JPS60171344U - thermal head - Google Patents

thermal head

Info

Publication number
JPS60171344U
JPS60171344U JP5951284U JP5951284U JPS60171344U JP S60171344 U JPS60171344 U JP S60171344U JP 5951284 U JP5951284 U JP 5951284U JP 5951284 U JP5951284 U JP 5951284U JP S60171344 U JPS60171344 U JP S60171344U
Authority
JP
Japan
Prior art keywords
heat generating
thermal head
resistance value
insulating substrate
layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP5951284U
Other languages
Japanese (ja)
Inventor
中西　清司
Original Assignee
日本電気株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日本電気株式会社 filed Critical 日本電気株式会社
Priority to JP5951284U priority Critical patent/JPS60171344U/en
Publication of JPS60171344U publication Critical patent/JPS60171344U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来のサーマルヘッドの断面図、第２図は第１
図の平面図、第３図は第１図のサーマルヘッドの温度分
布図、第４図、第５図は本考案のサーマルヘッドの第一
の実施例の断面図、第二の実施例の平面図、第６図は第
４図、第５図のサーマルヘッドの温度分布図である。 １．１１・・・基板、２，１２・・・グレーズ層、３゜
１３．２３−・・発熱抵抗層、４　ａ、　４　ｂ、１４
　ａ’ｔ１４ｂ、２４ａ、２４ｂ・・・電極層、５，１
５，２５・・・絶縁保護層。Figure 1 is a cross-sectional view of a conventional thermal head, and Figure 2 is a cross-sectional view of a conventional thermal head.
Figure 3 is a temperature distribution diagram of the thermal head in Figure 1, Figures 4 and 5 are cross-sectional views of the first embodiment of the thermal head of the present invention, and plane views of the second embodiment. 6 are temperature distribution charts of the thermal head shown in FIGS. 4 and 5. 1.11...Substrate, 2,12...Glaze layer, 3゜13.23-...Heating resistance layer, 4a, 4b, 14
a't14b, 24a, 24b... electrode layer, 5, 1
5, 25... Insulating protective layer.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 絶縁基板と、その上に互いに分離して並設された複数の
発熱抵抗器と、この発熱抵抗層の各々に対向して接続さ
れた複数の電極層と、前記発熱抵抗層を覆う絶縁保護層
とを有するサーマルヘッドにおいて、前記発熱抵抗層の
前記電極層付近の抵抗値が前記発熱抵抗層の中央部の抵
抗値より実質的に高く設定されたことを特徴とするサー
マルヘッド。An insulating substrate, a plurality of heat generating resistors arranged in parallel and separated from each other on the insulating substrate, a plurality of electrode layers connected to face each other of the heat generating resistive layers, and an insulating protective layer covering the heat generating resistive layers. A thermal head comprising: a resistance value near the electrode layer of the heat generating resistor layer is set to be substantially higher than a resistance value at a central portion of the heat generating resistor layer.
JP5951284U 1984-04-23 1984-04-23 thermal head Pending JPS60171344U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5951284U JPS60171344U (en) 1984-04-23 1984-04-23 thermal head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5951284U JPS60171344U (en) 1984-04-23 1984-04-23 thermal head

Publications (1)

Publication Number Publication Date
JPS60171344U true JPS60171344U (en) 1985-11-13

Family

ID=30586009

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5951284U Pending JPS60171344U (en) 1984-04-23 1984-04-23 thermal head

Country Status (1)

Country Link
JP (1) JPS60171344U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01228867A (en) * 1988-03-09 1989-09-12 Rohm Co Ltd Thin film type thermal head
JPH036943U (en) * 1989-06-07 1991-01-23
JP2014065200A (en) * 2012-09-26 2014-04-17 Toshiba Hokuto Electronics Corp Thermal printhead

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01228867A (en) * 1988-03-09 1989-09-12 Rohm Co Ltd Thin film type thermal head
JPH036943U (en) * 1989-06-07 1991-01-23
JP2014065200A (en) * 2012-09-26 2014-04-17 Toshiba Hokuto Electronics Corp Thermal printhead

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