JP2005313513A - サーマルプリントヘッド - Google Patents
サーマルプリントヘッド Download PDFInfo
- Publication number
- JP2005313513A JP2005313513A JP2004135122A JP2004135122A JP2005313513A JP 2005313513 A JP2005313513 A JP 2005313513A JP 2004135122 A JP2004135122 A JP 2004135122A JP 2004135122 A JP2004135122 A JP 2004135122A JP 2005313513 A JP2005313513 A JP 2005313513A
- Authority
- JP
- Japan
- Prior art keywords
- layer
- protective film
- print head
- thermal print
- heating 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.)
- 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
- B41J2/315—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
- B41J2/335—Structure of thermal heads
-
- 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
- B41J2/335—Structure of thermal heads
- B41J2/33505—Constructional details
- B41J2/33525—Passivation layers
-
- 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
- B41J2/335—Structure of thermal heads
- B41J2/33505—Constructional details
- B41J2/3353—Protective layers
-
- 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
- B41J2/335—Structure of thermal heads
- B41J2/3355—Structure of thermal heads characterised by materials
-
- 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
- B41J2/335—Structure of thermal heads
- B41J2/33555—Structure of thermal heads characterised by type
- B41J2/3357—Surface type resistors
Landscapes
- Electronic Switches (AREA)
Abstract
【解決手段】基板1上に設けられた発熱抵抗体5と、発熱抵抗体5に通電を行なうための電極3と、発熱抵抗体5および電極3を覆う保護膜6と、を有しているサーマルプリントヘッドAであって、保護膜6の表面粗さは、十点平均粗さRzが0.2μm以上である。
【選択図】 図2
Description
1 基板
3 共通電極
4 個別電極
5 発熱抵抗体
6 保護膜
6A 第1の層
6B 第2の層
Claims (4)
- 基板上に設けられた発熱抵抗体と、上記発熱抵抗体に通電を行なうための電極と、上記発熱抵抗体および電極を覆う保護膜と、を有している、サーマルプリントヘッドであって、
上記保護膜の表面粗さは、十点平均粗さが0.2μm以上であることを特徴とする、サーマルプリントヘッド。 - 上記保護膜は、上記発熱抵抗体および電極上に形成された第1の層と、上記第1の層上に形成された第2の層とから構成されている、請求項1に記載のサーマルプリントヘッド。
- 上記第2の層は、多孔質状であり、上記第1の層は、非多孔質状である、請求項2に記載のサーマルプリントヘッド。
- 上記第2の層は、導電性を有しており、上記第1の層は、電気絶縁性を有している、請求項2または3に記載のサーマルプリントヘッド。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004135122A JP3831385B2 (ja) | 2004-04-30 | 2004-04-30 | サーマルプリントヘッド |
PCT/JP2005/007903 WO2005105462A1 (ja) | 2004-04-30 | 2005-04-26 | サーマルプリントヘッド |
US11/587,626 US7443409B2 (en) | 2004-04-30 | 2005-04-26 | Thermal printhead |
KR1020067023896A KR100809823B1 (ko) | 2004-04-30 | 2005-04-26 | 서멀 프린트 헤드 |
CNB2005800130324A CN100553989C (zh) | 2004-04-30 | 2005-04-26 | 热打印头 |
TW094113932A TWI267450B (en) | 2004-04-30 | 2005-04-29 | Thermal print head |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004135122A JP3831385B2 (ja) | 2004-04-30 | 2004-04-30 | サーマルプリントヘッド |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005313513A true JP2005313513A (ja) | 2005-11-10 |
JP3831385B2 JP3831385B2 (ja) | 2006-10-11 |
Family
ID=35241526
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004135122A Expired - Lifetime JP3831385B2 (ja) | 2004-04-30 | 2004-04-30 | サーマルプリントヘッド |
Country Status (6)
Country | Link |
---|---|
US (1) | US7443409B2 (ja) |
JP (1) | JP3831385B2 (ja) |
KR (1) | KR100809823B1 (ja) |
CN (1) | CN100553989C (ja) |
TW (1) | TWI267450B (ja) |
WO (1) | WO2005105462A1 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008000947A (ja) * | 2006-06-21 | 2008-01-10 | Rohm Co Ltd | サーマルプリントヘッド |
JP2008000977A (ja) * | 2006-06-22 | 2008-01-10 | Rohm Co Ltd | サーマルプリントヘッド |
WO2008111575A1 (ja) * | 2007-03-15 | 2008-09-18 | Rohm Co., Ltd. | サーマルプリントヘッド |
JP2015085624A (ja) * | 2013-10-31 | 2015-05-07 | 京セラ株式会社 | サーマルヘッドおよびサーマルプリンタ |
WO2020067423A1 (ja) * | 2018-09-27 | 2020-04-02 | 京セラ株式会社 | サーマルヘッドおよびサーマルプリンタ |
CN114379241A (zh) * | 2021-08-06 | 2022-04-22 | 山东华菱电子股份有限公司 | 具有复合无铅保护层的热敏打印头基板及其制造方法 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8009185B2 (en) * | 2004-06-15 | 2011-08-30 | Rohm Co., Ltd. | Thermal head with protective layer |
WO2007148663A1 (ja) * | 2006-06-21 | 2007-12-27 | Rohm Co., Ltd. | サーマルプリントヘッド |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2860868B2 (ja) | 1993-12-28 | 1999-02-24 | ローム株式会社 | サーマルプリントヘッドの製造方法 |
JP3395831B2 (ja) | 1998-04-22 | 2003-04-14 | 富士写真フイルム株式会社 | サーマルヘッド |
JP3490916B2 (ja) * | 1998-11-11 | 2004-01-26 | Tdk株式会社 | サーマルヘッド |
JP2000255089A (ja) | 1999-03-04 | 2000-09-19 | Fuji Photo Film Co Ltd | 接触型記録ヘッド及びこれを用いた画像形成装置 |
JP3603997B2 (ja) * | 1999-05-31 | 2004-12-22 | アオイ電子株式会社 | サーマルヘッド及びサーマルヘッドの製造方法 |
-
2004
- 2004-04-30 JP JP2004135122A patent/JP3831385B2/ja not_active Expired - Lifetime
-
2005
- 2005-04-26 US US11/587,626 patent/US7443409B2/en active Active
- 2005-04-26 KR KR1020067023896A patent/KR100809823B1/ko not_active IP Right Cessation
- 2005-04-26 CN CNB2005800130324A patent/CN100553989C/zh active Active
- 2005-04-26 WO PCT/JP2005/007903 patent/WO2005105462A1/ja active Application Filing
- 2005-04-29 TW TW094113932A patent/TWI267450B/zh not_active IP Right Cessation
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008000947A (ja) * | 2006-06-21 | 2008-01-10 | Rohm Co Ltd | サーマルプリントヘッド |
JP2008000977A (ja) * | 2006-06-22 | 2008-01-10 | Rohm Co Ltd | サーマルプリントヘッド |
WO2008111575A1 (ja) * | 2007-03-15 | 2008-09-18 | Rohm Co., Ltd. | サーマルプリントヘッド |
JP2008221751A (ja) * | 2007-03-15 | 2008-09-25 | Rohm Co Ltd | サーマルプリントヘッド |
JP4584947B2 (ja) * | 2007-03-15 | 2010-11-24 | ローム株式会社 | サーマルプリントヘッド |
US7911489B2 (en) | 2007-03-15 | 2011-03-22 | Rohm Co., Ltd. | Thermal print head |
JP2015085624A (ja) * | 2013-10-31 | 2015-05-07 | 京セラ株式会社 | サーマルヘッドおよびサーマルプリンタ |
WO2020067423A1 (ja) * | 2018-09-27 | 2020-04-02 | 京セラ株式会社 | サーマルヘッドおよびサーマルプリンタ |
JPWO2020067423A1 (ja) * | 2018-09-27 | 2021-02-15 | 京セラ株式会社 | サーマルヘッドおよびサーマルプリンタ |
CN114379241A (zh) * | 2021-08-06 | 2022-04-22 | 山东华菱电子股份有限公司 | 具有复合无铅保护层的热敏打印头基板及其制造方法 |
CN114379241B (zh) * | 2021-08-06 | 2023-01-20 | 山东华菱电子股份有限公司 | 具有复合无铅保护层的热敏打印头基板及其制造方法 |
Also Published As
Publication number | Publication date |
---|---|
TWI267450B (en) | 2006-12-01 |
WO2005105462A1 (ja) | 2005-11-10 |
KR20070012709A (ko) | 2007-01-26 |
JP3831385B2 (ja) | 2006-10-11 |
US7443409B2 (en) | 2008-10-28 |
US20070211133A1 (en) | 2007-09-13 |
KR100809823B1 (ko) | 2008-03-04 |
CN1946561A (zh) | 2007-04-11 |
CN100553989C (zh) | 2009-10-28 |
TW200604033A (en) | 2006-02-01 |
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