Patent ID: 7591538

Claim:
A liquid ejecting head mountable to a liquid ejecting apparatus, said liquid ejecting head comprising: a recording element for generating energy for effecting recording by ejecting liquid in response to a driving voltage applied thereto; an electric power line, connected to said recording element, for supplying the driving voltage to said recording element; a grounding electrical line, connected to said recording element, for electrically grounding said recording element; a storing element for storing individual information which is configured to be read out with a voltage applied thereto which is lower than the driving voltage; a plurality of head electrical contacts electrically connectable to electrical contacts provided in the apparatus when said head is mounted to the apparatus, said head electrical contacts including, a plurality of first electrical contacts electrically connected with said storing element; a plurality of second electrical contacts each electrically connected with said recording element through said electric power line or said grounding line; wherein each of said first electrical contacts is provided in a region surrounded at least by three of said second electrical contacts which are disposed adjacent to said first electrical contacts, respectively.