WO2000013907A1 - Tete d'impression thermique - Google Patents
Tete d'impression thermique Download PDFInfo
- Publication number
- WO2000013907A1 WO2000013907A1 PCT/JP1999/004883 JP9904883W WO0013907A1 WO 2000013907 A1 WO2000013907 A1 WO 2000013907A1 JP 9904883 W JP9904883 W JP 9904883W WO 0013907 A1 WO0013907 A1 WO 0013907A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- recognition mark
- heat
- forming
- print head
- vertical side
- Prior art date
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 59
- 239000000758 substrate Substances 0.000 claims abstract description 56
- 238000007639 printing Methods 0.000 claims abstract description 26
- 239000010408 film Substances 0.000 claims description 40
- 230000001681 protective effect Effects 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 238000000206 photolithography Methods 0.000 claims description 8
- 239000010409 thin film Substances 0.000 claims description 7
- 238000000059 patterning Methods 0.000 claims description 6
- 238000007651 thermal printing Methods 0.000 claims 1
- 230000005855 radiation Effects 0.000 abstract 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 11
- 229910052737 gold Inorganic materials 0.000 description 10
- 239000010931 gold Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000007796 conventional method Methods 0.000 description 3
- 244000126211 Hericium coralloides Species 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 229910001925 ruthenium oxide Inorganic materials 0.000 description 1
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000007738 vacuum evaporation Methods 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
- B41J2/335—Structure of thermal heads
- B41J2/33555—Structure of thermal heads characterised by type
- B41J2/3357—Surface type resistors
-
- 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
- B41J2/33575—Processes for assembling process 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
- B41J2/345—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 characterised by the arrangement of resistors or conductors
Definitions
- the present invention relates to a thermal print head including a heat generating substrate and a heat radiating plate, and more particularly, to a thermal print head provided with a recognition mark for positioning when the heat generating substrate is attached to the heat radiating plate.
- this type of thermal printhead is configured by attaching a ceramic heat-generating substrate to the upper surface of a metal heat-dissipating plate.
- a heating resistor for printing, a common electrode pattern and an individual electrode pattern are formed on the surface of the heating substrate, and a plurality of driving IC chips are mounted on the heating resistor.
- an adhesive or an adhesive tape is generally used, but in any case, accurate positioning is required.
- the resistor in order to accurately position the resistor in the X-axis direction, the first dot (starting end) and the last dot (ending) of the heating resistor linearly formed on the heating substrate Part).
- the first dot portion and the final dot portion of the heating resistor are directly binarized and recognized by a camera or the like, and based on this, the heating substrate is accurately placed and attached on the heat sink.
- the color of the conductive protective film is similar to black, which is generally similar to the black heating resistor, making it difficult for the camera to recognize the first and last dots of the heating resistor.
- misregistration will result in displacement. Therefore, a recognition mark separate from the heating resistor is required, and this is used as a reference.
- a recognition mark separate from the heating resistor is required, and this is used as a reference.
- misrecognition would still be induced, and the pasting accuracy was not satisfactory.
- a thermal print head configured by attaching a heat generating substrate having a heat generating resistor for printing on the surface thereof to an upper surface of a heat radiating plate, And a recognition mark having a vertical side for positioning reference arranged perpendicular to the arrangement direction of the heating resistors so as to serve as a positioning reference when attaching the heat generating substrate to the heat sink. It is characterized by. Therefore, since the first dot portion / final dot portion of the heating resistor can be clearly recognized rather than being directly binarized and recognized by a camera, positioning when the heating substrate is mounted on the heat sink can be performed accurately.
- the thermal print head according to the first aspect the heating resistor is covered with a protective film.
- the positioning can be performed accurately, so that the positional accuracy of attaching the heat-generating substrate to the heat sink can be improved.
- the recognition mark is provided at a position avoiding the protective film.
- the recognition mark in the thermal print head according to claim 1, has a shape in which a vertical side portion is provided only at one position. Therefore, there is no possibility that the other vertical side is erroneously recognized as the reference position.
- a thermal storage device according to any one of claims 1 to 3 is provided.
- the recognition mark is characterized by comprising an X reference line composed of a vertical side and a Y reference line composed of a side perpendicular to the X reference line.
- the recognition mark is a thick film printing pattern.
- the recognition mark is a thin film pattern.
- the recognition mark is formed in the same step as the step of forming the electrode pattern.
- the electrode pattern can be formed at the same time as the formation of the electrode pattern without requiring a separate step. Accurate positioning is possible.
- the recognition mark is a polygon having a vertical side as one side. did. Therefore, when the image is binarized, the surface clearly appears, and the reference vertical side can be clearly recognized. Further, for example, if the polygon is a polygon having a side perpendicular to the vertical side, not only the longitudinal direction but also the width direction of the heat generating substrate can be accurately determined.
- the recognition mark has a semicircular shape having a vertical side as one side. did. Therefore, the area of the mark for obtaining accurate recognition can be suppressed to the minimum necessary, the amount of gold or aluminum for forming the mark can be reduced, and the cost can be reduced.
- the heat generating resistor for printing is formed on the substrate.
- a heat generating substrate formed with a body, a recognition mark having a vertical side perpendicular to the arrangement direction of the heat generating resistors, and an electrode pattern connected to the heat generating resistors.
- a fixing step of fixing the heat generating substrate by positioning the heat generating board with the vertical side of the recognition mark as a positioning reference line Therefore, the first dot and the last dot of the heating resistor can be recognized more clearly than if they are directly binarized by the camera, so that the positioning of the heating board when mounting it on the heat sink can be performed accurately.
- the vertical reference line of the vertical side serving as a reference can be clearly displayed, and erroneous recognition can be prevented as much as possible.
- the recognition mark is formed in the same step as the step of forming the electrode pattern. And According to such a method, it can be easily formed without requiring a separate step.
- the recognition mark is perpendicular to an X reference line formed by a vertical side portion. And a Y reference line consisting of sides.
- the step of forming the recognition mark is the same as the step of forming an electrode pattern. And According to such a configuration, not only the alignment in the longitudinal direction (X direction) but also the Y direction can be achieved, and extremely high-accuracy alignment is possible.
- the step of forming the recognition mark includes a thick film printing step.
- the step of forming the recognition mark includes a thick film printing step of printing the entire surface, and a photolithography. And forming a pattern by patterning.
- the step of forming the recognition mark includes a step of forming a thin film and a step of patterning the thin film by photolithography. And a evening forming step.
- the present invention provides a heating substrate having a heating resistor for printing formed on the surface,
- a recognition mark serving as a positioning reference for attaching the heat-generating substrate to the heat-radiating plate is provided on the heat-generating substrate at a predetermined distance from the heat-generating resistor.
- the recognition mark has a shape having a vertical side portion corresponding to a positioning reference line in the X-axis direction which is the longitudinal direction of the heat generating substrate.
- the identification mark for positioning on the heat-generating substrate it is clearer than the conventional method that the first and last dots of the heat-generating resistor are binarized and recognized directly by the camera.
- the positioning of the heat-generating substrate on the heat sink can be performed accurately, and the mounting accuracy can be improved.
- the recognition mark can be easily formed by printing, and gold or aluminum is preferably used as the printing paste.
- gold is likely to be white when it is binarized when monitored with a TV camera.However, if the above shape is used, the vertical reference line by the vertical side that becomes the reference will appear clearly, so use gold paste. No problem.
- thermal printheads often cover the above-mentioned heating resistor with a conductive protection film.
- the heating resistor and the protection film may be used. If the colors are almost the same, it is difficult to directly binarize and recognize the first dot and the last dot of the heating resistor on the monitor as described above. By providing the recognition mark at a certain distance from the camera, the positioning can be performed accurately.
- Such a recognition mark can be formed on the conductive protective film.
- an accurate position reference can be obtained. Can be obtained.
- the recognition mark may have a shape in which a vertical side portion is provided only at one position. That is, if there are a plurality of reference vertical lines, it is confusing, and such other vertical lines are erroneously recognized as reference positions.
- the recognition mark can be formed in a polygonal shape or a semicircle having a vertical side as one side.
- the triangular shape saves the base such as gold or aluminum forming the recognition mark, thereby reducing the cost.
- FIG. 1 is a plan view of a thermal printhead according to an embodiment.
- FIG. 2 is an exploded perspective view of the thermal print head.
- FIG. 3 is an explanatory diagram showing one form of the recognition mark.
- FIG. 4 is an explanatory diagram showing another form of the recognition mark.
- FIG. 5 is an explanatory diagram showing another form of the recognition mark.
- FIG. 6 is an explanatory diagram showing another form of the recognition mark.
- FIG. 7 is an explanatory diagram showing another form of the recognition mark.
- FIG. 8 is an explanatory diagram showing another form of the recognition mark. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 is a plan view of the thermal print head A according to the present embodiment
- FIG. 2 is an exploded perspective view of the thermal print head A.
- the thermal printhead A has a heat-generating substrate 2 made of ceramics and a printed circuit board 3 made of synthetic resin on the upper surface of a heat-radiating plate 1 made of metal such as aluminum.
- the positioning is performed using a positioning mark M having a positioning reference line perpendicular to the longitudinal direction of the device, and the device is mounted.
- the alignment mark M is formed in the same step as the step of forming the common electrode pattern 6 or the individual electrode pattern #.
- the upper surfaces of the heat sinks 1 are provided with substrate mounting planes 11, 12 in two upper and lower stages.
- the heat generating board 2 is mounted on the upper plane 11 and the printed circuit board 3 is mounted on the lower plane 12.
- each is fixed using a UV adhesive.
- the common electrode pattern 6, the individual electrode pattern 7, and the driving IC 5 are omitted.
- the heating substrate 2 has a heating resistor 4 for printing formed linearly extending near one side in the longitudinal direction of the surface thereof, and a driving IC near the side opposed to this side.
- a plurality of chips 5 are arranged in a line.
- the common electrode pattern 6 and the individual electrode pattern 7 are composed of thick gold film patterns alternately formed in the lower layer of the heating resistor so as to face each other from a direction perpendicular to the heating resistor. I have.
- the other end of the individual electrode pattern 7 is connected to the driving IC chip 5.
- the common electrode pattern 6 extends along the side of the heat generating substrate 2 in the longitudinal direction, and extends along the short side on both sides of the side, and extends along the short side to be connected to the printed circuit board 3.
- a comb electrode portion extending vertically from the side portion to the heating resistor 4 to form a comb tooth, and the comb tooth electrode portion is connected to the heating resistor.
- the extending portion is connected to the printed circuit board 3 via terminal electrodes 8 provided on both ends of the printed circuit board 3 and the terminal leads 9.
- the heating resistor 4 is covered with a conductive protective film 41 having a predetermined width.
- the conductive protective film 41 is formed for the purpose of preventing electrostatic breakdown.
- the common electrode pattern and the individual electrode pattern are formed by forming a gold film on the entire surface of the substrate by thick-film printing and then patterning the film using photolithography. It is only necessary to change the mask used for lithography, and it can be easily formed without any special process. Further, since it is formed by photolithography, it is formed to have a vertical side portion M1 perpendicular to the longitudinal direction and a parallel side portion M2 perpendicular to the longitudinal direction in which a fine and highly accurate pattern can be formed.
- the position in the longitudinal direction that is, the X-axis direction and the position in the Y-axis direction perpendicular to the X-axis direction be specified with high accuracy, and that positioning be performed with respect to this alignment mark to achieve high-precision positioning.
- various terminal electrodes 8 that are electrically connected to the driving IC chips 5 through wiring patterns (not shown) are formed at both ends of the longitudinal side on the driving IC chip 5 side.
- the connection electrodes 31 formed on the left and right ends of the upper surface of the printed circuit board 3 are connected via the terminal leads 9.
- the IC chip 5 and the bonding wire are covered with a synthetic resin protective film 51.
- the printed circuit board 3 has a connector connection portion 32 formed substantially at the center of the longitudinal side, and a wiring circuit pattern (a conductive pattern) for conducting between the external connection connector C connected to the connector connection portion 32 and the connection electrode 31. (Not shown) is formed on the substrate surface.
- reference numeral 21 denotes a temperature sensing element provided between the rows of the driving IC chips 5 and C1 denotes a connection pin of the external connection connector C.
- a step of mounting the heat-generating substrate 2 on the heat-radiating plate 1 is required.
- the heat-generating substrate 2 and the printed circuit board 3 are connected to the terminal leads. 9, and both are mounted on the radiator plate 1 at the same time.
- the heat generating board 2 is accurately positioned using the positioning mark M when the heat generating board 2 and the printed circuit board 3 are connected and when both are mounted on the heat sink 1. Must be moved and placed on the mounting surface.
- the heat-generating substrate 2 is attracted while using a certain mark on the heat-generating substrate 2 and the first dot and the last dot of the heat-generating resistor 4 as a mark to recognize the binarization with a camera (not shown) based on the mark.
- extremely high-precision positioning can be performed, as compared with the conventional method in which suction is performed with a tool or the like, and the XY table or the like is driven and positioned and moved and placed.
- the recognition mark M serving as a positioning reference is provided on the heating substrate 2 at a predetermined interval from the heating resistor 4, and the recognition mark M is provided on the heating substrate 2.
- each of the recognition marks M is formed by printing with gold paste, and each of the recognition marks M is, in the present embodiment, a vertical side Ml corresponding to the positioning reference line D, and a horizontal side perpendicular to and having the same length. It has the shape of a right-angled isosceles triangle consisting of a side M2 and a hypotenuse M3 (see Fig. 3).
- the provision of the positioning recognition mark M provides a clearer reference than the conventional method of directly recognizing the first dot and the last dot of the heating resistor 4 using a camera. It can be recognized, and the positioning when the heat generating board 2 is attached to the heat sink 1 can be accurately determined.
- the heating resistor 4 is not directly recognized, but is provided at a position separated from the heating resistor. Therefore, accurate positioning can be performed regardless of the presence or absence of the conductive protective film 41, and the mounting position accuracy can be improved.
- the vertical side Ml serving as a reference line clearly appears in the vertical direction. Therefore, even if the recognition mark M is formed by using a gold paste which is likely to be whitened when binarized as in the present embodiment, erroneous recognition can be prevented.
- the recognition mark M is formed at a position away from the conductive protective film 41 and away from the conductive protective film 41, so that the color of the mark forming paste is electrically conductive.
- the same color as the protective film 41 can also be used, increasing the freedom of selecting the paste
- the vertical side portion Ml of the recognition mark M is provided only at one position, there is no other vertical line portion that may be erroneously recognized as the reference position in the periphery. Accurate recognition can be performed, and the mounting position accuracy can be further improved. Further, in this embodiment, since the horizontal side portion M2 orthogonal to the vertical side portion Ml is provided, not only the longitudinal direction of the heat generating substrate 2 but also the width direction can be accurately positioned.
- the triangular mark shape allows the area of the recognition mark M to be as small as possible. This can save money and reduce costs.
- the recognition mark M is included in the present invention as long as it has a vertical side portion Ml corresponding to the positioning reference line D, and is not limited to the above.
- the shape of the recognition mark M may be an equilateral triangle having a vertical side as a base as shown in FIG.
- the shape is not limited to a triangular shape, and may be, for example, a square shape or a rectangular shape as shown in FIG.
- the contour M4 corresponding to the vertical side Ml shown in FIG. 3 appears separately in parallel, it may be difficult to determine which perpendicular is the reference.
- the recognition mark M may use not only the above-described triangle and quadrangle but also other polygonal shapes. For example, shapes as shown in FIGS. 6 (a) to 6 (c) can be considered. Further, the recognition mark M may be a semicircle having a vertical side portion Ml as one side as shown in FIG. 7, instead of a polygonal shape. In this case, the area of the recognition mark M can be suppressed to the minimum necessary, and the cost can be reduced most from the viewpoint of saving the amount of paste for forming the mark.
- the recognition mark M can be formed in various shapes as shown in FIGS. 8A to 8F in addition to the shapes described above. 3 to 8, except for FIG. 5, each of the shapes has only one vertical side portion Ml.
- the formation position of the recognition mark M is not limited to the above embodiment, but can be determined as appropriate.
- the formation position may be on the conductive protective film 41.
- the electrode pattern is formed by thick film printing and photolithography, but may be a printing pattern using a mask screen provided with the electrode pattern and the pattern of the alignment mark.
- the heating resistor is formed of an integral pattern formed in a linear shape
- the electrode is a comb-shaped electrode, it is needless to say that the present invention can be applied to a case where the heating resistor is formed by an individual pattern.
- the alignment mark does not necessarily have to be formed in the same step as the formation of the electrode pattern, but may be formed in another step. Industrial applicability
- a positioning reference for attaching the heating substrate to the heat sink is provided in a thermal print head in which a heating substrate having a heating resistor for printing formed on a surface thereof is attached to an upper surface of a heat sink.
- a recognition mark is provided on the heating substrate at a predetermined interval from the heating resistor, and the recognition mark has a vertical side portion corresponding to a positioning reference line in the X-axis direction which is a longitudinal direction of the heating substrate.
- the recognition mark is provided at a position avoiding the protective film, an accurate position reference can be obtained even if the recognition mark is formed in substantially the same color as the protective film.
- the degree of freedom in selecting the type of paste increases.
- the recognition mark since the recognition mark has a shape in which the vertical side is provided only at one position, there is no possibility that another vertical side is erroneously recognized as the reference position.
- the recognition mark since the recognition mark is a polygon having a vertical side as one side, when the image is binarized, the surface clearly appears and the reference vertical side is clearly recognized. Can be. Further, for example, if the polygon is a polygon having a side perpendicular to the vertical side, not only the longitudinal direction but also the width direction of the heat generating substrate can be accurately positioned.
- the recognition mark is formed in a semicircle having a vertical side as one side, the area of the mark for obtaining accurate recognition can be suppressed to the minimum necessary. Can reduce the amount of paste such as gold and aluminum, Cost can be reduced.
Landscapes
- Electronic Switches (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/530,905 US6229557B1 (en) | 1998-09-09 | 1999-09-08 | Thermal printhead |
EP99943222A EP1048473B1 (en) | 1998-09-09 | 1999-09-08 | Thermal printhead |
KR1020007004976A KR20010024594A (ko) | 1998-09-09 | 1999-09-08 | 서멀 프린트 헤드 |
CA002309643A CA2309643A1 (en) | 1998-09-09 | 1999-09-08 | Thermal print head |
DE69921962T DE69921962T2 (de) | 1998-09-09 | 1999-09-08 | Thermodruckkopf |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10/255193 | 1998-09-09 | ||
JP25519398 | 1998-09-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000013907A1 true WO2000013907A1 (fr) | 2000-03-16 |
Family
ID=17275331
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1999/004883 WO2000013907A1 (fr) | 1998-09-09 | 1999-09-08 | Tete d'impression thermique |
Country Status (8)
Country | Link |
---|---|
US (1) | US6229557B1 (ja) |
EP (1) | EP1048473B1 (ja) |
KR (1) | KR20010024594A (ja) |
CN (1) | CN1101312C (ja) |
CA (1) | CA2309643A1 (ja) |
DE (1) | DE69921962T2 (ja) |
TW (1) | TW455547B (ja) |
WO (1) | WO2000013907A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002225324A (ja) * | 2001-01-30 | 2002-08-14 | Kyocera Corp | サーマルヘッド及びその組立方法 |
WO2016158643A1 (ja) * | 2015-03-27 | 2016-10-06 | ローム株式会社 | サーマルプリントヘッド、および、サーマルプリントヘッドの製造方法 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4409698B2 (ja) * | 2000-02-14 | 2010-02-03 | ローム株式会社 | サーマルプリントヘッドおよびその製造方法 |
US6792333B2 (en) * | 2002-06-04 | 2004-09-14 | Semiconductor Energy Laboratory Co., Ltd. | Product management method, program for performing product management, and storage medium having recorded the program therein |
JP5697017B2 (ja) * | 2010-09-22 | 2015-04-08 | セイコーインスツル株式会社 | ヘッドユニット、プリンタおよびヘッドユニットの製造方法 |
US8411121B2 (en) * | 2011-06-14 | 2013-04-02 | Rohm Semiconductor USA, LLC | Thermal printhead with optimally shaped resistor layer |
US8395646B2 (en) | 2011-06-14 | 2013-03-12 | Rohm Semiconductors USA, LLC | Thermal printer with energy save features |
CN102543334B (zh) * | 2011-12-30 | 2013-11-06 | 南阳金牛电气有限公司 | 自动测试电阻片压敏电压装置及电阻片喷码工艺 |
JP6582060B2 (ja) * | 2015-12-25 | 2019-09-25 | 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 |
JP7037401B2 (ja) * | 2018-03-26 | 2022-03-16 | ローム株式会社 | サーマルプリントヘッド |
CN115583108A (zh) * | 2022-10-26 | 2023-01-10 | 山东华菱电子股份有限公司 | 热敏打印头用发热基板及其制造方法和应用 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6290144U (ja) * | 1985-11-25 | 1987-06-09 | ||
JPH0512136U (ja) * | 1991-07-30 | 1993-02-19 | シヤープ株式会社 | サーマルヘツド |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6260144U (ja) * | 1985-10-01 | 1987-04-14 | ||
JPH05147247A (ja) * | 1991-11-27 | 1993-06-15 | Rohm Co Ltd | ライン型サーマルプリントヘツドの構造 |
JP3108500B2 (ja) * | 1992-02-18 | 2000-11-13 | ローム株式会社 | サーマルヘッド |
JPH0679894A (ja) * | 1992-09-02 | 1994-03-22 | Graphtec Corp | サーマルヘッド |
WO1995032866A1 (en) * | 1994-05-31 | 1995-12-07 | Rohm Co., Ltd. | Thermal printing head, substrate used therefor and method for producing the substrate |
KR100219735B1 (ko) * | 1994-06-21 | 1999-09-01 | 사토 게니치로 | 열인자판과 그에 사용되는 기판 및 그 기판의 제조방법 |
JP2774941B2 (ja) * | 1994-10-03 | 1998-07-09 | ローム株式会社 | サーマルプリントヘッドの組立て方法 |
JPH10290100A (ja) * | 1997-04-11 | 1998-10-27 | Rohm Co Ltd | 電子部品のパターン認識方法 |
-
1999
- 1999-09-08 EP EP99943222A patent/EP1048473B1/en not_active Expired - Lifetime
- 1999-09-08 DE DE69921962T patent/DE69921962T2/de not_active Expired - Fee Related
- 1999-09-08 CA CA002309643A patent/CA2309643A1/en not_active Abandoned
- 1999-09-08 WO PCT/JP1999/004883 patent/WO2000013907A1/ja not_active Application Discontinuation
- 1999-09-08 TW TW088115451A patent/TW455547B/zh not_active IP Right Cessation
- 1999-09-08 US US09/530,905 patent/US6229557B1/en not_active Expired - Fee Related
- 1999-09-08 KR KR1020007004976A patent/KR20010024594A/ko active Search and Examination
- 1999-09-08 CN CN99801550A patent/CN1101312C/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6290144U (ja) * | 1985-11-25 | 1987-06-09 | ||
JPH0512136U (ja) * | 1991-07-30 | 1993-02-19 | シヤープ株式会社 | サーマルヘツド |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002225324A (ja) * | 2001-01-30 | 2002-08-14 | Kyocera Corp | サーマルヘッド及びその組立方法 |
JP4618900B2 (ja) * | 2001-01-30 | 2011-01-26 | 京セラ株式会社 | サーマルヘッド及びその組立方法 |
WO2016158643A1 (ja) * | 2015-03-27 | 2016-10-06 | ローム株式会社 | サーマルプリントヘッド、および、サーマルプリントヘッドの製造方法 |
Also Published As
Publication number | Publication date |
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TW455547B (en) | 2001-09-21 |
CN1101312C (zh) | 2003-02-12 |
DE69921962D1 (de) | 2004-12-23 |
KR20010024594A (ko) | 2001-03-26 |
EP1048473A4 (en) | 2002-01-16 |
US6229557B1 (en) | 2001-05-08 |
CA2309643A1 (en) | 2000-03-16 |
EP1048473A1 (en) | 2000-11-02 |
EP1048473B1 (en) | 2004-11-17 |
DE69921962T2 (de) | 2005-11-03 |
CN1277577A (zh) | 2000-12-20 |
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