Patent ID: 7055721

Claim:
A finger-operated fixed-quantity spray pump comprising: an actuator fixed on the upper portion of the pump for ejecting liquid contents; a pump member for sucking the liquid contents from a vessel and ejecting the liquid contents with the actuator; and a sealing cap for fixing the pump member to the vessel and sealing the interior of the pump member from external to the pump member; wherein the pump member comprises: a housing forming the external appearance of the pump member; a piston being engaged to a lower portion of the actuator and moving up and down along the inner surface of the housing and having an influx passage; and a poppet valve moving up and down and having a rod for opening and closing the influx passage of the piston at its upper portion, the poppet valve being connected to a first spring at its lower portion, and the first spring being mounted in the lower inner portion of the housing, and the poppet valve being connected to a second spring at its upper portion, and the second spring being mounted in the upper portion of the housing between the poppet valve and the piston, the poppet valve having a lateral extension part, a lower extension part provided for being inserted in an inner tube of the housing lower portion upon moving the poppet valve down, grooves being formed on the lower extension part; and the housing having a nozzle being located inside the first spring and extending upward from an inlet.