Title:
サーマルヘッドおよびプリンタ
Document Type and Number:
Japanese Patent JP5273785
Kind Code:
B2
Abstract:
To achieve improvements in heat generation efficiency and strength against external load, provided is a thermal head (1), comprising: a supporting substrate (3); a heat accumulating (5) bonded onto a surface of the supporting substrate (3); and a heating resistor (7) provided on the heat storage layer (5), wherein: a concave portion (2) is provided in a region, which is opposed to the heating resistor (7), of at least one of the surface of the supporting substrate (3) and a surface on a side of the supporting substrate (3) of the heat accumulating portion (5); and a center line of a hollow heat insulating layer (4) formed, by the concave portion (2), between the supporting substrate (3) and the heat storage layer (5) is shifted with respect to a center line (X) of the heating resistor (7).
Inventors:
Mitsuoka Toshimitsu
Keitaro Koroishi
Yoshinori Sato
Tokaibayashi
Sanbongi Homitsu
Keitaro Koroishi
Yoshinori Sato
Tokaibayashi
Sanbongi Homitsu
Application Number:
JP2008258696A
Publication Date:
August 28, 2013
Filing Date:
October 03, 2008
Export Citation:
Assignee:
Seiko Instruments Inc.
International Classes:
B41J2/335
Domestic Patent References:
| JP2007083532A | ||||
| JP2008207529A | ||||
| JP9174904A |
Attorney, Agent or Firm:
Kentaro Kuhara
Noriaki Uchino
Nobuyuki Kimura
Kunio Ueda
Noriharu Fujita
Noriaki Uchino
Nobuyuki Kimura
Kunio Ueda
Noriharu Fujita