JPH01195049A - Ink jet recording apparatus - Google Patents

Ink jet recording apparatus

Info

Publication number
JPH01195049A
JPH01195049A JP1872088A JP1872088A JPH01195049A JP H01195049 A JPH01195049 A JP H01195049A JP 1872088 A JP1872088 A JP 1872088A JP 1872088 A JP1872088 A JP 1872088A JP H01195049 A JPH01195049 A JP H01195049A
Authority
JP
Japan
Prior art keywords
ink
characters
data
pages
counter
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
Application number
JP1872088A
Other languages
Japanese (ja)
Other versions
JP2729798B2 (en
Inventor
Atsushi Noda
野田　厚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP63018720A priority Critical patent/JP2729798B2/en
Publication of JPH01195049A publication Critical patent/JPH01195049A/en
Application granted granted Critical
Publication of JP2729798B2 publication Critical patent/JP2729798B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/175—Ink supply systems ; Circuit parts therefor
    • B41J2/17566—Ink level or ink residue control

Landscapes

  • Ink Jet (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)

Abstract

PURPOSE:To improve a handling property, by displaying the residual amount of the ink in an ink cartridge on the basis of a residual printable number. CONSTITUTION:When an ink residual amount display order is issued, the display based on the number of characters or the display based on the number of pages (the position of a change-over switch 54) is discriminated. At the time of the display based on the number of characters, the data of the number of dots of a counter 1 and the data of the number of characters of a counter 2 are taken in a control circuit 51 and the ink residual amount data from a residual amount detection circuit 53 is taken in said circuit 51 and the data of the residual number of characters calculated on the basis of these data is outputted to display the number of characters on a display device 11. When the display based on the number of pages is discriminated, the number of dots of the counter 1, the number of characters of the counter 2 and the number of pages of a counter 3 are taken in the control circuit 51 as data and the ink residual amount data from the residual amount detection circuit 53 is taken in the control circuit 51 and the data of the residual number of pages calculated on the basis of these data is outputted and the result thereof is displayed on the display device 11 as the number of pages.

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明はインクジェット記録装置におけるインクカート
リッジ内のインク残量の検知および表示手段に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a means for detecting and displaying the amount of ink remaining in an ink cartridge in an inkjet recording apparatus.

〔従来の技術〕[Conventional technology]

インクジェット記録装置（インクジェット方式のプリン
タやファクシミリなど）は、一般に、交換可能に装着さ
れるインクカートリッジ内のインクを記録ヘッドへ供給
し、該記録ヘッドのインク滴発生手段を印字データに基
いて駆動し、インク滴でシート面にドツトパターンを形
式することにより文字（記号や画素を含む）を記録して
いくよう構成されている。An inkjet recording device (such as an inkjet printer or facsimile) generally supplies ink in a replaceable ink cartridge to a recording head, and drives the ink droplet generating means of the recording head based on print data. It is configured to record characters (including symbols and pixels) by forming a dot pattern on the sheet surface using ink droplets.

このようなインクジェット記録装置では、印字途中など
で急にインク切れが生じることを防止するため、インク
カートリッジ内のインク残量をオペレータに知らせるた
めのインク残量検知手段が設けられる。In such an inkjet recording apparatus, in order to prevent the ink from suddenly running out during printing, an ink remaining amount detection means is provided to notify the operator of the amount of ink remaining in the ink cartridge.

〔発明か解決しようとする問題点〕[The problem that the invention attempts to solve]

ところで、従来のこの種のインク残量検知手段は、イン
ク残量が一定以下になったか否かすなわちインクの有無
を検知するものであり、表示方法もインクなしをランプ
や警報器で知らせるものであった。By the way, this kind of conventional ink level detection means detects whether the remaining ink level is below a certain level, that is, the presence or absence of ink, and the display method is to use a lamp or an alarm to notify that there is no ink. there were.

しかし、このような従来装置では、インクなしの警告が
突然発せられるものであり、また、警告が発せられた後
完全にインク切れになるまでの情報が得られず、不便で
あった。However, such conventional devices are inconvenient because the warning that the ink is out is suddenly issued, and information from when the warning is issued until the ink completely runs out cannot be obtained.

〔問題点を解決するための手段〕[Means for solving problems]

本発明は上記従来技術の問題点に鑑みなされたものであ
り、インク残量をオペレータの記録動作と関係した実用
的な情報として表示することができるインクジェット記
録装置を提供することを目的とする。The present invention has been made in view of the problems of the prior art described above, and it is an object of the present invention to provide an inkjet recording apparatus that can display the remaining amount of ink as practical information related to an operator's recording operation.

本発明は、インクカートリッジ内のインク残量を残りの
印字可能数で表示するよう構成したインクシェツト記録
装置により、」１記目的を達成するものである。The present invention achieves the above object by using an ink sheet recording device configured to display the amount of ink remaining in an ink cartridge in terms of the number of printable pages remaining.

上記残りの印字可能数としては、例えば、過去のドツト
デユーティに基いた印字文字数あるいは過去の文字デユ
ーティに基いた印字ページ数など、オペレータ固有の要
素を加味した情報にすることが好ましい。The remaining printable number is preferably information that takes operator-specific factors into account, such as the number of characters to be printed based on past dot duties or the number of pages to be printed based on past character duties.

〔実施例〕〔Example〕

以下図面を参照して本発明を具体的に説明する。 The present invention will be specifically described below with reference to the drawings.

第１図は本発明の一実施例によるインクシェツト記録装
置の外装を示す。FIG. 1 shows the exterior of an ink sheet recording apparatus according to an embodiment of the present invention.

第１図において、インクシェツト記録装置の本体１００
内部には記録動作部、自動給紙機構およびシート送り機
構、並びにこれらの動作を制御する制御回路などが収納
されており、記録装置の上面前部にはインク残量表示器
１１を含む操作パネル１０２が設けら、上面中央部には
記録済みのシートを送り出すための排紙ガイド１５が設
りられ、上面後部には排出されたシートを一時的に貯留
するための排紙１−レイ１０１が設けられている。In FIG. 1, a main body 100 of an ink sheet recording device
A recording operation unit, an automatic paper feeding mechanism, a sheet feeding mechanism, and a control circuit for controlling these operations are housed inside, and an operation panel including an ink level indicator 11 is located at the top front of the recording device. A paper ejection guide 15 is provided at the center of the top surface for feeding recorded sheets, and a paper ejection 1-ray 101 for temporarily storing the ejected sheets is provided at the rear of the top surface. It is provided.

また、図示の例では、右側にシートセソトレハー１０３
やシート送り操作ノブ１０４などの操作機構が設けられ
ている。In addition, in the illustrated example, the seat seso tray 103 is located on the right side.
Operation mechanisms such as a sheet feed operation knob 104 and a sheet feed operation knob 104 are provided.

第２図は第１図のインクジェット記録装置の内部を示す
模式的平面図である。FIG. 2 is a schematic plan view showing the inside of the inkjet recording apparatus shown in FIG. 1. FIG.

第２図において、シート送りローラ２１によって送り込
まれるシー１〜２２をバックアップするプラテン２３の
前方にこれと平行なガイド軸２４．２５が設置され、こ
れらのガイド軸に沿って左右に往復動するキャリッジ２
６上に記録ヘッド２７が搭載されている。In FIG. 2, guide shafts 24 and 25 are installed parallel to the platen 23 in front of the platen 23, which backs up the sheets 1 to 22 fed by the sheet feed roller 21, and the carriage reciprocates left and right along these guide shafts. 2
A recording head 27 is mounted on the recording head 6.

前記記録ヘッド２７に対しては、装置本体内に着脱自在
に装置されたインクカートリッジ２８からインク供給チ
ューブ２９を通してインクが供給される。Ink is supplied to the recording head 27 through an ink supply tube 29 from an ink cartridge 28 that is detachably installed within the apparatus main body.

前記プラテン２３が配置されている記録範囲を外れた位
置（図示の例では左側）に設定されたキャリッジ２６の
ホームポジションには、記録ヘッド２７のインク吐出面
に密着離隔する方向に移動するヘッド回復装置３０が配
置され、該回復装置３０の前面にはインク吐出口面を密
封するキャップ３１が設けられている。The home position of the carriage 26, which is set at a position outside the recording range where the platen 23 is arranged (on the left side in the illustrated example), has a head recovery mechanism that moves in the direction of coming into close contact with and separating from the ink ejection surface of the recording head 27. A device 30 is disposed, and a cap 31 is provided on the front surface of the recovery device 30 to seal the ink ejection orifice surface.

第３図は、本発明を実施したインクカートリッジ２８の
縦断面図である。FIG. 3 is a longitudinal sectional view of an ink cartridge 28 embodying the present invention.

ケース３３の上面には通気孔３４が形成され、内部には
インク３５が充塀された可撓性のインク袋３６が収納さ
れており、該インク袋３６のインク供給口３７にはイン
ク供給チューブ２９が接続されている。A ventilation hole 34 is formed on the upper surface of the case 33, and a flexible ink bag 36 filled with ink 35 is housed inside, and an ink supply port 37 of the ink bag 36 has an ink supply tube. 29 are connected.

インク袋３６の上面には導電性の接触子３８が添付され
、ケース３３の内面にはこの接触子が常時接触する（例
えばバネ等で摺動可能に圧接されて接触する）インクセ
ンサ４０が添付されている。A conductive contact 38 is attached to the top surface of the ink bag 36, and an ink sensor 40 is attached to the inner surface of the case 33, with which this contact always comes into contact (for example, comes into contact by being slidably pressed by a spring or the like). has been done.

前記インクセンサ４０は例えば端子間の高さの差に応じ
て抵抗値が変化し、この抵抗値変化によって前記接触子
３８の高さを検出できるよう構成されている。The ink sensor 40 is configured such that its resistance value changes depending on, for example, the difference in height between the terminals, and the height of the contactor 38 can be detected based on this change in resistance value.

前記インクセンサ４０の下端は導体４１を介して接地さ
れている。The lower end of the ink sensor 40 is grounded via a conductor 41.

また、前記接触子３８にはケース３３内のヒンジ４２に
枢着されかつ検出端子４３に電気的に接続された導電性
の板ハネ４４が自重によって常時接触している。Further, a conductive plate spring 44, which is pivotally attached to a hinge 42 in the case 33 and electrically connected to a detection terminal 43, is constantly in contact with the contactor 38 due to its own weight.

したがって、インク３５の消費によってインク袋３６の
高さが減少すると、接触子３８のインクセンサ４０との
接触位置く高さ）が低下し、インクセンサ４０の両端子
間の高さが減少して検出抵抗値が減少する。Therefore, when the height of the ink bag 36 decreases due to consumption of the ink 35, the height of the contact position of the contact 38 with the ink sensor 40 decreases, and the height between both terminals of the ink sensor 40 decreases. Detection resistance value decreases.

この検出抵抗値はインク３５の残量と対応させることが
できるので、検出端子４３の電圧変化によってインク残
量を連続的に正しく検知することができる。Since this detection resistance value can be made to correspond to the remaining amount of ink 35, the remaining amount of ink can be continuously and accurately detected by the voltage change of the detection terminal 43.

然して、本発明のインクジェット記録装置によれば、イ
ンクカートリッジ２８内のインク残量を残りの印字可能
数で表示するよう構成される。However, the inkjet recording apparatus of the present invention is configured to display the amount of ink remaining in the ink cartridge 28 in terms of the number of remaining prints.

前記残りの印字可能数は、オペレータの記録動作に関連
した実用的な情報に基いて表示され、例えば、過去の一
定期間内のドットデューティに基いた印字文字数、ある
いは過去の文字デユーティに基いた印字ページ数で表示
することが好ましい。The remaining printable number is displayed based on practical information related to the operator's recording operation, such as the number of characters printed based on the dot duty within a certain period of time in the past, or the number of characters printed based on the past character duty. It is preferable to display the number of pages.

第４図は上記本発明によるインク残量を残りの印字可能
数で表示する手段を備えたインクジェット記録装置の構
成を示すブロック図である。FIG. 4 is a block diagram showing the configuration of an inkjet recording apparatus according to the present invention, which is equipped with means for displaying the remaining amount of ink in terms of the number of remaining prints.

第４図において、記録装置の制御回路（ＭＰＵ）５１に
対してはコンピュータ等のホスト機からＩ１０ボート５
２を通して印字情報および指令情報が伝送される。In FIG. 4, a control circuit (MPU) 51 of the recording device is connected to an I10 boat 5 from a host machine such as a computer.
2, printing information and command information are transmitted.

また、前記インクセンザ４０の抵抗値は残量検出回路５
３でインク残量を表わす情報信号に変換されて制御回路
５１へ入力される。Further, the resistance value of the ink sensor 40 is determined by the remaining amount detection circuit 5.
3, the signal is converted into an information signal representing the remaining amount of ink and is input to the control circuit 51.

前記制御回路５１には記録時のドツト数を計数するカウ
ンタ１、記録時の文字数を計数するカウンタ２、および
記録したページ数を計数カウンタ３が接続され、制御回
路５１からこれらのカウンタへ伝送される印字命令によ
り各カウンタ１．２．３でのカウントが実行され、その
カウント情報は制御回路５１ヘフイードハソクされる。A counter 1 for counting the number of dots during recording, a counter 2 for counting the number of characters during recording, and a counter 3 for counting the number of recorded pages are connected to the control circuit 51, and data is transmitted from the control circuit 51 to these counters. Counting is executed by each counter 1, 2, and 3 in response to a print command, and the count information is fed to the control circuit 51.

さらに、制御回路５１ば、入力されたカウンタ１のドツ
ト数およびカウンタ２の文字数から過去のトソトデュー
ティに基いた印字文字数を算出する印字文字算出動作と
、カウンタ２の文字数およびカウンタ３のページ数から
過去の文字デ１．−ティに基いた印字ページ数を算出す
る印字ページ算出動作を行なうが、いずれの算出動作を
行なうかは切換スイッチ５４の操作によって指定される
。Furthermore, the control circuit 51 performs a printing character calculation operation of calculating the number of printed characters based on the past duty from the inputted number of dots of counter 1 and number of characters of counter 2, and from the number of characters of counter 2 and the number of pages of counter 3. Past characters 1. - A print page calculation operation for calculating the number of print pages based on the tee is performed, and which calculation operation to perform is specified by operating the changeover switch 54.

こうして、切換スイッチ５４による表示切換操に基き、
表示駆動回路５５により表示器１１　（第１、第４図）
で残りの印字文字数の算出値または残りの印字ページ数
の算出値が表示される。In this way, based on the display switching operation by the changeover switch 54,
Display device 11 by display drive circuit 55 (FIGS. 1 and 4)
The calculated value of the remaining number of characters to be printed or the calculated value of the number of remaining printed pages is displayed.

第５図は第４図のインク残量に基く残りの印字可能数を
表示する時の動作手順を示すフローチャートである。FIG. 5 is a flowchart showing the operating procedure when displaying the remaining printable number based on the remaining amount of ink shown in FIG.

第５図において、ステップ２００でインク残量表示命令
があると、ステップ２０１で文字数で表示するのかペー
ジ数で表示するのか（第４図の切換スイッチ５４の位置
）を判別する。In FIG. 5, when there is a command to display the remaining ink amount in step 200, it is determined in step 201 whether to display the number of characters or the number of pages (the position of the changeover switch 54 in FIG. 4).

文字数表示であればステップ２０２へ進んで、カウンタ
ーのドツト数およびカウンタ２の文字数の各データを制
御回路５１へ取り入れるとともに、ステップ２０３で残
量検出回路５３からのインク残量データを取入れ、ステ
ップ２０４でこれらのデータに基いて算出した残りの文
字数のデータを出力し、ステップ２０５において表示器
１１で文字数を表示する。If the number of characters is displayed, the process advances to step 202, where each data of the number of dots on the counter and the number of characters on the counter 2 is input into the control circuit 51, and at step 203, the remaining ink amount data from the remaining amount detection circuit 53 is input, and at step 204. In step 205, data on the remaining number of characters calculated based on these data is output, and in step 205, the number of characters is displayed on the display 11.

一方、ステップ２０１で文字数表示ではなくページ数表
示であると判別されると、ステップ２０６へ進んで、カ
ウント１のドル計数、カウンタ２の文字数およびカウン
タ３のページ数の各データを制御回路５１へ取入れると
ともに、前述のステップ２０３と同じ動作で残量検出回
路５３からのインク残量データを取入れ、ステップ２０
７でこれらのデータに基いて算出した残りのページ数の
データを出力し、前述のステップ２０５と同じ動作でそ
の結果を表示器１１でページ数として表示する。On the other hand, if it is determined in step 201 that the number of pages is displayed instead of the number of characters, the process proceeds to step 206 and sends each data of the dollar count of count 1, the number of characters of counter 2, and the number of pages of counter 3 to the control circuit 51. At the same time, the remaining ink amount data from the remaining amount detection circuit 53 is also taken in in the same manner as in step 203 described above, and step 20
In step 7, data on the remaining number of pages calculated based on these data is output, and the result is displayed as the number of pages on the display 11 in the same manner as in step 205 described above.

〔発明の効果〕〔Effect of the invention〕

以上の説明から明らかなごとく、本発明のインクジェッ
ト記録装置によれば、インクカートリッジ内のインク残
量を残りの印字可能数、例えば過去のトソトデューティ
に基いた印字可能文字数あるいは過去の文字デ１−ティ
に基いた印字可能ページ数で表示するよう構成したので
、インク残量を時々刻々に変わる量的情報として、しか
もオペレータの記録動作と関係した実用的な情報として
表示することができ、便利で取扱い性にすくれたインク
ジェット記録装置が得られる。As is clear from the above description, according to the inkjet recording apparatus of the present invention, the remaining amount of ink in the ink cartridge can be calculated based on the remaining printable number, for example, the number of printable characters based on the past tosoto duty, or the number of past character data. Since the system is configured to display the number of printable pages based on the number of pages that can be printed, it is possible to display the remaining amount of ink as quantitative information that changes from moment to moment, and also as practical information related to the operator's recording operations, making it convenient. An inkjet recording device that is easy to handle can be obtained.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本発明を実施したインクジェット記録装置の外
観を例示する斜視図、第２図は第１図のインクジェット
記録装置の内部構造を示す模式的平面図、第３図は第２
図中のインクカートリッジの縦断面図、第４図は本発明
によるインクシェツト記録装置のインク残量表示手段の
構成を示すブロック図、第５図は第４図のインク残量表
示手段の動作手順を示すフローチャートである。 １１−−−−−−−−インク残量（文字数、ページ数）
表示器、２８　−−−−−−一−−−インクカートリッ
ジ、４０−一−−−−−−−−−−インクセンサ、５１
　−−−一−−−−制御回路。 代理人　弁理士　　大　音　康　毅FIG. 1 is a perspective view illustrating the external appearance of an inkjet recording apparatus embodying the present invention, FIG. 2 is a schematic plan view showing the internal structure of the inkjet recording apparatus of FIG. 1, and FIG.
4 is a block diagram showing the configuration of the ink remaining amount display means of the ink sheet recording apparatus according to the present invention, and FIG. 5 shows the operating procedure of the ink remaining amount display means of FIG. 4. FIG. 11---------Ink remaining amount (number of characters, number of pages)
Display device, 28 --------- Ink cartridge, 40-- Ink sensor, 51
---1---Control circuit. Agent Patent Attorney Yasutake Ooto

Claims (3)

【特許請求の範囲】[Claims] （１）インクカートリッジ内のインク残量を残りの印字
可能数で表示することを特徴とするインクジェット記録
装置。(1) An inkjet recording device characterized by displaying the amount of ink remaining in the ink cartridge by the number of remaining printable items. （２）残りの印字可能数を過去のドットデューティに基
いた印字文字数で表わすことを特徴とする特許請求の範
囲第１項記載のインクジェット記録装置。(2) The inkjet recording apparatus according to claim 1, wherein the remaining number of printable characters is expressed by the number of characters to be printed based on past dot duty. （３）残りの印字可能数を過去の文字デューティに基い
た印字ページ数で表わすことを特徴とする特許請求の範
囲第１項記載のインクジェット記録装置。(3) The inkjet recording apparatus according to claim 1, wherein the remaining number of printable pages is expressed as the number of print pages based on past character duties.
JP63018720A 1988-01-29 1988-01-29 Ink jet recording device Expired - Fee Related JP2729798B2 (en)

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Cited By (10)

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EP0443245A2 (en) * 1990-02-23 1991-08-28 Canon Kabushiki Kaisha Ink jet recording apparatus
EP0593282A2 (en) * 1992-10-14 1994-04-20 Canon Kabushiki Kaisha Recording apparatus and recording method
EP0683052A3 (en) * 1994-05-19 1996-06-26 Canon Kk Recording apparatus and method for indicating decrease of ink remains.
FR2737150A1 (en) * 1995-07-29 1997-01-31 Seiko Epson Corp INK CARTRIDGE, AND APPARATUS, METHOD AND ASSEMBLY FOR DISPLAYING REMAINING INK
FR2744061A1 (en) * 1996-01-31 1997-08-01 Canon Kk Ink economiser in ink jet image transfer system
US5721620A (en) * 1990-03-16 1998-02-24 Canon Kabushiki Kaisha Facsimile apparatus with control of ink jet printer recovery processing
JPH11221931A (en) * 1998-02-10 1999-08-17 Seiko Epson Corp Method and apparatus for controlling printing, recording medium
US6145947A (en) * 1997-06-25 2000-11-14 Nec Corporation Ink consumption detection method and system
KR100509459B1 (en) * 1997-08-29 2005-11-25 삼성전자주식회사 Printer
US7314259B2 (en) 2003-09-24 2008-01-01 Canon Kabushiki Kaisha Image processing apparatus and display control method for image processing apparatus

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DE112011105038T5 (en) * 2011-03-14 2013-12-12 Hewlett-Packard Development Co., L.P. Apparatus, system and method with continuous ink supply

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Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5132711A (en) * 1990-02-23 1992-07-21 Canon Kabushiki Kaisha Recording apparatus
US5631674A (en) * 1990-02-23 1997-05-20 Canon Kabushiki Kaisha Recording apparatus
EP0443245A2 (en) * 1990-02-23 1991-08-28 Canon Kabushiki Kaisha Ink jet recording apparatus
US5721620A (en) * 1990-03-16 1998-02-24 Canon Kabushiki Kaisha Facsimile apparatus with control of ink jet printer recovery processing
EP0593282A2 (en) * 1992-10-14 1994-04-20 Canon Kabushiki Kaisha Recording apparatus and recording method
EP0593282A3 (en) * 1992-10-14 1994-08-10 Canon Kk Recording apparatus and recording method
US5519418A (en) * 1992-10-14 1996-05-21 Canon Kabushiki Kaisha Recording apparatus and method with comparison of calculated and actual ink use
EP0683052A3 (en) * 1994-05-19 1996-06-26 Canon Kk Recording apparatus and method for indicating decrease of ink remains.
US5818471A (en) * 1994-05-19 1998-10-06 Canon Kabushiki Kaisha Recording apparatus and method for indicating decrease of ink remains
US6223131B1 (en) 1995-07-29 2001-04-24 Seiko Epson Corporation Ink cartridge for an ink-jet recording apparatus, and a system for detecting and displaying an ink consumption state of an ink cartridge
FR2737150A1 (en) * 1995-07-29 1997-01-31 Seiko Epson Corp INK CARTRIDGE, AND APPARATUS, METHOD AND ASSEMBLY FOR DISPLAYING REMAINING INK
FR2774027A1 (en) * 1995-07-29 1999-07-30 Seiko Epson Corp INK CARTRIDGE, AND APPARATUS, METHOD AND ASSEMBLY FOR DISPLAYING REMAINING INK
FR2744061A1 (en) * 1996-01-31 1997-08-01 Canon Kk Ink economiser in ink jet image transfer system
US6145947A (en) * 1997-06-25 2000-11-14 Nec Corporation Ink consumption detection method and system
KR100509459B1 (en) * 1997-08-29 2005-11-25 삼성전자주식회사 Printer
JPH11221931A (en) * 1998-02-10 1999-08-17 Seiko Epson Corp Method and apparatus for controlling printing, recording medium
US7314259B2 (en) 2003-09-24 2008-01-01 Canon Kabushiki Kaisha Image processing apparatus and display control method for image processing apparatus

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