| 摘要 |
PROBLEM TO BE SOLVED: To provide a flow passage connecting structure which allows a fluid passing a supply needle to smoothly flow down. SOLUTION: A printer 10 is equipped with the supply needle 320 having a flow passage 322 formed therein at the tip 324 of which a supply groove 326 is formed, a supply port part 610 having a supply port 612 formed therein, a packing 640 having a through-hole 642, a valve body 630 for openably and closably sealing the through-hole 642, and a coil spring 650 for energizing the valve body 630 to the packing 640. The supply groove 326 is formed from the tip 324 through to a side wall 321. COPYRIGHT: (C)2009,JPO&INPIT |
