Droplet jetting head, method of manufacturing droplet jetting head, and droplet jetting apparatus equipped with droplet jetting head

摘要

A droplet jetting head that is obtained by bonding a first substrate 22 in which a through hole 20 is formed, and a second substrate 18r having a pressure chamber 12 together with an adhesive 24 is provided wherein an end of a surface of the through hole 20 in the first substrate 22 that contacts the adhesive 24 has a round shape having a curvature radius of from 1 to 100 μm.