JPH02111539U

JPH02111539U -

Info

Publication number: JPH02111539U
Application number: JP2065389U
Authority: JP
Priority date: 1989-02-23
Filing date: 1989-02-23
Publication date: 1990-09-06

Description

[Brief explanation of drawings]

第１図ないし第６図にはこの考案の実施例を示
し、第１図は請求項１。に記載のこの考案による
平面形サーマルヘツドの部分斜視図、第２図はそ
の縦断面図、第３図はその配線図、第４図は請求
項２。に記載のこの考案による平面形サーマルヘ
ツドの部分平面図、第５図は請求項３。に記載の
この考案による平面形サーマルヘツドの部分斜視
図、第６図はその縦断面図である。第７図は従来
の端面サーマルヘツドの部分斜視図、第８図はそ
の使用状態説明図、第９図は従来の平面形サーマ
ルヘツドの部分平面図、第１０図はその使用状態
説明図である。１０……基板、１０ａ……基板の端面、１０ｂ
……基板の表面（一面）、１０ｅ……エツジ部分
、１１……コモン電極パターン、１２……個別電
極パターン、１４……発熱体、１５……絶縁層。 Embodiments of this invention are shown in FIGS. 1 to 6, and FIG. 1 shows claim 1. 2 is a longitudinal sectional view thereof, FIG. 3 is a wiring diagram thereof, and FIG. 4 is a claim 2. FIG. 5 is a partial plan view of the planar thermal head according to this invention as described in Claim 3. FIG. 6 is a partial perspective view of the planar thermal head according to the invention described in FIG. FIG. 7 is a partial perspective view of a conventional end-face thermal head, FIG. 8 is a diagram illustrating its use condition, FIG. 9 is a partial plan view of a conventional planar thermal head, and FIG. 10 is a diagram illustrating its use condition. . 10...Substrate, 10a...End surface of substrate, 10b
. . . Surface (one side) of substrate, 10e . . . Edge portion, 11 . . . Common electrode pattern, 12 . . . Individual electrode pattern, 14 .

Claims

[Claims for Utility Model Registration] 1. A planar thermal head in which a common electrode pattern and a plurality of individual electrode patterns are provided on a substrate, and a heating element connected to them is arranged along an edge portion of one surface of the substrate, A planar thermal head, wherein the plurality of individual electrode patterns are provided on one surface of the substrate, and the common electrode pattern is provided on an end surface of the substrate adjacent to the edge portion. 2. In a planar thermal head in which a common electrode pattern and a plurality of individual electrode patterns are provided on a substrate, and a heating element connected to them is arranged along an edge portion of one surface of the substrate, the plurality of individual electrode patterns are A planar thermal head, which is provided on one surface of a substrate, and the common electrode pattern is also drawn out between the individual electrode patterns and provided on the one surface. 3. In a planar thermal head in which a common electrode pattern and a plurality of individual electrode patterns are provided on a substrate, and a heating element connected to them is arranged along an edge portion of one surface of the substrate, the common electrode pattern is placed on the substrate. A planar thermal head, which is provided on one surface, the heating element is arranged on the common electrode pattern, and the plurality of individual electrode patterns are provided on the common electrode pattern with an insulating layer interposed therebetween.