Patent ID: 7294155

Claim:
A coating apparatus that coats a substrate with a liquid material in a coating chamber, comprising: a first liquid supply system that supplies the liquid material to the coating chamber; and a second liquid supply system that supplies a liquid to the first liquid supply system that cleans or that deactivates the liquid material remaining at least either in the coating chamber or in the first liquid supply system, wherein the first liquid supply system includes: a container that accumulates the liquid material; a drip rate control section that controls a quantity of the liquid material that is drawn out from the container; a nozzle section that discharges the liquid material; and a liquid material pipe that all runs in a vertical direction without a horizontal portion relative to the vertical direction, and that connects each of the container, the drip rate control section, and nozzle section so that these sections are positioned in the vertical direction in this order from top to bottom.