Patent ID: 8066361

Claim:
A method of manufacturing a liquid delivery system that delivers liquid to a liquid jetting device, comprising the steps of: (a) providing a liquid receptacle that is installable on the liquid jetting device; (b) providing a liquid supply device that supplies the liquid receptacle with the liquid; and (c) connecting the liquid receptacle and the liquid supply device with a liquid flow passage member; wherein the liquid receptacle has: a liquid storage chamber that stores the liquid; an air flow passage that connects the liquid storage chamber to an outside air; a liquid delivery port that delivers the liquid to the liquid jetting device; an intermediate flow passage leading from the liquid storage chamber to the liquid delivery port; and a sensor, disposed in the intermediate flow passage, for sensing whether the liquid is present or not, wherein the liquid storage chamber includes a top storage chamber which is located at an uppermost position in the liquid storage chamber, the intermediate flow passage has a buffer chamber disposed downstream of the sensor, at a location adjacent to the top storage chamber, the step (c) includes the steps of: (i) connecting the liquid flow passage member to the top storage chamber; and (ii) forming a communication hole in a wall that lies between the top storage chamber and the buffer chamber.