Patent ID: 6585172
Filing Date: 2003-07-01
Classification: B05B

Abstract:
A nasal dispenser head (10) for a fluid dispenser device, said head (10) comprising an expulsion channel (11) terminating in a dispensing orifice (12), an insert (20) being placed in said expulsion channel (11), the downstream end (21) of said insert (20) in the flow direction of the fluid co-operating with the downstream end portion of said expulsion channel (11) to define a spraying profile (13, 14), the head being characterized in that said downstream end (21) of said insert 20) and said downstream end portion of said expulsion channel (11) are both frustoconical, forming a frustoconical spraying profile (13, 14), said insert (20) occupying substantially all of the volume of the expulsion channel (11) so as to define a narrow expulsion channel (11).