Patent ID: 7837309

Claim:
A liquid ejecting head comprising: a case member including a head unit including a nozzle line having a plurality of aligned nozzle openings, the head unit being capable of discharging liquid in a pressure chamber from the nozzle openings in the form of liquid drops by driving a pressure source; and an introduction needle holder including an introduction needle introducing liquid in a liquid holding member that is an ink cartridge or subtank into a liquid flow path communicating with the pressure chamber, wherein: the introduction needle holder includes a holder side liquid flow path that supplies liquid introduced from the liquid introduction needle to the case member side, the case member includes a case side liquid flow path that supplies liquid supplied from the holder side liquid flow path of the introduction needle holder to the pressure chamber side; the case member includes a head unit attachment portion to which the head unit is attached, a holder attachment portion that is located on the opposite side from the head unit attachment portion and to which the introduction needle holder is attached, and a supporting wall provided on one side of the holder attachment portion; the supporting wall includes an engaging claw thereof; and the introduction needle holder includes an engaged claw capable of being engaged with the engaging claw and provided at one end thereof, the liquid ejecting head further comprising an introduction needle holder fixing portion that fixes the other end of the introduction needle holder to the holder attachment portion of the case member.