发明申请
US20130169729A1 THERMAL HEAD, PRINTER, AND METHOD OF MANUFACTURING THERMAL HEAD 有权
热头,打印机和制造热头的方法

THERMAL HEAD, PRINTER, AND METHOD OF MANUFACTURING THERMAL HEAD
摘要:
A thermal head including: a laminated substrate including a support substrate and an upper substrate at least one of which has a recess formed in a surface thereof; a heat generating resistor formed on a surface of the upper substrate in the laminated substrate at a position opposed to the recess; and a pair of electrode portions connected to each of both ends of a heat generating resistor, wherein the laminated substrate further includes: an intermediate metal layer sandwiched between the support substrate and the upper substrate and bonded thereto in a laminated state; and a surrounding metal layer formed of a metal material, the surrounding metal layer provided in contact with the intermediate metal layer and formed from a surface of the support substrate extending in a thickness direction thereof to a surface thereof opposite to a portion bonded to the upper substrate.
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