| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To reduce a possibility of causing a non-melted part, when forming a liquid supply member by irradiating a contact part positioned near a groove serving as a supply path with laser light, and then, mutually melting the members. <P>SOLUTION: In the step of forming the liquid supply member, the laser light is condensed at the contact part 226 positioned near the end part of the groove 222 in the length direction of the groove 222, by a light condensing part 213 disposed in the transmissive member 220. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
