Patent ID: 8434648

Claim:
A fluid dispenser device comprising: a reservoir ( 1 ) containing fluid to be dispensed; a fluid dispenser valve ( 20 ) including a valve body ( 21 ), said valve ( 20 ) being mounted on said reservoir ( 1 ) by a fastener element ( 50 ); and a ring ( 10 ) disposed around said valve body ( 21 ), said ring ( 10 ) comprising at least an outer portion ( 15 ) and an inner portion ( 11 , 11 ′) that co-operates with said valve body ( 21 ), said ring is made as a single piece, said outer portion ( 15 ) being adapted to co-operate in leaktight manner, by plastic deformation of the ring, with a portion of the reservoir ( 1 ) while the fastener element ( 50 ) is being assembled on the reservoir ( 1 ), wherein said outer portion forms a smooth surface before the fastener element is assembled on the reservoir.