| 摘要 |
<p>In a pressure-regulating valve which supplies a functional liquid from a functional liquid tank to a functional liquid droplet ejection head, using, as a reference regulating pressure, atmospheric pressure which a diaphragm receives, a valve-disc energizing spring, which energizes a valve disc for opening and closing a communication passage communicating a primary chamber and a secondary chamber, is configured so as to be separated from a housing main body along with a lid body.</p> |
