APPARATUS AND METHOD FOR RELEASING A MEASURED AMOUNT OF CONTENT FROM A CONTAINER

摘要

Apparatus and method for delivering a predetermined quantity of content from a pressurized container include a container for housing a pressurized gas and a content; a valve for releasing content from the container; a metering chamber in fluid communication with the container and the valve and having an upper wall and a lower wall, the metering chamber defining a volume proportionate to a predetermined quantity of content to be delivered; and a movable partition comprising a seal positioned in the chamber and capable of moving from a first resting position to a second sealing position, the sealing position sealing fluid communication of the chamber with the valve. When the valve is opened to deliver content from the container, the movable partition moves from a first resting position to a second sealing position.