JP2007118265A5 - - Google Patents

Download PDF

Info

Publication number
JP2007118265A5
JP2007118265A5 JP2005310852A JP2005310852A JP2007118265A5 JP 2007118265 A5 JP2007118265 A5 JP 2007118265A5 JP 2005310852 A JP2005310852 A JP 2005310852A JP 2005310852 A JP2005310852 A JP 2005310852A JP 2007118265 A5 JP2007118265 A5 JP 2007118265A5
Authority
JP
Japan
Prior art keywords
common electrode
electrode
pressure generating
liquid ejecting
vicinity
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
JP2005310852A
Other languages
Japanese (ja)
Other versions
JP4780293B2 (en
JP2007118265A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2005310852A priority Critical patent/JP4780293B2/en
Priority claimed from JP2005310852A external-priority patent/JP4780293B2/en
Publication of JP2007118265A publication Critical patent/JP2007118265A/en
Publication of JP2007118265A5 publication Critical patent/JP2007118265A5/ja
Application granted granted Critical
Publication of JP4780293B2 publication Critical patent/JP4780293B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Claims (4)

隔壁によって区画された複数の圧力発生室と、
該圧力発生室に振動板を介して設けられた共通電極と、圧電体層と、個別電極と、を備える圧電素子と、を具備し、
前記共通電極の端部が、前記圧力発生室の長手方向で当該圧力発生室の端部よりも内側に位置し、
前記共通電極の各隔壁に対向する領域の一方の端部近傍には、一端側が当該共通電極と電気的に接続される接続配線が設けられ、
複数の接続配線は、一部が外部配線と接続される共通リード電極と、残りが前記共通電極の端部近傍のみに設けられるダミー電極と、から構成され、
前記ダミー電極を構成する前記接続配線が、前記圧力発生室の長手方向端部よりも外側まで延設されていることを特徴とする液体噴射ヘッド。 A plurality of pressure generating chambers partitioned by a partition;
A piezoelectric element including a common electrode provided in the pressure generation chamber via a diaphragm , a piezoelectric layer, and an individual electrode ;
The end of the common electrode is positioned inside the end of the pressure generating chamber in the longitudinal direction of the pressure generating chamber,
In the vicinity of one end of the region facing each partition wall of the common electrode, a connection wiring that is electrically connected to the common electrode at one end side is provided.
The plurality of connection wirings are composed of a common lead electrode, a part of which is connected to the external wiring, and a dummy electrode provided only in the vicinity of the end of the common electrode,
The liquid ejecting head according to claim 1, wherein the connection wiring constituting the dummy electrode extends to the outside of the longitudinal end portion of the pressure generating chamber . 各隔壁に対向する領域の前記共通電極の他方の端部近傍にも前記接続配線が設けられていることを特徴とする請求項１に記載の液体噴射ヘッド。 The liquid ejecting head according to claim 1 , wherein the connection wiring is also provided near the other end of the common electrode in a region facing each partition wall. 前記共通電極の他方の端部の外側には、前記圧力発生室の並設方向に沿って設けられて前記圧力発生室の並設方向の前記流路形成基板の端部近傍で前記共通電極と接続される配線電極が設けられ、前記共通電極の他方の端部近傍に設けられる前記接続配線の少なくとも１本が、前記配線電極と電気的に接続されていることを特徴とする請求項２に記載の液体噴射ヘッド。 Outside the other end of the common electrode, the common electrode is provided along the direction in which the pressure generating chambers are arranged side by side with the common electrode in the vicinity of the end of the flow path forming substrate in the direction in which the pressure generating chambers are arranged. wiring electrodes to be connected is provided, wherein the common electrode and the other end portion at least one of the connection wiring is provided in the vicinity of, the claim 2, characterized in that connected the wiring electrode electrically The liquid ejecting head described. 請求項１〜３の何れか一項に記載の液体噴射ヘッドを具備することを特徴とする液体噴射装置。 A liquid ejecting apparatus comprising the liquid ejecting head according to any one of claims 1 to 3.
JP2005310852A 2005-10-26 2005-10-26 Liquid ejecting head and liquid ejecting apparatus Expired - Fee Related JP4780293B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005310852A JP4780293B2 (en) 2005-10-26 2005-10-26 Liquid ejecting head and liquid ejecting apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005310852A JP4780293B2 (en) 2005-10-26 2005-10-26 Liquid ejecting head and liquid ejecting apparatus

Publications (3)

Publication Number Publication Date
JP2007118265A JP2007118265A (en) 2007-05-17
JP2007118265A5 true JP2007118265A5 (en) 2008-11-13
JP4780293B2 JP4780293B2 (en) 2011-09-28

Family

ID=38142640

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005310852A Expired - Fee Related JP4780293B2 (en) 2005-10-26 2005-10-26 Liquid ejecting head and liquid ejecting apparatus

Country Status (1)

Country Link
JP (1) JP4780293B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5724263B2 (en) 2010-09-16 2015-05-27 株式会社リコー Inkjet head
JP2012153117A (en) * 2011-01-28 2012-08-16 Ricoh Co Ltd Mold, printing plate and method for manufacturing the same, method for forming functional film, inkjet head, and inkjet recording apparatus
JP5760475B2 (en) 2011-02-10 2015-08-12 株式会社リコー Inkjet head

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003127358A (en) * 2001-10-22 2003-05-08 Seiko Epson Corp Ink jet recording head and ink jet recording device
JP2004001431A (en) * 2002-03-25 2004-01-08 Seiko Epson Corp Liquid ejection head and liquid ejector

Similar Documents

Publication Publication Date Title
JP2013158909A5 (en)
JP2012011653A5 (en)
JP2010086498A5 (en)
JP2008273108A5 (en)
EP2803486B1 (en) Inkjet head and method for leading out wiring line of inkjet head
JP2015063140A5 (en) Inkjet head and inkjet recording apparatus
JP2016210070A5 (en)
JP2013014111A5 (en)
JP2007118265A5 (en)
JP5413598B2 (en) Liquid ejecting head and liquid ejecting apparatus
JP2020001307A5 (en) Liquid discharge head, liquid discharge device
JP2016043616A5 (en)
JP2007281033A5 (en)
JP2011029305A (en) Piezoelectric actuator and liquid ejecting head
JP6205837B2 (en) Inkjet head
JP2014226788A (en) Inkjet head
JP2008080741A (en) Liquid jet head and liquid jet apparatus
JP2014226787A (en) Inkjet head
JP2013067166A5 (en)
JP2007261216A5 (en)
JP2011156856A (en) Inkjet print head and manufacturing method thereof
JP2008100382A5 (en)
JP2008094002A5 (en)
JP2019005924A (en) Liquid injection head, liquid injection device, and piezoelectric actuator
JP6111851B2 (en) Inkjet head