| 摘要 |
There is provided a valve for an aerosol container. The valve comprises a valve body (1), within the valve body (1), a sealing ring (112) and receivab le by the sealing ring (112), a valve stem (108) having a dispensing passage (1 0, 11). The valve stem (108) is slidably movable within the sealing ring (112) from a valve-closed position to a valve-open position in which the interior of the valve body is in communication with the dispensing passage (10, 11). The sealing ring (112) is shaped such as to reduce the contact area between the sealing ring (112) and the valve stem (108). Preferably, the valve is a metering valve.
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