Patent ID: 6425499
Filing Date: 2002-07-30
Classification: A61M,B05B

Abstract:
A fluid spray device comprising an outlet channel (120) terminating in a spray orifice (125), a first tank (110) containing a first substance, a second tank (210) containing a second substance, said two tanks (110, 210) being interconnected by a passage (160, 260) and, prior to actuation of the device, being separated from each other in leakproof manner by sealing means (115, 215) disposed in said passage (160, 260), mixer means (130, 135; 235) being provided to open said passage (160, 260) and to mix together the two substances before they are dispensed, and dispenser means (235, 135) being provided for dispensing said mixture, said mixer means comprising a first piston (135; 235) slidably received in one of the tanks (110; 210) to transfer one of the substances from its tank (110; 210) into the other tank (210; 110), said dispenser means including a second piston (235; 135) slidably received in the other tank (210; 110) for dispensing the mixture of the two substances via the outlet channel (120), the device being characterized in that said sealing means comprise at least one ball (115, 215) adapted to be expelled from the passage (160, 260) by the pressure created in one/of the tanks (110; 210) when said first piston (135; 235) is actuated.