JP2009149040A5 - - Google Patents
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- JP2009149040A5 JP2009149040A5 JP2007331118A JP2007331118A JP2009149040A5 JP 2009149040 A5 JP2009149040 A5 JP 2009149040A5 JP 2007331118 A JP2007331118 A JP 2007331118A JP 2007331118 A JP2007331118 A JP 2007331118A JP 2009149040 A5 JP2009149040 A5 JP 2009149040A5
- Authority
- JP
- Japan
- Prior art keywords
- ink
- ink supply
- reservoir
- valve
- flow path
- 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.)
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- 239000007788 liquid Substances 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
Claims (7)
前記複数の吐出部に供給されるインクを貯留し、上部に空気で満たされた空間を有する複数の第１貯留部と、
前記第１貯留部に供給されるインクを貯留し、且つ大気と連通する複数の第２貯留部と、
前記複数の第１貯留部の各々が有する前記空間のうち、少なくとも２つ以上の前記空間を連通させる空気流路と、
前記空気流路に接続され、前記第１貯留部内に負圧を発生させる負圧発生手段と、
一端が前記第１貯留部に接続され、他端が前記第２貯留部に接続される第１インク供給流路と、
前記第２貯留部から前記第１貯留部にインクを供給する、前記インク供給流路に設けられたインク供給手段と、を備え、
前記インク供給手段は、稼動する際に前記第２貯留部から前記第１貯留部にインクを供給し、稼動しない際に前記インク供給流路を遮断することを特徴とするインク供給装置。 An ink supply device that supplies ink to a plurality of ejection units capable of ejecting ink,
A plurality of first reservoirs for storing ink supplied to the plurality of ejection units and having a space filled with air at the top ;
A plurality of second reservoirs that store ink supplied to the first reservoir and communicate with the atmosphere ;
An air flow path for communicating at least two or more of the spaces of each of the plurality of first storage portions;
A negative pressure generating means connected to the air flow path for generating a negative pressure in the first reservoir;
A first ink supply channel having one end connected to the first reservoir and the other end connected to the second reservoir ;
An ink supply means provided in the ink supply channel for supplying ink from the second storage section to the first storage section;
The ink supply device supplies ink from the second reservoir to the first reservoir when operating, and blocks the ink supply channel when not operating .
一端が前記インク供給手段に対して前記供給方向の上流側の前記インク供給流路に接続され、他端が前記インク供給手段に対して前記供給方向の下流側の前記インク供給流路に接続される第２インク供給流路と、
前記第２インク供給流路を開閉することが可能な第１のバルブと、を備えたことを特徴とする請求項１に記載のインク供給装置。 In the supply direction for supplying ink from the second reservoir to the first reservoir,
One end is connected to the ink supply flow path upstream in the supply direction with respect to the ink supply means, and the other end is connected to the ink supply flow path downstream in the supply direction with respect to the ink supply means. A second ink supply channel,
The ink supply device according to claim 1, further comprising: a first valve capable of opening and closing the second ink supply channel.
前記減圧流路を開閉することが可能な第２のバルブと、を備えることを特徴とする請求項３に記載のインク供給装置。 A decompression flow path having one end connected to the air flow path and the other end connected to the negative pressure generating means ;
The ink supply device according to claim 3, further comprising a second valve capable of opening and closing the decompression flow path .
前記吐出部からインクを吐出して記録媒体上に画像を記録する記録動作の場合、前記制御部は、前記第１のバルブを閉じるとともに、前記第２のバルブを開き、前記負圧発生手段を駆動させることにより前記第１貯留部内を負圧にし、
前記吐出部からインクを吐出しない場合、前記制御部は、前記第１のバルブを開くとともに、前記第２のバルブを閉じ、前記負圧発生手段を駆動させないことを特徴とする請求項４に記載のインク供給装置。 A controller for controlling the opening and closing operations of the first valve and the second valve and the driving operation of the negative pressure generating means,
In a recording operation in which an image is recorded on a recording medium by ejecting ink from the ejection unit, the control unit closes the first valve, opens the second valve, and By driving, the inside of the first reservoir is made negative pressure
5. The control unit according to claim 4 , wherein when the ink is not ejected from the ejection unit, the control unit opens the first valve, closes the second valve, and does not drive the negative pressure generating unit. Ink supply device.
前記インク供給装置は、請求項１乃至請求項６のいずれか１項に記載のインク供給装置であることを特徴とするインクジェット記録装置。 An ink jet recording apparatus comprising: a discharge unit that discharges ink; and an ink supply device that supplies ink to the discharge unit,
An ink jet recording apparatus , wherein the ink supply apparatus is the ink supply apparatus according to any one of claims 1 to 6 .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007331118A JP5053068B2 (en) | 2007-12-21 | 2007-12-21 | Ink supply device, inkjet recording device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007331118A JP5053068B2 (en) | 2007-12-21 | 2007-12-21 | Ink supply device, inkjet recording device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009149040A JP2009149040A (en) | 2009-07-09 |
| JP2009149040A5 true JP2009149040A5 (en) | 2011-03-03 |
| JP5053068B2 JP5053068B2 (en) | 2012-10-17 |
Family
ID=40918792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007331118A Expired - Fee Related JP5053068B2 (en) | 2007-12-21 | 2007-12-21 | Ink supply device, inkjet recording device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5053068B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7031422B2 (en) * | 2018-03-26 | 2022-03-08 | 京セラドキュメントソリューションズ株式会社 | Liquid sprayer |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002240310A (en) * | 2001-02-15 | 2002-08-28 | Canon Inc | Ink jet recorder |
| JP2006062330A (en) * | 2004-08-30 | 2006-03-09 | Sharp Corp | Ejection head device, fluid ejecting apparatus, and fluid ejection method |
| JP4687111B2 (en) * | 2005-01-07 | 2011-05-25 | リコープリンティングシステムズ株式会社 | Inkjet recording device |
| JP2007203649A (en) * | 2006-02-03 | 2007-08-16 | Canon Finetech Inc | Inkjet image-forming apparatus |
-
2007
- 2007-12-21 JP JP2007331118A patent/JP5053068B2/en not_active Expired - Fee Related
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