WO2004065125A1 - インク残量算出方法および装置並びにインク容器 - Google Patents
インク残量算出方法および装置並びにインク容器 Download PDFInfo
- Publication number
- WO2004065125A1 WO2004065125A1 PCT/JP2003/015549 JP0315549W WO2004065125A1 WO 2004065125 A1 WO2004065125 A1 WO 2004065125A1 JP 0315549 W JP0315549 W JP 0315549W WO 2004065125 A1 WO2004065125 A1 WO 2004065125A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- ink
- amount
- remaining amount
- container
- type
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F31/00—Inking arrangements or devices
- B41F31/02—Ducts, containers, supply or metering devices
- B41F31/08—Ducts, containers, supply or metering devices with ink ejecting means, e.g. pumps, nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2233/00—Arrangements for the operation of printing presses
- B41P2233/30—Measuring or controlling the consumption of ink
Definitions
- the present invention relates to an ink remaining amount calculating device for calculating an ink remaining amount in an ink container.
- a thermal head or the like is driven based on image data obtained by reading an original with a scanner or the like, a stencil sheet is melt-punched, a stencil making process is performed to create a stencil, and the created stencil is wound around a printing drum.
- Various stencil printing apparatuses have been proposed in which ink is supplied from the inside of a printing drum after being attached, and ink is transferred to printing paper by a roller or the like to perform printing.
- an ink container having a structure detachable from the stencil printing apparatus is used for reasons such as easy handling.
- the empty ink container is removed, and a new ink container filled with the ink is remounted and used.
- the ink container includes, for example, an ink cylinder provided with an ink discharge port at an end thereof, and an ink bistable slidably along an inner wall of a side surface of the ink cylinder, and is provided in a space surrounded by the ink cylinder and the ink piston. Inns are accommodated.
- the biston is pushed to the atmospheric pressure and slides toward the discharge port.
- the ink container as described above when used, if the remaining amount of the ink is not grasped, the ink is suddenly cut out when unexpected, and the workability is reduced.
- As a method of grasping the remaining amount of the ink there is a visual grasp, but since the ink container is generally installed in a device that cannot be seen from the outside, it is necessary to print out to grasp the remaining amount of the ink. It is necessary to temporarily stop the operation, which also reduces workability. Also, by directly measuring the remaining amount and used amount of ink in the ink container, The equipment becomes complicated and large, and high-precision measurement is also difficult.
- Japanese Patent Application Laid-Open Publication No. 2002-86678 discloses a method that utilizes the difference in light transmittance between the portion where the ink attached to the inner wall of the ink cylinder is removed and the portion where the ink is not attached due to the sliding of the ink piston. A method for calculating the remaining amount has been proposed.
- a metal piece is attached to the side surface of an ink biston, and this metal is provided by a sensor provided along the side surface of the ink cylinder.
- a method of recognizing the position of an ink piston by detecting a piece and calculating the remaining amount of ink from the position has been proposed.
- the operation time of the ink supply pump or the number of rotations of the drive motor of the ink supply pump is measured, and the ink ejected from the ink container is measured based on the operation time.
- a method has been proposed in which the amount of ink is calculated by calculating the amount of ink, and cumulatively subtracting the amount of ink discharged from the total amount of ink stored in the ink container.
- the method when calculating the remaining amount of ink based on the operation time of the ink supply pump, the method depends on the type of ink and the operating environment temperature. Because the viscosity of the ink changes, the load on the ink supply pump exerted by the ink changes, and the rotation speed of the drive motor in the ink supply pump changes. The amount of ink ejected from the ink container varies depending on the type of ink and the ambient temperature, and it is not possible to calculate an accurate remaining amount of ink.
- the ink may flow out from the discharge port of the ink container.
- Vessels may be used.
- the unit operation frequency of the ink supply pump and, consequently, the ink discharge amount per unit rotation speed of the drive motor differs depending on the type of ink. If the remaining amount of the ink is calculated based on the number of rotations of the data, the accurate remaining amount of the ink cannot be calculated.
- the present invention has been made in consideration of the above-described circumstances, and when calculating the remaining amount of the ink based on the operation time of the ink supply pump or the number of rotations of the drive motor of the ink supply pump as described above, It is an object of the present invention to provide a method and apparatus for calculating the remaining ink amount and an ink container that can accurately calculate the remaining ink amount even when the temperature of the working environment is different.
- the first ink remaining amount calculating method includes the operation time and the discharge amount per unit operation time of the ink supply pump for sucking and discharging ink from the ink container, or the number of rotations of the drive motor of the ink supply pump. And the amount of ink ejected from the ink container based on the amount of ink ejected per unit number of revolutions, and the ink ejection amount is cumulatively subtracted from the total amount of ink stored in the ink container ⁇ .
- the ink remaining amount calculating method for calculating the remaining amount of ink in the ink the type of ink is acquired, and the ejection amount per unit operation time or the ejection amount per unit rotation speed is obtained based on the acquired ink type. The correction is performed, and the remaining amount is calculated based on the corrected ejection amount.
- “acquiring the type of ink” may mean, for example, that the operator of the apparatus acquires the type by directly inputting the type to the apparatus main body by using a predetermined input means, A memory or the like may be provided, and the type data may be stored in this memory and read out.
- the “ink type” may be, for example, information on the ink type itself, a predetermined parameter indicating the ink type, a parameter indicating the viscosity of the ink, or a parameter indicating the viscosity of the ink. Any data may be used as long as the data indicates the type of the ink.
- a corrected ejection amount is calculated by multiplying an ejection amount per unit operation time or a unit rotation speed previously determined for a standard ink by a predetermined correction rate different for each type of ink.
- the remaining amount may be calculated by cumulatively subtracting a value obtained by multiplying the amount by the operation time or the number of rotations from the total ink amount.
- a value obtained by multiplying the value by a predetermined correction rate different for each type of ink is cumulatively calculated from the total ink amount.
- a method of indirectly detecting the discharge amount per unit operation time or the discharge amount per unit rotation speed may be adopted.
- the ejection amount per unit operation time or unit rotation speed is acquired in advance by an experiment or the like, and the acquired ejection amount is used as the corrected ejection amount.
- the remaining amount may be calculated by cumulatively subtracting a value obtained by multiplying the number of rotations from the total ink amount.
- the subtraction value is multiplied by a predetermined ratio based on the ratio of the discharge amount per unit operation time or unit rotation speed and the corrected discharge amount obtained in advance for the standard ink to calculate the remaining amount. It may be. In short, if the method is substantially the same as the method of correcting the discharge amount per unit operation time or the discharge amount per unit rotation speed and calculating the remaining amount based on the corrected discharge amount, The calculation method may be any calculation method.
- ink is ejected from an ink container based on an operation time of an ink supply pump for sucking and ejecting ink from the ink container and an ejection amount per unit operation time.
- the ink discharge amount is calculated, and the ink discharge amount is cumulatively subtracted from the total ink amount stored in the ink container to calculate the remaining ink amount in the ink container. It is characterized in that a temperature is detected, a discharge amount per unit operation time is corrected based on the detected use environment temperature, and a remaining amount is calculated based on the corrected discharge amount.
- the above “correcting the discharge amount per unit operation time based on the use environment temperature and calculating the remaining amount based on the corrected discharge amount” means, for example, The corrected discharge rate is calculated by multiplying the discharge rate per unit operation time obtained by the above operation by a predetermined correction factor different for each use environment temperature, and the value obtained by multiplying the corrected discharge rate by the above operation time is calculated as above.
- the remaining amount may be calculated by cumulatively subtracting from the total ink amount. The remaining method is the same as the case of calculating the remaining amount based on the type of ink.
- the type of ink is acquired, and the ejection amount per unit operation time is corrected based on the acquired type of ink and the use environment temperature.
- the remaining amount can be calculated based on the used discharge amount.
- the first ink remaining amount calculating device is characterized in that the operation time of the ink supply pump for sucking and discharging ink from the ink container and the discharge amount per unit operation time or the number of rotations of the drive motor of the ink supply pump And the ink discharge amount discharged from the ink container, which is obtained based on the discharge amount per unit number of revolutions, is cumulatively subtracted from the total ink amount contained in the ink container, and the ink discharge amount in the ink container is calculated.
- an ink remaining amount calculating device for calculating a remaining amount
- an ink type obtaining unit for obtaining an ink type
- a discharge amount or a unit per unit operation time based on the type of the ink obtained by the ink type obtaining unit.
- a remaining amount calculating means for calculating a remaining amount based on the corrected ejection amount by correcting a discharge amount per rotation speed.
- a second ink remaining amount calculating device is configured to discharge ink from an ink container determined based on an operation time of an ink supply pump that suctions and discharges ink from the ink container and a discharge amount per unit operation time.
- a temperature detecting means for detecting a use environment temperature in an ink remaining amount calculating device for calculating a remaining amount of the ink in the ink container by cumulatively subtracting the discharged ink ejection amount from the total amount of the ink stored in the ink container.
- a remaining amount calculating unit that corrects a discharge amount per unit operation time based on the use environment temperature detected by the temperature detecting unit and calculates a remaining amount based on the corrected discharge amount. It is a feature.
- the ink type obtaining means for obtaining the ink type is provided, and the remaining amount calculating means is adapted to the ink type and the operating environment temperature obtained by the ink type obtaining means. Discharge amount per unit operation The remaining amount can be calculated based on the corrected ejection amount.
- the first ink container of the present invention is an ink container used for performing the first and second ink remaining amount detecting methods, and stores type data according to the type of the ink. It is characterized by having means.
- examples of the “storage means for storing type data according to the type of ink” include a memory for storing data indicating the type of ink and a barcode indicating the type of ink. Any information may be used as long as it stores the information.
- the second ink container of the present invention is an ink container used for performing the first ink remaining amount detecting method, and having a storage unit for storing parameters used for correction based on the type of ink. It is characterized by being.
- the “parameter” includes, for example, the correction rate, but may be the corrected ejection amount itself.
- the third ink container of the present invention is an ink container used for performing the second ink remaining amount detecting method, and has a storage unit for storing a parameter used for correction based on a use environment temperature. It is characterized by being.
- a fourth ink container of the present invention is an ink container used for performing the second ink remaining amount detecting method, and stores a parameter used for correction based on an ink type and a use environment temperature. It is characterized by having means.
- the type of the ink is obtained, and the discharge amount per unit operation time or the discharge amount per unit rotation speed is obtained based on the obtained ink type. And the remaining amount is calculated based on the corrected ejection amount, so that even if an ink container containing a different type of ink is used, an accurate remaining amount can be obtained for each ink container. The amount can be calculated.
- the use environment temperature is detected, and the discharge amount per unit operation time is corrected based on the detected use environment temperature. Since the remaining amount is calculated based on the temperature, the accurate remaining amount can be calculated even when the viscosity of the ink changes due to the ambient temperature. You.
- the type of ink is acquired, and the ejection amount per unit operation time is corrected based on the acquired type of ink and the use environment temperature.
- the remaining amount is calculated on the basis of, the accurate remaining amount can be calculated not only when the use environment temperature changes but also when the type of ink changes.
- the ink container since the ink container has the storage means for storing the type data corresponding to the type of the ink, the ink type is automatically read out by reading the ink type data from the storage means. Can be obtained.
- the type of the ink is not set in advance in the device in which the ink container is installed. Also, it is possible to perform correction based on the type of the ink based on the parameter.
- the parameters used for the correction based on the use environment temperature are stored, the parameters are used in advance for the correction based on the use environment temperature in the device where the ink container is installed. Since it is not necessary to store the parameters, it is possible to save the memory area of the device.
- the fourth ink container of the present invention since the storage device for storing the parameters used for the correction based on the type of the ink and the use environment temperature is provided, the apparatus in which the ink container is installed is provided. Even if the type of the ink is not set in advance, the correction based on the type of the ink and the use environment temperature can be performed based on the parameters.
- FIG. 1 is a partial schematic configuration diagram of a stencil printing apparatus using an embodiment of an ink remaining amount calculating apparatus according to the present invention.
- FIG. 2 is a schematic perspective view showing a mounting mode of the ink container in the stencil printing machine shown in FIG.
- Fig. 3 is a vertical cross-sectional view of the ink supply pump in the stencil printing machine shown in Fig. 1.
- Fig. 4 is a temperature dependent set in the remaining amount calculating means in the stencil printing machine shown in Fig. 1.
- FIG. 1 is a partial schematic configuration diagram of a stencil printing apparatus of the present embodiment.
- FIG. 2 is a schematic perspective view showing a mode of mounting the ink container on a stencil printing apparatus.
- the stencil printing machine 1 includes, as shown in FIG. 2, a printing drum 3 on which a stencil sheet M formed on the outer periphery is attached, as shown in FIG. 2, and one end of the printing drum 3 is provided inside the printing drum 3.
- the ink container 4 containing the ink is inserted and removed in the direction of arrow A from the center of the box, and the fixing member 31 is exchangeably mounted by moving in the direction of arrow B.
- An opening 41 for discharging ink is provided at the tip of the ink container 4.
- the opening 41 is provided with an ink supply pump 21 installed in the printing drum 3 (see FIG. 1).
- the ink in the ink container 4 is sucked by the ink supply pump 21, the ink is discharged from the ink container 4 and used for printing. Then, the ink inside the ink container 4 is supplied and consumed during printing, and when the ink runs out, the ink container 4 is removed and a new ink container 4 is mounted.
- the storage means 5 includes a memory IC 51 that constitutes a non-volatile memory (such as an EEPROM) capable of storing data for a certain period without supplying power, and is provided at an end of a substrate 52 on which the memory IC 51 is mounted. Contact 53 is provided. The details of the correction rate will be described later.
- a connector 6 for electrically connecting to the contact 53 of the storage means 5 of the ink container 4 is provided.
- the ink supply pump 21 is a piston pump as shown in FIG.
- FIG. 3 is a longitudinal sectional view of the ink supply pump 21.
- the ink supply pump 21 has a piston 61, a pump chamber 62 in which the piston 61 reciprocates internally, and a A cylinder 6 3 in which the stone 61 slides, an ink suction port 6 4 to which the opening 41 of the ink container 4 is attached, and an ink discharge port 6 5 for supplying ink into the print drum 3
- a suction-side pump valve 66 functioning as a check valve that allows only the flow of ink from the ink container 4 into the pump chamber 62.
- a mechanism for reciprocating the piston 61 is provided outside the cylinder 63 and at the other end of the mouthpiece 68.
- the mechanism for reciprocating the piston 61 includes a gear 71 rotated by a drive motor (not shown), and an eccentric cam 72 fixed to the gear 71 by being eccentric by a predetermined distance d with respect to the rotation center of the gear.
- the eccentric cam 72 is provided with a groove 73 that engages with the eccentric cam 72.
- the mouth shaft 68 reciprocates via the eccentric cam 72, and is pinched between the biston valve 69 at the end of the mouth shaft 68 and the pin 70.
- the piston 61 slides in the cylinder 63.
- the pump chamber 62 is closed, and when the piston 61 is pulled in the direction of the arrow, the pump valve 6 is pulled. 6 is opened, ink is sucked from the ink container 4, and the pump chamber 62 is filled with the ink.
- the stencil printing machine 1 includes a remaining amount calculating unit 22 having an encoder for controlling the number of rotations of the drive motor in the ink supply pump 21.
- the remaining amount calculating means 22 multiplies the preset ejection amount per unit number of rotations of the ink by the correction rate read from the storage means 5 of the ink container 4. To calculate the remaining amount of ink by multiplying the corrected discharge amount by the number of rotations counted by the encoder, and cumulatively subtracting that value from the total ink amount in the ink container 4. Is what you do.
- the correction rate is obtained as follows. First, the ejection amount of ink from the ink container 4 when the count number by the encoder reaches 100 pulses with standard ink is checked in advance.
- this value is stored in the remaining amount calculating means 22. Then, the remaining amount calculating means 22 calculates the amount of ink used based on the number of pulses counted by the encoder and this value.
- the ink to be used is an ink having a lower viscosity than the above-mentioned standard ink
- the ink easily drips from the opening 41, so that the opening diameter of the opening 41 of the ink container 4 is reduced. . Therefore, when the count number of the encoder reaches 100 pulses, the ink discharge amount from the ink container 4 becomes smaller than the above 5 m 1, and the remaining ink discharge amount is smaller than the ink discharge amount actually discharged.
- the used amount of ink calculated by the amount calculating means 22 becomes larger. Therefore, as described above, in the storage means 5 of the ink container 4 in which the ink having a lower viscosity than the standard ink is stored, a correction rate smaller than 100% is stored. That is, for example, if the amount of ink ejected from the ink container 4 when the count number of the encoder reaches 100 pulses is half of the above 5 m1, the correction rate is 50%. do it. Conversely, when the ink to be used is an ink having a higher viscosity than the standard ink, a correction rate of a value larger than 100% may be stored, contrary to the above.
- the ink container 4 is connected to the ink supply pump 21.
- the connector 6 provided near the ink supply pump 21 and the contact 53 of the storage means 5 provided in the ink container 4 are electrically connected, and the correction stored in the storage means 5 is performed.
- the rate and the total amount of ink are read by the remaining amount calculating means 22 and stored in the memory 23 provided in the remaining amount calculating means 22.
- ink supply pump 21 when the ink supply pump 21 operates, ink is It is sucked and discharged into the printing drum 3.
- An ink sensor (not shown) is provided in the print drum 3, and the ink is discharged until the ink comes into contact with the ink sensor. Then, the ink supply pump 21 operates as described above, and the number of rotations of the drive motor of the ink supply pump 21 is counted as a pulse number by the encoder in the remaining amount calculation means 22.
- the remaining amount calculating means 22 calculates a corrected discharge amount by multiplying the discharge amount per 100 pulses for a preset standard ink by the correction rate read from the memory 24, The corrected ink ejection amount is multiplied by a value obtained by dividing the counted number of pulses by 100 to calculate the ink ejection amount ejected from the ink container 4. Then, the remaining amount calculating means 22 calculates the remaining amount of ink by subtracting the ink ejection amount from the total ink amount read from the memory 24, and stores the remaining ink amount in the memory 24. The remaining amount of ink stored in the memory 24 is stored in the storage means 5 via the connector 6 and the contact 53.
- the stencil sheet M produced in the stencil printing machine 1 is wound around the printing drum 3 and a printing process is performed.
- the ink in the printing drum 3 is consumed, and the ink sensor in the printing drum 3 detects the ink.
- the ink supply pump 21 operates again, and the ink in the ink container 4 is discharged into the printing drum 3.
- the remaining amount calculating means 22 reads out the ink remaining amount and the correction rate stored in the storage means 5, calculates the ink ejection amount in the same manner as described above, and The remaining amount of ink in the ink container 4 is calculated again by subtracting it from the remaining amount of ink read from the storage means 5 and stored in the memory 24 and stored in the storage means 5 of the ink container 4 again.
- the type of ink is acquired, the ejection amount per unit rotation is corrected based on the acquired ink type, and the remaining amount is determined based on the corrected ejection amount. Since the calculation is performed, an accurate remaining amount can be calculated for each ink container even when ink containers containing different types of ink are used.
- the correction rate is stored in the storage unit 5 of the ink container 4.
- the storage unit 5 stores the ink type data
- the remaining amount calculation unit 22 stores the ink.
- a table in which types and correction rates are associated with each other is stored, and the remaining amount calculation means 2 2 may read out the ink type data stored in the storage means 5 and determine the correction rate by referring to the table.
- the ink discharge amount is calculated by the remaining amount calculating means 22 based on the number of rotations of the drive motor of the ink supply pump 21, but a timer is provided in the remaining amount calculating means 22.
- the operation time of the ink supply pump 21 may be measured, and the ink discharge amount may be calculated based on the operation time.
- the discharge amount per unit operation time for the standard ink is stored in advance in the remaining amount calculating means 22 and the corrected discharge amount is calculated by multiplying the discharge amount by the correction rate.
- the ink ejection amount may be calculated by multiplying the corrected ejection amount by the operation time measured by the timer.
- the amount of ink ejected from the ink container 4 is calculated based on the operation time of the ink supply pump 21 as described above, the viscosity of the ink changes depending on the operating environment temperature, and the ink becomes Since the load applied to the ink supply pump 21 is different, the ink ejection amount may be different even in the same operation time. Therefore, in addition to providing a temperature detecting means such as a temperature sensor for detecting the operating environment temperature, the remaining amount calculating means 22 is provided with a temperature-dependent correction table as shown in FIG.
- the numerical values 1, 2, and 3 shown in FIG. 4 are parameters indicating the type of ink. This parameter is stored in the storage means 5 of the ink container 4, and is read out when the corrected discharge amount is obtained from the temperature-dependent correction table, and the corrected discharge amount is calculated based on the parameter and the use environment temperature. The quantity can be determined.
- a temperature-dependent correction table in which the use environment temperature and the corrected discharge amount are associated is stored in the storage means 5 of the ink container 4, and the remaining amount calculation means 22 stores the temperature-dependent correction table stored in the storage means 5.
- the corrected ejection amount according to the use environment temperature may be read from the table.
- a temperature-dependent correction table corresponding to the type of the ink may be stored for each ink container 4.
Landscapes
- Inking, Control Or Cleaning Of Printing Machines (AREA)
- Ink Jet (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE60336758T DE60336758D1 (de) | 2003-01-21 | 2003-12-04 | Verfahren und vorrichtung zur berechnung des tintenstandes |
US10/543,052 US7344213B2 (en) | 2003-01-21 | 2003-12-04 | Method and system for calculating ink residue and ink container |
EP03778748A EP1586457B1 (en) | 2003-01-21 | 2003-12-04 | Ink remaining amount calculation method and device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003-11818 | 2003-01-21 | ||
JP2003011818A JP4274412B2 (ja) | 2003-01-21 | 2003-01-21 | インク残量算出方法および装置並びにインク容器 |
Publications (1)
Publication Number | Publication Date |
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WO2004065125A1 true WO2004065125A1 (ja) | 2004-08-05 |
Family
ID=32767301
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2003/015549 WO2004065125A1 (ja) | 2003-01-21 | 2003-12-04 | インク残量算出方法および装置並びにインク容器 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7344213B2 (ja) |
EP (1) | EP1586457B1 (ja) |
JP (1) | JP4274412B2 (ja) |
CN (1) | CN100391748C (ja) |
DE (1) | DE60336758D1 (ja) |
WO (1) | WO2004065125A1 (ja) |
Families Citing this family (14)
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US7448734B2 (en) * | 2004-01-21 | 2008-11-11 | Silverbrook Research Pty Ltd | Inkjet printer cartridge with pagewidth printhead |
US20050157112A1 (en) | 2004-01-21 | 2005-07-21 | Silverbrook Research Pty Ltd | Inkjet printer cradle with shaped recess for receiving a printer cartridge |
JP4727250B2 (ja) * | 2005-02-15 | 2011-07-20 | 東北リコー株式会社 | 孔版印刷装置 |
DE102006032650B3 (de) * | 2006-07-13 | 2007-09-06 | Technotrans Ag | Farbversorgungsvorrichtung für eine Druckmaschine |
US8060304B2 (en) * | 2007-04-04 | 2011-11-15 | Certusview Technologies, Llc | Marking system and method |
US20090110417A1 (en) | 2007-10-29 | 2009-04-30 | Kabushiki Kaisha Toshiba | Image forming apparatus |
JP5635879B2 (ja) * | 2010-11-17 | 2014-12-03 | ヤマハ発動機株式会社 | 付着材料塗布装置 |
US8517504B2 (en) * | 2011-05-16 | 2013-08-27 | Infoprint Solutions Company, Llc | Print head hydration system |
JP6463187B2 (ja) * | 2015-03-27 | 2019-01-30 | 理想科学工業株式会社 | 検出装置及び交換ユニット |
CN108474684A (zh) * | 2016-01-18 | 2018-08-31 | 固瑞克明尼苏达有限公司 | 连续的贮存器液位监测 |
JP6857481B2 (ja) * | 2016-10-13 | 2021-04-14 | 理想科学工業株式会社 | 印刷装置 |
JP7057899B2 (ja) * | 2017-08-29 | 2022-04-21 | ブラザー工業株式会社 | インクジェット記録装置 |
KR20200143115A (ko) | 2019-06-14 | 2020-12-23 | 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. | 토너 리필 카트리지에서의 토너 주입량 검출 |
CN110525054B (zh) * | 2019-09-28 | 2021-09-17 | 深圳市汉森软件有限公司 | 打印机墨量检测方法、装置、设备及存储介质 |
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- 2003-01-21 JP JP2003011818A patent/JP4274412B2/ja not_active Expired - Lifetime
- 2003-12-04 US US10/543,052 patent/US7344213B2/en not_active Expired - Lifetime
- 2003-12-04 EP EP03778748A patent/EP1586457B1/en not_active Expired - Lifetime
- 2003-12-04 WO PCT/JP2003/015549 patent/WO2004065125A1/ja active Application Filing
- 2003-12-04 DE DE60336758T patent/DE60336758D1/de not_active Expired - Lifetime
- 2003-12-04 CN CNB2003801090683A patent/CN100391748C/zh not_active Expired - Lifetime
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Also Published As
Publication number | Publication date |
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EP1586457A4 (en) | 2008-05-28 |
EP1586457B1 (en) | 2011-04-13 |
EP1586457A1 (en) | 2005-10-19 |
US7344213B2 (en) | 2008-03-18 |
JP4274412B2 (ja) | 2009-06-10 |
CN100391748C (zh) | 2008-06-04 |
CN1741908A (zh) | 2006-03-01 |
JP2004223777A (ja) | 2004-08-12 |
US20060109289A1 (en) | 2006-05-25 |
DE60336758D1 (de) | 2011-05-26 |
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