Patent ID: 7735695

Claim:
A liquid material delivering method comprising the steps of: providing a liquid material delivering device comprising: a nozzle having a delivery port directed downward; a metering section having a tubular space in communication with said nozzle; a flow passage communicating said metering section with said nozzle; a liquid material storage container in communication with the nozzle; and a liquid material delivering plunger having a seal portion and a plunger rod, the seal portion being provided on the plunger rod such that the seal portion slides while closely contacting with an inner wall surface of the tubular space of said metering section; and carrying out an operation, the operation comprising the steps of: filling the metering section with an amount of a liquid material to be delivered in the operation, the liquid material being supplied from the liquid material storage container; advancing said plunger rod at high speed; abruptly stopping the plunger rod after the step of advancing; and repeating plural times the steps of advancing and stopping, such that the amount of the liquid material in a single filling step is delivered in the form of flying droplets.