摘要 |
<p>A valve element for use in an ink-jet printer head comprises: a valve seat having a fine hole for a passage of a fluid, the valve seat being formed by a photoelectroforming technique; a valve for covering the hole; a support portion for supporting the valve and for displacing said valve in response to the pressure of said fluid; and a fixing portion for fitting the support portion to the valve seat, the valve, the support portion and the fixing portion being formed on the valve seat by a photoelectroforming technique in order to integrate the valve seat, the valve, the support portion and the fixing portion.</p> |