| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a liquid discharge head superior in accuracy of a loading position between recording element substrates.SOLUTION: A liquid discharge head including a plurality of first supporting members 4, a second supporting member 5, which is joined onto the first supporting members 4 and has openings, a plurality of recording element substrates 2, which are respectively positioned in the openings and joined onto the first supporting members 4 for discharging liquids, and an electric wiring board 3, which is joined onto the second supporting member 5 and includes wirings for respectively applying electric signals to recording elements in the plurality of recording element substrates 2, in which a linear expansion coefficient of the second supporting member 5 is lower than a linear expansion coefficient of the electric wiring board 3.</p> |
