JPS633964A - Ink ball printing system - Google Patents
Ink ball printing systemInfo
- Publication number
- JPS633964A JPS633964A JP14858486A JP14858486A JPS633964A JP S633964 A JPS633964 A JP S633964A JP 14858486 A JP14858486 A JP 14858486A JP 14858486 A JP14858486 A JP 14858486A JP S633964 A JPS633964 A JP S633964A
- Authority
- JP
- Japan
- Prior art keywords
- ink ball
- ink
- ball
- printing
- printing method
- 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.)
- Pending
Links
- 238000007639 printing Methods 0.000 title claims abstract description 38
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 239000007787 solid Substances 0.000 claims abstract description 11
- 230000001133 acceleration Effects 0.000 claims abstract description 7
- 230000008018 melting Effects 0.000 claims abstract description 6
- 238000002844 melting Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000006247 magnetic powder Substances 0.000 claims description 2
- 230000006698 induction Effects 0.000 claims 1
- 230000008023 solidification Effects 0.000 abstract 1
- 238000007711 solidification Methods 0.000 abstract 1
- 239000000049 pigment Substances 0.000 description 5
- 238000007641 inkjet printing Methods 0.000 description 4
- 239000000975 dye Substances 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000004040 coloring Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 230000010365 information processing Effects 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000002952 polymeric resin Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
- B41J2/22—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material
- B41J2/23—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material using print wires
- B41J2/27—Actuators for print wires
- B41J2/295—Actuators for print wires using piezoelectric elements
-
- 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
- B41J2/22—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material
- B41J2/225—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of impact or pressure on a printing material or impression-transfer material ballistic, e.g. using solid balls or pellets
Landscapes
- Impact Printers (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明はインクボール印字方式、特に情報処理の出力用
プリンタにおいて固形粒状のインクを使用し印字を行う
インクボール印字方式に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an inkball printing method, and particularly to an inkball printing method for printing using solid granular ink in an information processing output printer.
情報処理システムでの出力用のプリンタにおける印字方
式の一つとして従来、インクジェット印字方式が実用に
供されている。インクジェット印字方式は、殆んど無騒
音で高速印字が可能なほか現像・定着などの複雑なプロ
セスを必要とせず、カラー化も容易力印字方式である。2. Description of the Related Art Inkjet printing has conventionally been put into practical use as one of the printing methods used in printers for outputting information processing systems. The inkjet printing method is a high-speed printing method that is virtually noiseless, does not require complicated processes such as development and fixing, and can easily be printed in color.
しかし、液体のインクを使用するインクジェット印字方
式には、ノズルでインクが凝固し目詰りを起して動作不
能にｈった。す、あるいは凝固し難くするために低粘性
のインクを使用すると印字した紙にＫじみを生じて印字
品質が低下するという問題点がある。However, in the inkjet printing method using liquid ink, the ink solidified in the nozzle, causing clogging and rendering the printer inoperable. If a low viscosity ink is used to make it hard to coagulate, there is a problem in that K smudges occur on the printed paper and the quality of the print deteriorates.
本発明の目的は、上述の問題点を解決するため固形の小
粒なインクボールを使用し印字を行うことにより従来の
ようなインク凝固に起因する動作停止や印字のにじみに
起因する印字品質低下を防止したインクボール印字方式
を新たに提供することにある。An object of the present invention is to solve the above-mentioned problems by printing using small solid ink balls, thereby eliminating the conventional problems such as stoppage of operation caused by ink coagulation and deterioration in printing quality caused by blurring of the print. The purpose of the present invention is to provide a new ink ball printing method that prevents this problem.
本発明の印字方式は、常温で固体球状に形成したインク
材から成るインクボールと、所定の射出位置に導かれた
前記インクボールに対し印字タイミングを示す駆動信号
に応答して印字用紙に向って飛行させる力を与える加速
手段と、前記飛行の途中の前記インクボールを加熱溶融
するための加熱手段とを備えている。The printing method of the present invention includes an ink ball made of an ink material formed into a solid spherical shape at room temperature, and the ink ball guided to a predetermined ejection position toward a printing paper in response to a drive signal indicating printing timing. The ink ball is provided with an acceleration means for applying force to make it fly, and a heating means for heating and melting the ink ball during the flight.
次に１本発明について図面を参照して説明する。 Next, one embodiment of the present invention will be explained with reference to the drawings.
第１図は本発明の第１の実施例を示す側面図である。イ
ンクボール１は、小さな球状に成形したインク材であり
、通常の気温においては固体である。インクボール１は
、射出管であるノズル３内へ順次に矢印Ａで示すごとく
供給される。駆動部２は、例えば電磁式のアクチュエー
タを使用し、印字タイミングを示す電気信号である駆動
信号に応答して、印字時に駆動ピン２１を矢印Ｂで示す
ように突出させ、インクボール１に打撃力を与えて破線
矢印Ｃで示すごとく紙５に向って飛行させる。紙５の前
方に設けた加熱部４は、例えば電熱ヒータを使用した発
熱部材であシ、飛行途中のインクボール１に輻射熱を与
えて溶融させる。溶融し液化したインクボール１は、紙
５の紙面に到達してドツト状のインク印字になる。駆動
部２．ノズル３および加熱部４を一体化して印字ヘッド
を構成し、更に従来のプリンタと同様に紙５の送り機構
を設けて、印字ヘッド送りおよび紙送りを行えば、所与
の印字パターンの印字を行う仁とができる。FIG. 1 is a side view showing a first embodiment of the present invention. The ink ball 1 is an ink material formed into a small spherical shape, and is solid at normal temperatures. The ink balls 1 are sequentially supplied into a nozzle 3, which is an injection tube, as shown by arrow A. The drive unit 2 uses, for example, an electromagnetic actuator, and responds to a drive signal, which is an electric signal indicating the print timing, to project the drive pin 21 as shown by arrow B during printing, and applies impact force to the ink ball 1. and make it fly toward the paper 5 as shown by the dashed arrow C. The heating unit 4 provided in front of the paper 5 is a heat generating member using, for example, an electric heater, and applies radiant heat to the ink ball 1 mid-flight to melt it. The melted and liquefied ink ball 1 reaches the paper surface of the paper 5 and becomes a dot-shaped ink print. Drive unit 2. By integrating the nozzle 3 and the heating unit 4 to form a print head, and further providing a paper 5 feeding mechanism similar to conventional printers to feed the print head and paper, it is possible to print a given print pattern. You can do it with the will to do it.
このように、常温で固体のインクボール１を使用するの
で従来のようなインク射出口の目詰りを生じることは無
く、更にインクボール１の溶融後の粘性を余り低くせず
に済み従来のような印字のにじみを防止できる。In this way, since the ink ball 1 that is solid at room temperature is used, there is no clogging of the ink ejection port as in the conventional case, and furthermore, the viscosity of the ink ball 1 after melting does not have to be too low as in the conventional case. Prevents printing from smudging.
第２図は本発明の第２の実施例を示す側面図である。本
実施例は、インクボール１の加速手段として、第１の実
施例中の駆動部２０代りに駆動部極６を設けた方式を示
す。ノズル３を導体で形成し、これに帯電電圧を印加し
ておくことＫよシ、ノズル３に供給されたインクボール
１を帯電させる。印字時には、帯電したインクボール１
が吸引されて駆動電極６間を通過する直前までインクボ
ール１に吸引力を与える極性をもつ電圧の駆動信号を、
駆動電極６に印加する。駆動電極６を通過したインクボ
ール１は、破線矢印Ｃで示すように飛行し、加熱部４を
通シ液化して紙５上にドツト印字する。なお、駆動電極
６間を通過したインクボール１を更に加速して高速化を
図る場合には、紙５の後方のプラテン側にプラテン電極
７を設け、辷れに加速用の電圧を印加しておけば良い。FIG. 2 is a side view showing a second embodiment of the invention. This embodiment shows a system in which a drive section pole 6 is provided as a means for accelerating the ink ball 1 in place of the drive section 20 in the first embodiment. By forming the nozzle 3 with a conductor and applying a charging voltage to it, the ink ball 1 supplied to the nozzle 3 is charged. During printing, the charged ink ball 1
A drive signal of a voltage having a polarity that applies an attractive force to the ink ball 1 until just before it is attracted and passes between the drive electrodes 6,
is applied to the drive electrode 6. The ink ball 1 that has passed the drive electrode 6 flies as shown by the broken line arrow C, passes through the heating section 4 and is liquefied, thereby printing dots on the paper 5. In addition, in order to further accelerate the ink ball 1 that has passed between the drive electrodes 6 to increase the speed, a platen electrode 7 is provided on the platen side behind the paper 5, and an acceleration voltage is applied to the back of the paper 5. Just leave it there.
Ｍ３図は本発明の第３の実施例を示す側面図である。本
実施例は、インクボール１の加速手段として駆動磁極８
を設けた方式である。インクボール１には磁性体粉を混
入しておく。駆動磁極８蝶電磁石であり、駆動信号に応
じて、印字時にインクボール１が吸引されて駆動磁極８
間を通過する直前までインクボール１に吸引力を与える
向きの−！＋６−’−
磁界を発生する。なお、駆動磁極８間を通過したインク
ボール１を更に加速させるには、紙５のプラテン側にプ
ラテン磁極を設けて飛行中のインクボール１に吸引力を
与えるようにすれば良い。FIG. M3 is a side view showing a third embodiment of the present invention. In this embodiment, a driving magnetic pole 8 is used as a means for accelerating the ink ball 1.
This is a method that provides Ink ball 1 is mixed with magnetic powder. The drive magnetic pole 8 is a butterfly electromagnet, and according to the drive signal, the ink ball 1 is attracted during printing and the drive magnetic pole 8
The direction that applies suction force to the ink ball 1 until just before it passes through the -! +6-'- Generates a magnetic field. In order to further accelerate the ink ball 1 that has passed between the driving magnetic poles 8, a platen magnetic pole may be provided on the platen side of the paper 5 to apply an attractive force to the ink ball 1 in flight.
上述の第２および第３の実施例でも、第１の実施例の場
合と同杼に、従来のようなインク射出口の目詰りや印字
のにじみを防止できるのは明らかである。It is clear that in the second and third embodiments described above, it is possible to prevent clogging of the ink ejection port and smearing of printed characters as in the case of the first embodiment.
第４図（ａ）々いしくｃ）はおのおの、第１ないし第３
の実施例中の加熱部４の搭成例を示す斜視図である。同
図（ａｌは、円管を上下二つに分割した形状の電熱式の
ヒータ４０であり、各ヒータ４０の両端に電源を接続し
て発熱させる。ヒータ４０の輻射熱は円管の中心部に集
中するので、効率良く飛行中のインクホール１を加熱で
きる。同図（ｂ）は訪導加熱式であシ、コイル４１に高
周波電流を供給する。飛行中のインクボール１は、コイ
ル４１円で誘電体損により自己発熱を生じ液化する。同
図（Ｃ）は、発光ダイオード（ＬＥＤ）４２から発する
赤外線をレンズ４３で集束させて、インクボール１の飛
行経路に集中させる方式を示す。勿論、発光素子として
レーザダイオードを使用しても良い。Figure 4 (a) and c) are the first to third, respectively.
FIG. 3 is a perspective view showing an example of the installation of the heating section 4 in the embodiment. In the same figure (al) is an electric heater 40 in the shape of a circular tube divided into upper and lower halves, and a power source is connected to both ends of each heater 40 to generate heat.The radiant heat of the heater 40 is transmitted to the center of the circular tube. Since the ink ball 1 is concentrated, it is possible to efficiently heat the ink hole 1 while it is flying. FIG. , self-heating occurs due to dielectric loss and liquefies. Figure (C) shows a method in which infrared rays emitted from a light emitting diode (LED) 42 are focused by a lens 43 and concentrated on the flight path of the ink ball 1. Of course, , a laser diode may be used as the light emitting element.
発光素子は、赤外線集中箇所をインクボール１が通過す
るタイミングに合わせて、間けつ的に発光させれば良く
、効率良く飛行中のインクボール１を加熱できる。The light emitting element may emit light intermittently in accordance with the timing when the ink ball 1 passes through the infrared concentrated area, and the ink ball 1 in flight can be efficiently heated.
インクボールは加熱によって溶融し、かつ紙と接着性の
ある材料を構成材料の中に含むことが必要であシ、この
ようなインクボールは溶融する材料と染料又は顔料との
混合物で構成される。The ink ball must contain a material that melts when heated and is adhesive to paper, and such an ink ball is composed of a mixture of the meltable material and a dye or pigment. .
溶融する材料としてはアクリル系高分子材料、ＰＶＢ
、ＰＶＡ、ポリエチレン、ポリプロピレン。Materials that can be melted include acrylic polymer materials and PVB.
, PVA, polyethylene, polypropylene.
ポリスチレン、ポリアミドなどの熱可塑性高分子樹脂、
エポキシ樹脂に代表される熱硬化性樹脂、高分子量炭化
水素化合物、高分子量脂肪酸化合物、ワックス系化合物
などが使用可能である。着色のためには有機又は無機の
染料又は顔料が使用できる。さらに顔料の場合は金属を
使用することも可能である。Thermoplastic polymer resins such as polystyrene and polyamide,
Thermosetting resins such as epoxy resins, high molecular weight hydrocarbon compounds, high molecular weight fatty acid compounds, wax compounds, etc. can be used. Organic or inorganic dyes or pigments can be used for coloring. Furthermore, in the case of pigments, it is also possible to use metals.
一例を掲げると、溶融する材料として、アクリル系高分
子、顔料として、カーボンブラックを使用したインクボ
ールを試作し、これを用いて本発明の実施例の印字方式
のうちビン状の駆動部材を用いる方法により印字したと
ころ良好な印字品質のものが得られた。なお、インクボ
ールの粒径は５０μｍのものを使用した。To give an example, an ink ball was prototyped using acrylic polymer as the melting material and carbon black as the pigment, and this was used to use the bottle-shaped driving member in the printing method of the embodiment of the present invention. When printed using this method, good print quality was obtained. The ink balls used had a particle size of 50 μm.
また、溶融材料として、エポキシ系樹脂、着色材として
ジアゾ系染料を用いて直径１００μｍのインクボールを
形成し、これを本発明の実施例のうち帯電駆動方式によ
り印字したところ良好な印字品質のものが得られた。In addition, an ink ball with a diameter of 100 μm was formed using an epoxy resin as a molten material and a diazo dye as a coloring material, and when the ink ball was printed using the charging drive method according to the embodiment of the present invention, the print quality was good. was gotten.
さらに溶融材料として、ワックス系材料を使用し、顔料
として、フェライト粉末を用いインクボールを形成し、
このインクボールを本発明の電磁駆動方式により、印字
したところ、良好な印字品質のものが得られた。この場
合、インクボールの径は１０μｍのものを使用した。Further, a wax-based material is used as the melting material, and ferrite powder is used as the pigment to form an ink ball.
When this ink ball was printed using the electromagnetic drive method of the present invention, good print quality was obtained. In this case, an ink ball with a diameter of 10 μm was used.
以上説明したように本発明には、固形の小粒なインクボ
ールを使用し印字を行うことにょシ従来のインクジェッ
ト印字方式の場合のようなインク凝固に起因する動作停
止や印字のにじみに起因する印字品質低下を防止したイ
ンクボール印字方式を得られるという効果がある。As explained above, the present invention uses small solid ink balls to perform printing, and is capable of preventing operation stoppages caused by ink coagulation and printing problems caused by smearing of prints, as in the case of conventional inkjet printing methods. This has the effect of providing an ink ball printing method that prevents quality deterioration.
第１図々いし第３図はおのおの本発明の実施例１・・・
・・・インクボール、２・・・・・・駆動部、２１・・
・・・・駆動ピン、３・・・・・・ノズル、４・・・・
・・加熱部、４０・・・ヒーター、４１・・・・・・コ
イル、４２・・・用発光ダイオード（ＬＥＤ）、４３・
・・・・・レンズ、５・・・・・・紙、６・・・・・・
駆動電極、７・・・・・・プラテン電極、８・・・・−
・駆動＄ １ 凹
左動尼号
＃ ３ 図
第 ２１ｍ′
（ａ） （ｂ）
（Ｃ）＄ ４ 回Embodiment 1 of the present invention is shown in FIGS. 1 to 3 respectively.
... Ink ball, 2 ... Drive section, 21 ...
...Drive pin, 3...Nozzle, 4...
...Heating part, 40... Heater, 41... Coil, 42... Light emitting diode (LED), 43.
...Lens, 5...Paper, 6...
Drive electrode, 7...Platen electrode, 8...-
・Drive $ 1 Concave Left Drive # 3 Figure 21m' (a) (b)
(C) $ 4 times
Claims (7)
クボールと、所定の射出位置に導かれた前記インクボー
ルに対し印字タイミングを示す駆動信号に応答して印字
用紙に向って飛行させる力を与える加速手段と、前記飛
行の途中の前記インクボールを加熱溶融するための加熱
手段とを備えていることを特徴とするインクボール印字
方式。(1) A force is applied to an ink ball made of an ink material formed into a solid spherical shape at room temperature, and to the ink ball guided to a predetermined ejection position, to fly toward the printing paper in response to a drive signal indicating printing timing. An ink ball printing method characterized by comprising: an acceleration means for applying acceleration, and a heating means for heating and melting the ink ball during the flight.
がら前記インクボールに打撃力を与えるピン状の駆動部
材を有する特許請求の範囲第（１）項記載のインクボー
ル印字方式。(2) The ink ball printing method according to claim 1, wherein the accelerating means includes a pin-shaped drive member that protrudes in response to the drive signal and applies impact force to the ink ball.
れた帯電用電圧により帯電状態になり、前記加速手段は
前記射出位置および前記加熱手段の間に設けてあり前記
駆動信号を印加された駆動電極を有する特許請求の範囲
第（１）項記載のインクボール印字方式。(3) The ink ball becomes charged by a charging voltage applied thereto at the ejection position, and the acceleration means is provided between the ejection position and the heating means and is driven by applying the drive signal. An ink ball printing method according to claim (1), which has an electrode.
記加速手段は前記射出位置および前記加熱手段の間に設
けてあり前記駆動信号により励磁される電磁石を有する
特許請求の範囲第（１）項記載のインクボール印字方式
。(4) The ink ball is mixed with magnetic powder, and the acceleration means includes an electromagnet that is provided between the injection position and the heating means and is excited by the drive signal. Ink ball printing method described in ).
第（１）項記載のインクボール印字方式。(5) The ink ball printing method according to claim (1), wherein the heating means is an electric heater.
囲第（１）項記載のインクボール印字方式。(6) The ink ball printing method according to claim (1), wherein the heating means is an induction heating device.
前記インクボールの前記飛行の経路上に集束させるため
のレンズとを有する特許請求の範囲第（１）項記載のイ
ンクボール印字方式。(7) The ink ball printing method according to claim (1), wherein the heating means includes a light emitting element and a lens for focusing infrared rays emitted by the light emitting element onto the flight path of the ink ball.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14858486A JPS633964A (en) | 1986-06-24 | 1986-06-24 | Ink ball printing system |
| US07/009,732 US4723135A (en) | 1986-02-03 | 1987-02-02 | Printer using ink balls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14858486A JPS633964A (en) | 1986-06-24 | 1986-06-24 | Ink ball printing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS633964A true JPS633964A (en) | 1988-01-08 |
Family
ID=15456013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14858486A Pending JPS633964A (en) | 1986-02-03 | 1986-06-24 | Ink ball printing system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS633964A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6054855A (en) * | 1983-09-05 | 1985-03-29 | Canon Electronics Inc | Printing system |
| JPS61148584A (en) * | 1984-12-21 | 1986-07-07 | Fujitsu Ltd | Density variance detecting circuit |
-
1986
- 1986-06-24 JP JP14858486A patent/JPS633964A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6054855A (en) * | 1983-09-05 | 1985-03-29 | Canon Electronics Inc | Printing system |
| JPS61148584A (en) * | 1984-12-21 | 1986-07-07 | Fujitsu Ltd | Density variance detecting circuit |
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