Patent application number | Description | Published |
20110102515 | LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND PIEZOELECTRIC ELEMENT - A piezoelectric element has a first electrode, a piezoelectric layer, and a second electrode. The first electrode is preferentially oriented along the (111) plane in the direction parallel to the film surface and, in the direction perpendicular to the film surface, the sum of the (111) and (200) planes relative to the sum of the (111), (200), and (220) planes is 20% or less in terms of the abundance ratio. | 05-05-2011 |
20110148990 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS - A liquid ejecting head includes a flow channel forming substrate having pressure generation chambers communicating with a nozzle opening and arranged in parallel along a lateral direction. A piezoelectric element is provided on one surface of the flow channel forming substrate in correspondence to the pressure generation chamber, and has a first electrode, a piezoelectric layer provided on the first electrode and a second electrode provided on the piezoelectric layer. In a direction intersecting with the arrangement direction of the pressure generation chambers, in boundaries between an active section that is a substantial driving section and an inactive section that is not a substantial driving section of the piezoelectric layer, the first electrode includes a taper section of which a width is gradually decreased toward the boundary from the active section side. | 06-23-2011 |
20110261120 | LIQUID-EJECTING HEAD, LIQUID-EJECTING APPARATUS, AND PIEZOELECTRIC DEVICE - There is provided a piezoelectric device comprising a first electrode, a piezoelectric layer that is formed above the first electrode, a second electrode that is formed above the piezoelectric layer and a coating layer that is formed above the second electrode consisting of tungsten or titanium. | 10-27-2011 |
20120005871 | METHOD FOR MANUFACTURING PIEZOELECTRIC ELEMENT AND METHOD FOR MANUFACTURING LIQUID EJECTION HEAD - A method for manufacturing a piezoelectric element includes a process for forming a first conductive layer, a process for forming a piezoelectric layer having a region serving as an active region, a process for forming a second conductive layer, which overlaps with the region, a process for forming a third conductive layer, which overlaps with the region, on the second conductive layer, a process for forming an opening portion that divides the third conductive layer into a first portion and a second portion, a process for forming a resist layer that covers the opening portion and a peripheral portion at the side of the opening portion of the first portion and the second portion; a process for etching the third conductive layer to form a first conductive portion and a second conductive portion, and a process for etching the second conductive layer to form a third conductive portion. | 01-12-2012 |
20120007929 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS - A liquid ejecting head comprising: a pressure chamber substrate where pressure chambers that communicates with nozzle holes are provided, and a piezoelectric element including a first conductive layer, a piezoelectric material layer, and a second conductive layer, wherein the piezoelectric element has an overlap area that overlaps the pressure chamber, the first conductive layer, the piezoelectric material layer, and the second conductive layer, wherein the second conductive layers overlap a plurality of the pressure chambers continuously, wherein, the first conductive layer is provided in each of the overlap areas and has an end portion area at one end side of the overlap area in the longitudinal direction, and wherein a width of the end portion area gets narrow in the lateral direction as the end portion area directs to the end of the longitudinal direction. | 01-12-2012 |
20120030915 | MANUFACTURING METHOD OF A PIEZOELECTRIC ELEMENT AND A LIQUID EJECTING HEAD - A manufacturing method of a piezoelectric element includes: forming a first conductive layer upon a substrate; forming a piezoelectric layer upon the first conductive layer; forming a second conductive layer upon the piezoelectric layer; forming a third conductive layer upon the second conductive layer; forming a first portion, a second portion, and an opening portion provided between the first portion and the second portion by patterning the third conductive layer; forming a resist layer that covers the opening portion and covers the edges of the first portion and the second portion that face the opening portion side; and forming a first conductive portion and a second conductive portion configured from the first portion and the second portion, and forming a third conductive portion configured from the second conductive layer, by dry-etching the second conductive layer using the first portion, the second portion, and the resist layer as a mask. | 02-09-2012 |
20140104345 | LIQUID-EJECTING HEAD, LIQUID-EJECTING APPARATUS, AND PIEZOELECTRIC DEVICE - There is provided a piezoelectric device comprising a first electrode, a piezoelectric layer that is formed above the first electrode, a second electrode that is formed above the piezoelectric layer and a coating layer that is formed above the second electrode consisting of tungsten or titanium. | 04-17-2014 |
20140240403 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS - A liquid ejecting head includes a flow channel forming substrate having pressure generation chambers communicating with a nozzle opening and arranged in parallel along a lateral direction. A piezoelectric element is provided on one surface of the flow channel forming substrate in correspondence to the pressure generation chamber, and has a first electrode, a piezoelectric layer provided on the first electrode and a second electrode provided on the piezoelectric layer. In a direction intersecting with the arrangement direction of the pressure generation chambers, in boundaries between an active section that is a substantial driving section and an inactive section that is not a substantial driving section of the piezoelectric layer, the first electrode includes a taper section of which a width is gradually decreased toward the boundary from the active section side. | 08-28-2014 |
20150052715 | METHODS OF MANUFACTURING PIEZOELECTRIC ELEMENT, LIQUID EJECTING HEAD, AND ULTRASONIC TRANSDUCER - A method of manufacturing a piezoelectric element includes a first electrode, a piezoelectric layer, and a second electrode, in which unevenness on one surface of the piezoelectric layer is formed by forming an oxidizable metal layer on the one surface of the piezoelectric layer; aggregating the metal layer by thermal oxidation; and performing isotropic etching on the metal layer aggregated on the one surface of the piezoelectric layer. | 02-26-2015 |
20150077476 | LIQUID-EJECTING HEAD, LIQUID-EJECTING APPARATUS, AND PIEZOELECTRIC DEVICE - There is provided a piezoelectric device comprising a first electrode, a piezoelectric layer that is formed above the first electrode, a second electrode that is formed above the piezoelectric layer and a coating layer that is formed above the second electrode consisting of tungsten or titanium. | 03-19-2015 |
Patent application number | Description | Published |
20080292701 | Orally disintegrable tablets - An orally disintegrable tablet, of the present invention, which comprises (i) fine granules having an average particle diameter of 400 μm or less, which fine granules comprise a composition coated by an enteric coating layer, said composition having 10 weight % or more of an acid-labile physiologically active substance and (ii) an additive, has superior disintegrability or dissolution in the oral cavity so that it can be used for treatment or prevention of various diseases, as an orally disintegrable tablet capable of being administered to the aged or children and easily administered without water. Also, because the tablet of the present invention contains fine granules having the average particle diameter such that it will not impart roughness in mouth, it can be administered easily without discomfort at the administration. | 11-27-2008 |
20110081412 | ORALLY DISINTEGRABLE TABLETS - An orally disintegrable tablet, of the present invention, which comprises (i) fine granules having an average particle diameter of 400 μm or less, which fine granules comprise a composition coated by an enteric coating layer, said composition having 10 weight % or more of an acid-labile physiologically active substance and (ii) an additive, has superior disintegrability or dissolution in the oral cavity so that it can be used for treatment or prevention of various diseases, as an orally disintegrable tablet capable of being administered to the aged or children and easily administered without water. Also, because the tablet of the present invention contains fine granules having the average particle diameter such that it will not impart roughness in mouth, it can be administered easily without discomfort at the administration. | 04-07-2011 |
20140271856 | ORALLY DISINTEGRABLE TABLETS - An orally disintegrable tablet, of the present invention, which comprises (i) fine granules having an average particle diameter of 400 μm or less, which fine granules comprise a composition coated by an enteric coating layer, said composition having 10 weight % or more of an acid-labile physiologically active substance and (ii) an additive, has superior disintegrability or dissolution in the oral cavity so that it can be used for treatment or prevention of various diseases, as an orally disintegrable tablet capable of being administered to the aged or children and easily administered without water. Also, because the tablet of the present invention contains fine granules having the average particle diameter such that it will not impart roughness in mouth, it can be administered easily without discomfort at the administration. | 09-18-2014 |
Patent application number | Description | Published |
20090187619 | RECORDING MEDIUM HAVING DISTRIBUTED PROCESSING PROGRAM STORED THEREIN, DISTRIBUTED PROCESSING DEVICE AND DISTRIBUTED PROCESSING METHOD - A computer executes a distributed processing program. The computer is a master computer that uses communicable worker computers to execute distributed processing on plural jobs. The computer determines an allocation destination of the jobs from the worker computers. The computer calculates the number of jobs to be allocated to the allocation destination based on the processing performance and the communication time (delay time) taken for communications with a worker computer. The computer generates a job group to be allocated to the allocation destination on the basis of a calculation result obtained. The computer transmits a processing request of the generated job group to the allocation destination. | 07-23-2009 |
20090187907 | RECORDING MEDIUM IN WHICH DISTRIBUTED PROCESSING PROGRAM IS STORED, DISTRIBUTED PROCESSING APPARATUS, AND DISTRIBUTED PROCESSING METHOD - A master calculator assigns a series of processing groups to a communicable worker calculator. The master receives information about an execution time and a waiting time from the worker calculator for the series of processing groups. The computer acquires the time elapsed between transmitting the processing group transmitted to the worker calculator and receiving the execution result of the processing group from the worker calculator. The master calculates the communication time required for communication with the worker calculator on the basis of the information received and the elapsed time acquired. The master calculates the number of processings to be assigned to the worker calculator on the basis of the communication time calculated. The master generates a processing group to be assigned to the worker calculator on the basis of the number of processings calculated, and transmits the processing group generated to the worker calculator. | 07-23-2009 |
20100050186 | RECORDING MEDIUM STORING SYSTEM ANALYSIS PROGRAM, SYSTEM ANALYSIS APPARATUS AND SYSTEM ANALYSIS METHOD - A system analysis apparatus includes a message reconstruction module which reconstructs observed data and data of which the observation has failed, into messages regarding a request and a response which are communicated on a system. The apparatus includes a message candidate extraction module which compares message rules with the reconstructed messages, and extracts messages in the message rules which are identical to the reconstructed messages, from the messages defined in the message rules, as message candidates. The apparatus includes a call relationship extraction module which extracts a call relationship between the message candidates. The apparatus includes a matching module which compares transaction models in which processes in units of transactions on the system have been modeled on the basis of call relationships among the processes on the system, with the extracted call relationship, and selects and determines a transaction model identical to the call relationship. | 02-25-2010 |
20100125550 | COMPUTER-READABLE MEDIUM STORING DATA SHARING PROGRAM, DATA SHARING METHOD, AND DATA SHARING PROCESSOR - Each of plurality of nodes connected to each other via a network includes a local instance processor and a user application processor. The local instance processor executes a data sharing method for accessing shared data. The data sharing method includes: storing a value of first shared data with a function identifier of an update function upon receiving a registration request, wherein the update function is commutative and idempotent; updating the stored value of the first shared data to a first update value in accordance with an execution result of the update function upon receiving an update request; returning a completion message upon updating the stored value of the first shared data stored in the first node; and transmitting a first reflection request to a second node upon updating the stored value of the first shared data stored in the first node. | 05-20-2010 |
20100153571 | RECORDING MEDIUM STORING TRANSACTION MODEL GENERATION SUPPORT PROGRAM, TRANSACTION MODEL GENERATION SUPPORT COMPUTER, AND TRANSACTION MODEL GENERATION SUPPORT METHOD - A computer supports generating a model of transactions in which services are processed in multiple layers. The computer refers to start times and end times of processings, which are invoked and generated from another processing in the services, of the same server to calculate time intervals between the processings. The computer generates possible thresholds indicating thresholds that are possible criteria for grouping the processings according to the time intervals between the processings. The computer puts together, for each of the generated possible thresholds, consecutive processings, in which the time intervals between the processings are equal to or smaller than the possible threshold, into the same group to generate a group that the processings belong to. The computer divides a group, among the generated groups, without a processing serving as an invoker into processing-by-processing groups. The computer determines the possible threshold with the least number of groups as the threshold. | 06-17-2010 |
20110191778 | COMPUTER PROGRAM, METHOD, AND APPARATUS FOR GROUPING TASKS INTO SERIES - In an apparatus for generating a series, a task discrimination unit identifies a task executed on a first device and tasks executed on a second device, on the basis of messages exchanged between those devices. A memory stores models defining caller-callee relationships between caller tasks on the first device and callee tasks on the second device. A series grouping unit produces a series of tasks from a callee-eligible sequence of tasks executed on the second device during a processing time of the identified task on the first device. The series grouping unit achieves this by selecting one of the models that defines the identified task on the first device as a caller task and extracting a portion of the callee-eligible sequence that matches at least in part with the callee tasks defined in the selected model while excluding therefrom the tasks that cannot be the callee tasks. | 08-04-2011 |
20120030155 | MODEL GENERATING DEVICE AND MODEL GENERATING METHOD - A model generating device acquires event information including a time when execution of an event is started, a time when execution of the event is finished, and the type of the event. The model generating device assumes model candidates each showing a relationship between an event and another event triggered by the former event on the basis of the acquired event information, and makes a combination of the assumed model candidates. The model generating device searches the assumed model candidates to find a candidate that matches an existing model. The model generating device withdraws the model candidate searched for from the combination of the model candidates, and withdraws a candidate that is to be withdrawn from the combination of the model candidates in association with withdrawal of the model candidate found as a result of the search, thereby updating the combination of the model candidates. The model generating device thereafter generates a new model on the basis of the updated combination of the model candidates. | 02-02-2012 |
20130132450 | NODE DETERMINING PROGRAM, NODE DETERMINING APPARATUS, AND NODE DETERMINING METHOD - A computer-readable recording medium storing a program causing a processor to execute an operation, the operation includes associating a mathematical function of which a domain includes a key to uniquely specify data to be stored, with each node; associating an index value indicating an amount of the data, with each node; substituting the key in the mathematical function to calculate a value of the mathematical function; substituting the value of the mathematical function and the index value in a weighting function, of which a domain includes the value of the mathematical function and the index value, and in which a size relationship of values of the weighting function is defined in a range of the weighting function, to calculate a value of the weighting function for every node; determining a node in which the data is to be stored, based on the size relationship; and outputting the node. | 05-23-2013 |
20140059063 | EVALUATION METHOD AND INFORMATION PROCESSING APPARATUS - A memory stores a plurality of data objects and their respective evaluation scores. A processor is configured to update, in response to an update made to a first data object, evaluation values of one or more second data objects linked from at least the first data object, based on the evaluation score of the first data object. In response to a reference request for one data object, the processor determines the evaluation score of the requested data object, based on the evaluation scores of one or more third data objects having a link to the requested data object. | 02-27-2014 |
20150046385 | DATA ACCESS ANALYSIS APPARATUS, DATA ACCESS ANALYSIS METHOD, AND RECORDING MEDIUM - A computer-readable non-transitory recording medium having stored therein a data analyzing program that causes a computer to execute a process. The process includes acquiring a transition matrix of data access based on a data access record of the data access; calculating an entropy rate for each of transition counts by using the transition matrix; determining mutual relevance of the data access based on the entropy rate; and storing data related to the data access on a disk, allocation of the data on the disk being determined by the mutual relevance of the data access. | 02-12-2015 |
20150106570 | CACHE METHOD AND CACHE APPARATUS - A cache apparatus stores part of a plurality of accessible data blocks into a cache area. A calculation part calculates, for each pair of data blocks of the plurality of data blocks, an expected value of the number of accesses made after one of the data blocks is accessed until the other of the data blocks is accessed, on the basis of a probability that when each of the plurality of data blocks is accessed, each data block that is likely to be accessed next is accessed next. When a data block is read from outside the cache area, a determination part determines a data block to be discarded from the cache area, on the basis of the expected value of the number of accesses made after the read data block is accessed until each of the plurality of data blocks is accessed. | 04-16-2015 |
20150186048 | DATA ARRANGEMENT CONTROL METHOD AND DATA ARRANGEMENT CONTROL APPARATUS - An operation unit updates grouping information about grouping of data sets stored in a storage device, based on access information about access to data stored in the storage device and memory loading information about data loaded and held in a memory according to access to data stored in the storage device. The operation unit updates data arrangement in the storage device according to the updating of the grouping information. In the updating of the grouping information, the operation unit updates the grouping information based on relationship information between data sets according to the access information. | 07-02-2015 |
Patent application number | Description | Published |
20100013244 | LOCK SYSTEM - A lock system is provided which is made to facilitate connecting work of a slide pin with a cam member and reduce looseness in the connected state. | 01-21-2010 |
20100097463 | MONITORING UNIT CONTROL SYSTEM - A surveillance device control system is provided which can continue the system operation between a control terminal and a surveillance device even if an authentication server has gone down and cannot authenticate the control terminal to give it access permission. In the surveillance device control system ( | 04-22-2010 |
20110128383 | MONITORING SYSTEM - In a monitoring system, a plurality of monitoring devices for performing a sequence operation of sequentially switching images output from a plurality of cameras are connected. Each of the monitoring devices includes: an address information collection unit configured to collect address information of other cascaded monitoring devices when the sequence operation of an own device is started; a storage unit configured to store the address information collected by the address information collection unit; and a command transmission unit configured to determine a next address from the address information stored in the storage unit and to transmit a command for starting the sequence operation to one of the other monitoring devices which has the determined next address when the sequence operation of the own device is terminated. | 06-02-2011 |
20110174027 | SIDE-LOCK DEVICE - A pair of left and right slide pins | 07-21-2011 |
20110309642 | Lock apparatus - According to one embodiment, there is provided a lock apparatus, including: a stationary member; a handle rotatably connected to the stationary member via a handle rotating shaft, the handle having a first member; and a damper having a rotor rotatably connected to the stationary member and a second member fixed to the rotor, wherein the first member and the second member are interlocked with each other through a slit and a projection, the slit being provided in either of the first and second members, the projection being provided on the other of the first and second members so as to loosely fit in the slit. | 12-22-2011 |
Patent application number | Description | Published |
20110148991 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS - A liquid ejecting head includes a flow channel forming substrate having a pressure generation chamber communicating with a nozzle opening and arranged in parallel along a lateral direction. A piezoelectric element is provided on one surface of the flow channel forming substrate in correspondence to the pressure generation chamber, and has a first electrode, a piezoelectric layer provided on the first electrode and a second electrode provided on the piezoelectric layer. In a direction intersecting with the arrangement direction of the pressure generation chamber, in boundaries between an active section that is a substantial driving section and an inactive section that is not a substantial driving section of the piezoelectric layer of the first electrode, an opening group is provided including at least one opening in the active section and the inactive section. | 06-23-2011 |
20120007928 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS - A liquid ejecting head comprising: a pressure generating chamber substrate having pressure generating chambers; and a piezoelectric element including first conductive layer, piezoelectric layer, and a second conductive layer provided above the pressure generating chamber substrate, wherein the piezoelectric element includes overlapped areas where the pressure generating chamber and the piezoelectric element overlap one another in plan view, the first conductive layer has a longitudinal direction in a first direction and a second direction orthogonal to the first direction and are provided for each of the overlapped areas, the second conductive layer is provided continuously so as to overlap with a plurality of the pressure generating chambers and includes end areas on the side of the ends of the overlapped areas in the first direction, and the end areas are each reduced in width in the second direction as it goes toward the end in the first direction. | 01-12-2012 |
20140267511 | LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, PIEZOELECTRIC ELEMENT, AND METHOD FOR MANUFACTURING PIEZOELECTRIC ELEMENT - A flow channel substrate includes pressure chambers, and the pressure chambers communicate with nozzle openings. Piezoelectric elements located on either side of the flow channel substrate include a first electrode, a piezoelectric layer, and a second electrode. The piezoelectric layer contains lead, titanium, and zirconium. The second electrode includes a first layer on the piezoelectric layer side and a second layer on the side of the first layer opposite the piezoelectric layer. The second electrode also includes projections. The projections are aggregates of the lead originating in the piezoelectric layer, and the projections stick out of the surface of the second electrode opposite the piezoelectric layer. | 09-18-2014 |
Patent application number | Description | Published |
20120310648 | NAME IDENTIFICATION RULE GENERATING APPARATUS AND NAME IDENTIFICATION RULE GENERATING METHOD - A name identification rule generating method, includes: generating an abstract syntax tree by removing a portion of an input sentence unrelated to a process in analysis of syntax of the input sentence by a computer; setting, in generating the abstract syntax tree, nodes corresponding to a plurality of arguments at the same layer; and generating, in generating the abstract syntax tree, a first character string pattern including a second character string corresponding to a node of the abstract syntax tree where a number of types of terminal symbols on the node is equal to or smaller than a certain multiple of a number of types of processes that call the input sentence. | 12-06-2012 |
20140214896 | INFORMATION PROCESSING APPARATUS AND METHOD FOR DETERMINING TIMECORRECTION VALUES - A first memory stores requester event records describing events that occurred in relation to processes executed in a first server. A second memory stores requestee event records describing events that occurred in relation to processes executed in a second server in response to execution requests issued from the first server. An associating unit searches the first and second memories for requester event records and requestee event records whose transaction identifiers are identical and associates the found records together. A determining unit compares the associated event records with each other in terms of their time information. Based on this comparison, the determining unit determines a correction value for correcting time differences between requester event records in the first memory and requestee event records in the second memory. | 07-31-2014 |
20140282492 | INFORMATION PROCESSING APPARATUS AND INFORMATION PROCESSING METHOD - A processor obtains a plurality of commands executed in an installation of software on an information processing apparatus, and obtains information affected by execution of the plurality of commands in an operating environment of the information processing apparatus. The processor extracts, according to the affected information, a plurality of commands related to generation of a plurality of files or a plurality of processes that are present when the installation ends normally, and outputs the extracted commands. | 09-18-2014 |
20140297852 | INFORMATION PROCESSING APPARATUS AND METHOD THEREFOR - A first memory unit stores requester event information pieces each including time information indicating an occurrence time of an event associated with a process executed by a first server. A second memory unit stores request-destination event information pieces each including time information indicating an occurrence time of an event associated with a process executed by a second server in response to a request from the first server. A determining unit determines, for each request-destination event information piece, a correction allowable range of the time information by comparing the time information of the request-destination event information pieces with that of the requester event information pieces. A generating unit generates an information set by extracting, from the request-destination event information pieces arranged in chronological order according to the time information, chronologically consecutive request-destination event information pieces whose correction allowable ranges include a common value. | 10-02-2014 |
20140366026 | RECORDING MEDIUM STORING TRANSACTION RESUMING PROGRAM, INFORMATION PROCESSING APPARATUS AND TRANSACTION RESUMING METHOD - Upon receiving a packet addressed to a virtual machine, a virtual switch connected to the virtual machine forwards the packet to the virtual machine, stores the received packet, the packet being related to an uncompleted transaction in the first storing unit in association with the uncompleted transaction, in response to an instruction for restoring the virtual machine, stops the forwarding of the packet to the virtual machine, and in response to the completion of the restoring of the virtual machine, upon receiving an instruction for resuming the forwarding, transmits one or a plurality of packets stored in the first storing unit in association with the uncompleted transaction to the virtual machine. | 12-11-2014 |
Patent application number | Description | Published |
20140008921 | LOCKING DEVICE FOR CLOSING-OPENING MEMBER - An openable/closable member locking device includes a mounting base, a pivot, a rotor which is mounted rotatably on the mounting base, a pair of arms, a pair of sliding pins having proximal end portions connected to the arms and distal end portions to be inserted into and dislocated from engagement holes, a torsion coil spring which rotationally urges the rotor such that the sliding pins are inserted into the engagement holes, and a lock release unit which moves the sliding pins against an urging force of the torsion coil spring such that they are dislocated from the engagement holes, and a guide portion is provided which causes the sliding pins to slide straight along a lengthwise direction thereof. | 01-09-2014 |
20140150505 | LOCK APPARATUS FOR OPENING/CLOSING MEMBER - A lock apparatus includes a housing, a rotor having a bearing portion, rods, a return spring, and a knob having a holding portion and a presser element. The presser element is formed so as to overlap the bearing portion with a predetermined overlap width. When the rods are kept engaged with the engagement portions, a rotating center of the knob is positioned closer to the holding portion than a contact point between the bearing portion and the presser element. | 06-05-2014 |
20150028602 | LOCK DEVICE FOR OPENING/CLOSING DEVICE - A lock device for an opening/closing device, provided with: lock sections located on both sides of the lid; a pair of link rods provided with hook sections provided at the front ends of the pair of link rod; pressing means for pressing the hook sections in the direction in which the hook sections engage with the lock sections; a pusher for sliding the hook sections in the direction in which the hook sections do not engage with the lock sections; pressing members disposed on both sides of an opening and pressing the lid in the direction in which the lid opens; and a holding lever and a holding protrusion which hold the hook sections in a state in which the hook sections do not engage with the lock sections. | 01-29-2015 |
Patent application number | Description | Published |
20130194353 | LIQUID EJECTION HEAD AND LIQUID EJECTION APPARATUS - A liquid ejection head includes a substrate in which a pressure generating chamber that communicates with a nozzle opening is formed; and a piezoelectric element having a piezoelectric layer, a first electrode that is formed on a surface of the piezoelectric layer on a side of the substrate so as to correspond to the pressure generating chamber, and a second electrode that is formed on a surface of the piezoelectric layer opposite to the side on which the first electrode is formed so as to extend over a plurality of the pressure generating chambers, wherein the second electrode is formed to extend to an outside of the pressure generating chamber in a longitudinal direction of the pressure generating chamber. | 08-01-2013 |
20140210916 | LIQUID EJECTION HEAD AND LIQUID EJECTION APPARATUS - A liquid ejection head includes a substrate in which a pressure generating chamber that communicates with a nozzle opening is formed; and a piezoelectric element having a piezoelectric layer, a first electrode that is formed on a surface of the piezoelectric layer on a side of the substrate so as to correspond to the pressure generating chamber, and a second electrode that is formed on a surface of the piezoelectric layer opposite to the side on which the first electrode is formed so as to extend over a plurality of the pressure generating chambers, wherein the second electrode is formed to extend to an outside of the pressure generating chamber in a longitudinal direction of the pressure generating chamber. | 07-31-2014 |
20150085024 | LIQUID EJECTION HEAD AND LIQUID EJECTION APPARATUS - A liquid ejection head includes a substrate in which a pressure generating chamber that communicates with a nozzle opening is formed; and a piezoelectric element having a piezoelectric layer, a first electrode that is formed on a surface of the piezoelectric layer on a side of the substrate so as to correspond to the pressure generating chamber, and a second electrode that is formed on a surface of the piezoelectric layer opposite to the side on which the first electrode is formed so as to extend over a plurality of the pressure generating chambers, wherein the second electrode is formed to extend to an outside of the pressure generating chamber in a longitudinal direction of the pressure generating chamber. | 03-26-2015 |