| 摘要 |
PROBLEM TO BE SOLVED: To provide a fluid delivering apparatus which can simply change a fluid resistance in a feeding passage that connects a fluid feeding chamber and a pressure chamber. SOLUTION: The fluid delivering apparatus I is constituted by having a nozzle hole 1 which delivers a fluid, the pressure chamber 2 consisting of a space which communicates with the nozzle hole 1, the fluid feeding chamber 4 to which the fluid is supplied from a fluid supplying source, and the feeding passage 3 which connect the fluid feeding chamber 4 and the pressure chambers 2. A resistance variably changing means 10 which changes the fluid resistance in the feeding passage 3 is provided inside of the fluid feeding chamber 4. COPYRIGHT: (C)2008,JPO&INPIT
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