Claims
- 1. A corner head type thermal head comprising:
- a substrate having a top face, and a side face;
- a glaze layer having an apex provided on the top face of the substrate;
- a sloped surface between said apex of said glaze layer and the side face of the substrate; said sloped surface having a first intersection position with the apex of the side layer and a second intersection position with the substrate side, wherein said second intersection position has a convex shape;
- a resistance film layer provided on said slope and on said glaze layer;
- a heater area formed lying across a top of said corner part;
- a common electrode provided on said resistance film layer in said slope area; and
- a discrete electrode provided on said resistance film layer in an area facing said common electrode with said heater area between for causing a current to flow into a predetermined portion of said heater area in association with said common electrode and
- a reinforcement conductor provided so that said resistance film layer is sandwiched between said reinforcement conductor and said common electrode in said slope area.
- 2. The corner head type thermal head as claimed in claim 1 wherein said sloped surface is convexly curved.
Priority Claims (2)
Number |
Date |
Country |
Kind |
5-137955 |
Jun 1993 |
JPX |
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5-149937 |
Jun 1993 |
JPX |
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Parent Case Info
This is a continuation of application Ser. No. 08/456,825, filed Jun. 1, 1995 now abandoned; which is a divisional of U.S. application Ser. No. 08/255,312, filed on Jun. 3, 1994 which is now U.S. Pat. No. 5,483,736, issued on Jan. 16, 1996.
US Referenced Citations (3)
Foreign Referenced Citations (13)
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Divisions (1)
|
Number |
Date |
Country |
Parent |
255312 |
Jun 1994 |
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Continuations (1)
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Number |
Date |
Country |
Parent |
456825 |
Jun 1995 |
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