JPS6480561A - Positive writing led printer head - Google Patents
Positive writing led printer headInfo
- Publication number
- JPS6480561A JPS6480561A JP23829687A JP23829687A JPS6480561A JP S6480561 A JPS6480561 A JP S6480561A JP 23829687 A JP23829687 A JP 23829687A JP 23829687 A JP23829687 A JP 23829687A JP S6480561 A JPS6480561 A JP S6480561A
- Authority
- JP
- Japan
- Prior art keywords
- lead
- parts
- gnd pattern
- earth
- terminal
- 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
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
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/447—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources
- B41J2/45—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources using light-emitting diode [LED] or laser arrays
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
- Dot-Matrix Printers And Others (AREA)
Abstract
PURPOSE:To enhance printing quality, by providing a GND pattern being an earthing conductor on an insulating substrate and providing a large number of lead-out parts each connected to said GND pattern at one terminal thereof and connected to an external connection wire at the other terminal thereof to an LED array part at a predetermined interval. CONSTITUTION:A GND pattern (earthing conductor) 2 is formed on a ceramic substrate and earth terminal parts 3, 3 are formed to both ends thereof. Earth lead-out pattern parts 5 of the GND pattern 2 are provided to the array part of an LED printer head and connected to FPC pressure contact terminal parts 6 on an earth side through ground line lead-out part 7. Power supply lines 4, 4 are respectively connected to the FPC pressure contact terminals 9 on the power supply side through power supply line lead-out parts 10. Therefore, the current flowing to the line 2 flows to a large number of the earth lead-out patterns 5, lead-out parts 7 and pressure contact terminals 6 in a split from. As a result, the line drop of the GND pattern 2 is reduced and uniformized to reduce the variation in the quantity of light of LED and printing quality or image quality is enhanced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23829687A JPH0822604B2 (en) | 1987-09-22 | 1987-09-22 | Positive writing LED printer head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23829687A JPH0822604B2 (en) | 1987-09-22 | 1987-09-22 | Positive writing LED printer head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6480561A true JPS6480561A (en) | 1989-03-27 |
| JPH0822604B2 JPH0822604B2 (en) | 1996-03-06 |
Family
ID=17028087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23829687A Expired - Lifetime JPH0822604B2 (en) | 1987-09-22 | 1987-09-22 | Positive writing LED printer head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0822604B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005161647A (en) * | 2003-12-02 | 2005-06-23 | Seiko Epson Corp | Line head and image forming apparatus using the same |
| JP2006269769A (en) * | 2005-03-24 | 2006-10-05 | Oki Data Corp | Semiconductor composite device, print head, and image forming apparatus |
| JP2007131155A (en) * | 2005-11-10 | 2007-05-31 | Toyoda Gosei Co Ltd | Vehicle exterior decoration item |
| US7553552B2 (en) | 2005-11-10 | 2009-06-30 | Toyoda Gosei Co., Ltd. | Ornament |
| US7948509B2 (en) | 2003-11-05 | 2011-05-24 | Seiko Epson Corporation | Line head and image forming device using the same |
-
1987
- 1987-09-22 JP JP23829687A patent/JPH0822604B2/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7948509B2 (en) | 2003-11-05 | 2011-05-24 | Seiko Epson Corporation | Line head and image forming device using the same |
| JP2005161647A (en) * | 2003-12-02 | 2005-06-23 | Seiko Epson Corp | Line head and image forming apparatus using the same |
| JP2006269769A (en) * | 2005-03-24 | 2006-10-05 | Oki Data Corp | Semiconductor composite device, print head, and image forming apparatus |
| JP2007131155A (en) * | 2005-11-10 | 2007-05-31 | Toyoda Gosei Co Ltd | Vehicle exterior decoration item |
| US7553552B2 (en) | 2005-11-10 | 2009-06-30 | Toyoda Gosei Co., Ltd. | Ornament |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0822604B2 (en) | 1996-03-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term | ||
| FPAY | Renewal fee payment (prs date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080306 Year of fee payment: 12 |