| 摘要 |
PROBLEM TO BE SOLVED: To provide a liquid droplet discharge head which is capable of easily and properly sealing the joint place of a flow path unit and a support frame by injecting a liquid sealant. SOLUTION: The liquid droplet discharge head 6 includes the flow path unit 10, a piezoelectric unit 11 and the support frame 5 having an opening 5a. A gap path 60 is formed between the outer circumferential portion 11a of the piezoelectric unit 11 and the inner circumferential portion 5b of the opening 5a of the support frame 5 and an introduction groove 65 for promoting the introduction of the liquid sealant 66 and holding it is provided along the gap path 60, in the vicinity of the inner circumferential portion 5b of the support frame 5 in the gap path 60. COPYRIGHT: (C)2009,JPO&INPIT
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