Patent ID: 7021503

Claim:
A metal crimping cap ( 10 ) for a fluid dispenser device, said cap ( 10 ) acting to fix a dispensing member ( 20 ) such as a pump or a valve to the neck ( 31 ) of a reservoir ( 30 ) containing fluid to be dispensed, said cap ( 10 ) having a fixing portion ( 11 ) for receiving said dispensing member ( 20 ) securely, and a crimping portion ( 12 ) which serves to be crimped to the neck ( 31 ) of the reservoir ( 30 ), said crimping portion ( 12 ) being provided with a covering element ( 15 ) made of a plastics material and extending over at least a fraction of the inside surface of said crimping portion ( 12 ), and over at least a fraction of the outside surface thereof, so that no metal particles are generated before, during and/or after crimping, said cap being characterized in that, on the outside surface of said crimping portion ( 12 ) of the cap ( 10 ), said covering element ( 15 ) is provided with retaining means ( 18 ) adapted to co-operate with a pusher to retain said pusher by preventing it from being removed from said dispensing member ( 20 ).