B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
222/57
B65D 83/14 (2006.01)
Patent
CA 1225069
ABSTRACT An aerosol valve (3) for dispensing metered fluid doses from an aerosol container, comprising a valve body (4) at least partially defining a metering chamber (9) and a valve stem (6) operably movable between inoperative and operative positions against a bias, the stem (6) having a seal (16) mounted thereon and arranged to seal an inlet duct (18) of the metering chamber (9) when the valve stem (6) is in its operative position. In a preferred embodiment, the valve stem (6) has first and second portions (7,8) with the seal (16) mounted upon the second portion (8). In this particular arrangement, and when the valve stem (6) is in its inoperative position, an outlet duct (12) associated with the metering chamber (9) is sealed therefrom and the inlet duct (18) is open, whereby fluid to be dispensed in a metered dose can flow or be drawn into the metering chamber (9), When the valve stem (6) is in its operative position, the seal (16) is in sealing engagement with the inlet duct (18) and the outlet duct (12), of the first stem portion (7), is in communication with the metering chamber (9), whereby a metered dose of fluid can be dispensed therefrom.
434017
Neotechnic Engineering Limited
Ridout & Maybee Llp
LandOfFree
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