| 摘要 |
PROBLEM TO BE SOLVED: To make constitution simple and inexpensive and to make it hard to generate the air leak between an orifice and also clogging between a cap and air bubble or ink. SOLUTION: This apparatus is provided with a first head 14 formed of first orifices 15, a second head 17 formed of second orifices 18 and arranged so as to be separated from the first head 14, the first cap 26 covering the first orifices 15, the second cap 28 covering the second orifices 18, and the first support 39 supporting the first and second caps 26, 28 in a rotatable manner. |
