| 摘要 |
PROBLEM TO BE SOLVED: To provide a passage member being capable of achieving a reduction in size while being capable of easily improving sedimentation of a composition of liquid, and further to provide a liquid injection head, a liquid injection device and a liquid agitation method.SOLUTION: A passage member comprises a liquid passage provided with a passage inlet portion 340 having a first inflow port 341 and a second inflow port 342 and a passage outlet portion 350 having a first outlet port 351 communicating with the first inflow port 341 and a second outlet port 352 communicating with the second inflow port 342. In the passage inlet portion 340, the first inflow port 341 and the second inflow port 342 are provided side-by-side in a reference direction. A passage from the first inflow port 341 to the first outlet port 351 and a passage from the second inflow port 342 to the second outlet port 352 are mutually disposed in directions different from the reference direction in at least parts of passage lengths thereof.SELECTED DRAWING: Figure 11 |
