JP2017154507A5 - Liquid storage unit and liquid ejecting apparatus - Google Patents

Liquid storage unit and liquid ejecting apparatus Download PDF

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JP2017154507A5
JP2017154507A5 JP2017120251A JP2017120251A JP2017154507A5 JP 2017154507 A5 JP2017154507 A5 JP 2017154507A5 JP 2017120251 A JP2017120251 A JP 2017120251A JP 2017120251 A JP2017120251 A JP 2017120251A JP 2017154507 A5 JP2017154507 A5 JP 2017154507A5
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storage chamber
liquid
pressure
displacement
flexible member
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JP6399156B2 (en
JP2017154507A (en
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Claims (12)

液体噴射ヘッドに供給する液体を貯留可能であり、可撓性部材の変位により前記液体を貯留する容積が変化する第1の貯留室及び第2の貯留室と、
前記第1の貯留室の前記可撓性部材に対して圧力を付加する第1の圧力付加手段と、
前記第2の貯留室の前記可撓性部材に対して圧力を付加する第2の圧力付加手段と、を備え、
前記第1の貯留室と前記第2の貯留室とは連通しており、
前記第1の圧力付加手段が前記第1の貯留室に付加する前記圧力と、前記第2の圧力付加手段が前記第2の貯留室に付加する前記圧力と、は異なることを特徴とする液体貯留部
A first storage chamber and a second storage chamber that are capable of storing a liquid to be supplied to the liquid ejecting head, and in which a volume for storing the liquid changes due to a displacement of the flexible member;
First pressure applying means for applying pressure to the flexible member of the first storage chamber;
Second pressure applying means for applying pressure to the flexible member of the second storage chamber,
The first storage chamber and the second storage chamber communicate with each other,
The liquid applied by the first pressure applying unit to the first storage chamber is different from the pressure applied by the second pressure applying unit to the second storage chamber. Reservoir .
前記第1の圧力付加手段が付加する前記圧力は、前記第2の圧力付加手段が付加する前記圧力よりも大きいことを特徴とする請求項1に記載の液体貯留部The liquid reservoir according to claim 1, wherein the pressure applied by the first pressure applying unit is greater than the pressure applied by the second pressure applying unit . 前記第1の貯留室の外側に設けられ、前記第1の貯留室の前記可撓性部材の変位に伴って変位する第1変位部と、
前記第1の貯留室の前記可撓性部材側に前記第1変位部を付勢する第1付勢部材と、
を更に備えることを特徴とする請求項1または請求項2に記載の液体貯留部
A first displacement portion that is provided outside the first storage chamber and is displaced in accordance with the displacement of the flexible member of the first storage chamber;
A first biasing member that biases the first displacement portion toward the flexible member of the first storage chamber;
The liquid storage part according to claim 1 , further comprising:
前記第1変位部の変位を検出する変位センサを更に備えることを特徴とする請求項に記載の液体貯留部。 The liquid storage unit according to claim 3 , further comprising a displacement sensor that detects a displacement of the first displacement unit. 前記液体を噴射する前記液体噴射ヘッドと、
請求項1から請求項4のうち何れか一項に記載の液体貯留部と、
を備えることを特徴とする液体噴射装置。
The liquid ejecting head for ejecting the liquid;
The liquid storage part according to any one of claims 1 to 4,
A liquid ejecting apparatus comprising:
液体を噴射する液体噴射ヘッドと、
液体収容部の前記液体を前記液体噴射ヘッドに供給する供給流路と、
前記供給流路の途中に設けられ、前記液体噴射ヘッドに供給する前記液体を貯留可能であるとともに、可撓性部材の変位により前記液体を貯留する容積が変化する第1の貯留室及び第2の貯留室と、
前記第1の貯留室の前記可撓性部材に対して圧力を付加する第1の圧力付加手段と、
前記第2の貯留室の前記可撓性部材に対して圧力を付加する第2の圧力付加手段と、を備え、
前記第1の貯留室と前記第2の貯留室とは連通しており、
前記第1の圧力付加手段が前記第1の貯留室に付加する前記圧力と、前記第2の圧力付加手段が前記第2の貯留室に付加する前記圧力と、は異なることを特徴とする液体噴射装置。
A liquid ejecting head for ejecting liquid;
A supply flow path for supplying the liquid in the liquid container to the liquid jet head;
A first storage chamber and a second storage chamber, which are provided in the middle of the supply flow path, can store the liquid supplied to the liquid jet head, and change the volume for storing the liquid by displacement of a flexible member. Storage chambers,
First pressure applying means for applying pressure to the flexible member of the first storage chamber;
Second pressure applying means for applying pressure to the flexible member of the second storage chamber,
The first storage chamber and the second storage chamber communicate with each other,
And the pressure of the first pressure adding means adds to said first storage chamber, and the pressure which the second pressure adding means adds to said second storage chamber and you being different from liquid body injection system.
前記第1の圧力付加手段が付加する前記圧力は、前記第2の圧力付加手段が付加する前記圧力よりも大きいことを特徴とする請求項に記載の液体噴射装置。 The liquid ejecting apparatus according to claim 6 , wherein the pressure applied by the first pressure applying unit is greater than the pressure applied by the second pressure applying unit. 前記第1の貯留室の外側に設けられ、前記第1の貯留室の前記可撓性部材の変位に伴って変位する第1変位部と、
前記第1の貯留室の前記可撓性部材側に前記第1変位部を付勢する第1付勢部材と、
を更に備えることを特徴とする請求項6または請求項7に記載の液体噴射装置。
A first displacement portion that is provided outside the first storage chamber and is displaced in accordance with the displacement of the flexible member of the first storage chamber;
A first biasing member that biases the first displacement portion toward the flexible member of the first storage chamber;
The liquid ejecting apparatus according to claim 6 , further comprising:
前記第1変位部の変位を検出する第1変位センサを更に備えることを特徴とする請求項に記載の液体噴射装置。 The liquid ejecting apparatus according to claim 8 , further comprising a first displacement sensor that detects a displacement of the first displacement portion . 前記第1の貯留室は、前記第2の貯留室よりも上流側に設けられていることを特徴とする請求項6から請求項9のうち何れか一項に記載の液体噴射装置。 10. The liquid ejecting apparatus according to claim 6, wherein the first storage chamber is provided upstream of the second storage chamber . 11. 前記第2の圧力付加手段が付加する圧力は、前記液体噴射ヘッドが前記液体を噴射するために必要な供給圧力よりも大きいことを特徴とする請求項6から請求項10のうち何れか一項に記載の液体噴射装置。 The pressure of the second pressure adding means for adding the either one of claims 10 claim 6, wherein the greater than the supply pressure required to the liquid ejecting head ejects the liquid The liquid ejecting apparatus according to 1. 前記第2の貯留室の外側に設けられ、前記第2の貯留室の前記可撓性部材の変位に伴って変位する第2変位部と、
前記第2の貯留室の前記可撓性部材側に前記第2変位部を付勢する第2付勢部材と、
前記第2変位部の変位を検知する第2変位センサと、
を更に備えることを特徴とする請求項6から請求項10のうち何れか一項に記載の液体噴射装置。
A second displacement portion that is provided outside the second storage chamber and is displaced in accordance with the displacement of the flexible member of the second storage chamber;
A second biasing member that biases the second displacement portion toward the flexible member of the second storage chamber;
A second displacement sensor for detecting a displacement of the second displacement portion;
The liquid ejecting apparatus according to claim 6, further comprising:
JP2017120251A 2017-06-20 2017-06-20 Liquid storage unit and liquid ejecting apparatus Active JP6399156B2 (en)

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JP2017120251A JP6399156B2 (en) 2017-06-20 2017-06-20 Liquid storage unit and liquid ejecting apparatus

Related Parent Applications (1)

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JP2014216238A Division JP6488634B2 (en) 2014-10-23 2014-10-23 Liquid ejector

Publications (3)

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JP2017154507A JP2017154507A (en) 2017-09-07
JP2017154507A5 true JP2017154507A5 (en) 2017-10-19
JP6399156B2 JP6399156B2 (en) 2018-10-03

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JP2005096152A (en) * 2003-09-22 2005-04-14 Konica Minolta Holdings Inc Inkjet printer
EP1691177A1 (en) * 2005-02-11 2006-08-16 Mutoh Europe N.V. System for identifying an ink and detecting the level of said ink in a tank with capacitive sensors
JP4707498B2 (en) * 2005-08-12 2011-06-22 株式会社リコー Recording liquid container and image forming apparatus
JP2011101998A (en) * 2009-11-11 2011-05-26 Canon Inc Inkjet recorder

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