Patent ID: 8279248
Filing Date: 2012-10-02
Classification: B41J

Abstract:
1. A recording head comprising: a substrate; a plurality of heat generating parts arranged on or above the substrate; and a conductive layer electrically connected to each of the heat generating parts, wherein the conductive layer includes a connecting part electrically connected to the heat generating parts and a wiring part electrically connected to the connecting part, the wiring part having a smaller cross-sectional area along an arrangement direction of the heat generating parts, than a cross-sectional area of the connecting part along the arrangement direction of the heat generating parts, the wiring part includes a first part having a smaller width in a plan view along the arrangement direction of the heat generating parts, than a width of the connecting part in a plan view along the arrangement direction of the heat generating parts, and a second part located in such a way that at least part thereof overlaps with the first part, the second part having a greater width in a plan view along the arrangement direction of the heat generating parts, than the width of the first part in the plan view of the arrangement direction of the heat generating parts and wherein an entirety of the first part is located on the second part.