its seat ( 12 ) at rest, the device being characterized in that the prestress means ( 23 ) are formed integrally with the valve member.
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