Valve for aerosol container

Details Valve for aerosol container Valve for aerosol container

B - Operations, Transporting

65

D

222/59

B65D 83/48 (2006.01) B65D 83/14 (2006.01) B65D 83/16 (2006.01)

Patent

CA 2009657

Ref. 6550/29 A b s t r a c t A valve device for an aerosol container In order to obtain a predetermined and immediate appreciable initial rate of flow of aerosol at the start of the use of a dispenser and subsequently a predetermined and small continuous rate of flow of aerosol, the valve device comprises: a) a standard valve (1) for an aerosol container (5), b) a closure member (31) adapted to hold the standard valve (1) open or closed selectively, c) a unidirectional valve (2) connected on one side to the standard valve (1) and on the other side to a conduit (18) adapted to be connected to a plunger tube (19) adapted to connect the valve device to the interior of the aerosol container (5), and d) means (14, 15, 16, 17) allowing a continuous slow of fluid from the container through the plunger tube (19) and the conduit (18), around the unidirectional valve (2), and through the standard valve (1) to atmosphere while the standard valve (1) is open; the means which allow the continuous flow comprising connecting means (14, 15, 16) inserted between the standard valve (1) and the conduit (18).

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