发明授权
- 专利标题: Thermal head and thermal printer including the same
- 专利标题(中): 热敏头和热敏打印机包括相同
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申请号: US14001392申请日: 2012-02-24
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公开(公告)号: US08803931B2公开(公告)日: 2014-08-12
- 发明人: Yoichi Moto
- 申请人: Yoichi Moto
- 申请人地址: JP Kyoto-Shi, Kyoto
- 专利权人: Kyocera Corporation
- 当前专利权人: Kyocera Corporation
- 当前专利权人地址: JP Kyoto-Shi, Kyoto
- 代理机构: Volpe and Koenig, P.C.
- 优先权: JP2011-040088 20110225
- 国际申请: PCT/JP2012/054578 WO 20120224
- 国际公布: WO2012/115231 WO 20120830
- 主分类号: B41J2/335
- IPC分类号: B41J2/335
摘要:
A thermal head capable of reducing abrasion of the conductive layer and reducing damage of heat-generating portions is provided. A thermal head includes a substrate, a plurality of heat-generating portions disposed on or above the substrate, electrodes provided on or above the substrate and electrically connected to the plurality of heat-generating portions, and a protective layer provided along an arrangement direction of the plurality of heat-generating portions, the protective layer covering the plurality of heat-generating portions and the electrodes. The protective layer has an electrical insulating layer covering the plurality of heat-generating portions and the electrodes, a conductive layer provided on the electrical insulating layer, and an abrasion resistance layer provided on the conductive layer. Part of the conductive layer is an exposed portion exposed from the abrasion resistance layer.
公开/授权文献
- US20130328988A1 THERMAL HEAD AND THERMAL PRINTER INCLUDING THE SAME 公开/授权日:2013-12-12
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