JPS612578A - 感熱記録装置 - Google Patents
感熱記録装置Info
- Publication number
- JPS612578A JPS612578A JP59123577A JP12357784A JPS612578A JP S612578 A JPS612578 A JP S612578A JP 59123577 A JP59123577 A JP 59123577A JP 12357784 A JP12357784 A JP 12357784A JP S612578 A JPS612578 A JP S612578A
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- circuit
- recording
- reference level
- resistor elements
- 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.)
- Granted
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 239000003990 capacitor Substances 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009499 grossing Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
- B41J2/32—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
- B41J2/35—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads providing current or voltage to the thermal head
- B41J2/355—Control circuits for heating-element selection
- B41J2/36—Print density control
Landscapes
- Electronic Switches (AREA)
- Fax Reproducing Arrangements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59123577A JPS612578A (ja) | 1984-06-15 | 1984-06-15 | 感熱記録装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59123577A JPS612578A (ja) | 1984-06-15 | 1984-06-15 | 感熱記録装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS612578A true JPS612578A (ja) | 1986-01-08 |
| JPH0377785B2 JPH0377785B2 (enExample) | 1991-12-11 |
Family
ID=14864024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59123577A Granted JPS612578A (ja) | 1984-06-15 | 1984-06-15 | 感熱記録装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS612578A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0622216A1 (en) * | 1993-04-27 | 1994-11-02 | Gerber Scientific Products, Inc. | Thermal printing apparatus with improved power supply |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5684982A (en) * | 1979-12-12 | 1981-07-10 | Ricoh Co Ltd | Controlling method for current loading time in heat recording system |
-
1984
- 1984-06-15 JP JP59123577A patent/JPS612578A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5684982A (en) * | 1979-12-12 | 1981-07-10 | Ricoh Co Ltd | Controlling method for current loading time in heat recording system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0622216A1 (en) * | 1993-04-27 | 1994-11-02 | Gerber Scientific Products, Inc. | Thermal printing apparatus with improved power supply |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0377785B2 (enExample) | 1991-12-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5422662A (en) | Thermal printer head having current sensors connected to heating elements | |
| GB2184695A (en) | Method and apparatus for temperature control in thermal printers | |
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