US Patent 11059069 Liquid material-discharging device

A liquid material discharge device includes a discharge member made of a rod-shaped body, a liquid chamber which is wider than the discharge member and in which a tip portion of the discharge member is disposed, a discharge port in communication with the liquid chamber, a liquid feed path establishing communication between the liquid chamber and a liquid material storage container, a drive device driving the discharge member, and a main body. The liquid material discharge device further includes an elongate insert member that is removably inserted into the liquid feed path without cutting the communication between the liquid chamber and the liquid material storage container.