JPS6387035U - - Google Patents
Info
- Publication number
- JPS6387035U JPS6387035U JP18118986U JP18118986U JPS6387035U JP S6387035 U JPS6387035 U JP S6387035U JP 18118986 U JP18118986 U JP 18118986U JP 18118986 U JP18118986 U JP 18118986U JP S6387035 U JPS6387035 U JP S6387035U
- Authority
- JP
- Japan
- Prior art keywords
- layer
- insulating substrate
- heat generating
- glaze layer
- generating resistor
- 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
Links
- 239000010410 layer Substances 0.000 claims description 17
- 239000000758 substrate Substances 0.000 claims description 8
- 239000011241 protective layer Substances 0.000 claims description 2
- 238000005338 heat storage Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
Landscapes
- Electronic Switches (AREA)
Description
第1図は本考案の一実施例の断面図、第2図は
従来の一例を示す断面図である。
1……絶縁基板、2……グレーズ層、3……発
熱抵抗層、4a,4b……電極層、5……絶縁保
護層、6……グレーズ層埋め込み溝、7,8……
分割用溝、10……サーマルヘツド。
FIG. 1 is a sectional view of an embodiment of the present invention, and FIG. 2 is a sectional view of a conventional example. DESCRIPTION OF SYMBOLS 1... Insulating substrate, 2... Glaze layer, 3... Heat generating resistance layer, 4a, 4b... Electrode layer, 5... Insulating protective layer, 6... Glaze layer embedded groove, 7, 8...
Dividing groove, 10... thermal head.
Claims (1)
のためのグレーズ層と、このグレーズ層上に一定
の幅および一定の間隔で平行に配列される複数の
発熱抵抗層と、この発熱抵抗層上に所定の間隔を
以て対向して設けられる複数の電極層と、これら
複数の電極層および前記発熱抵抗層を保護被覆す
る絶縁保護層とからなるサーマルヘツドにおいて
、前記絶縁基板を複数個取りの広い幅とし、この
絶縁基板の上面に前記グレーズ層形成のための複
数列の第1の溝と、これら第1の溝に対して一定
間隔を有し、上面、下面互いに対向して設けられ
るくさび状の第2および第3の複数列の溝とを設
け、前記第1の溝にグレーズ層を埋設させ、この
グレーズ層の上部に当る前記発熱抵抗層上に前記
電極層の対向間隔部を位置させるようにすること
を特徴とするサーマルヘツド基板。 An insulating substrate, a glaze layer for heat storage installed on the insulating substrate, a plurality of heat generating resistor layers arranged in parallel with a certain width and a constant interval on the glaze layer, and a plurality of heat generating resistor layers arranged in parallel on the heat generating resistor layer. In a thermal head comprising a plurality of electrode layers facing each other at a predetermined distance from each other, and an insulating protective layer that protects and covers the plurality of electrode layers and the heating resistor layer, the insulating substrate is formed of a plurality of insulating substrates having a wide width. A plurality of rows of first grooves for forming the glaze layer are formed on the upper surface of the insulating substrate, and wedge-shaped grooves are provided on the upper surface and the lower surface of the insulating substrate at a constant interval from each other and facing each other. a second and third plurality of rows of grooves, a glaze layer is embedded in the first groove, and the opposing spacing portions of the electrode layer are positioned on the heat generating resistor layer above the glaze layer. A thermal head substrate characterized by:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18118986U JPS6387035U (en) | 1986-11-27 | 1986-11-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18118986U JPS6387035U (en) | 1986-11-27 | 1986-11-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6387035U true JPS6387035U (en) | 1988-06-07 |
Family
ID=31125832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18118986U Pending JPS6387035U (en) | 1986-11-27 | 1986-11-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6387035U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03272864A (en) * | 1990-03-22 | 1991-12-04 | Rohm Co Ltd | Thick film type thermal head |
-
1986
- 1986-11-27 JP JP18118986U patent/JPS6387035U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03272864A (en) * | 1990-03-22 | 1991-12-04 | Rohm Co Ltd | Thick film type thermal head |