公开(公告)号：US20080278558A1

公开(公告)日：2008-11-13

申请号：US12173617

申请日：2008-07-15

申请人： Toshiya Kojima

发明人： Toshiya Kojima

IPC分类号： B41J2/19

CPC分类号： B41J2/175 ,  B41J2/04508 ,  B41J2/0458 ,  B41J2/04581 ,  B41J2/17596 ,  B41J2/195 ,  B41J2002/14459 ,  B41J2202/07 ,  B41J2202/20 ,  B41J2202/21

摘要： The image forming apparatus comprises: a recording head which discharges droplets of liquid onto a recording medium; a dissolved gas amount estimating device which estimates an amount of dissolved gas contained in the liquid inside the recording head; and a liquid restoring device which carries out restoration processing of the liquid inside the recording head, if an estimated value of the amount of the dissolved gas estimated by the dissolved gas amount estimating device exceeds a prescribed reference value.

摘要翻译： 图像形成装置包括：将液滴滴到记录介质上的记录头; 溶解气体量估计装置，其估计包含在记录头内的液体中的溶解气体的量; 以及如果由溶解气体量估计装置推定的溶解气体的量的估计值超过规定的基准值，则进行记录头内的液体的恢复处理的液体恢复装置。

公开(公告)号：US07407267B2

公开(公告)日：2008-08-05

申请号：US11131192

申请日：2005-05-18

申请人： Katsumi Enomoto ,  Toshiya Kojima

发明人： Katsumi Enomoto ,  Toshiya Kojima

IPC分类号： B41J2/14

CPC分类号： B41J2/14233 ,  B41J2002/14362 ,  B41J2002/14419 ,  B41J2202/12 ,  B41J2202/20 ,  B41J2202/21

摘要： The liquid droplet ejection head comprises: a base plate which has a common supply flow channel formed throughout an entire dimension in a lengthwise direction of the base plate; a plurality of short head modules which are assembled on the base plate to form a long head, each of the plurality of short head modules including ejection ports ejecting droplets of liquid and a liquid flow channel supplying the liquid to the ejection ports from the common supply flow channel; and a positioning mechanism through which the short head modules are detachably installed on the base plate.

摘要翻译： 液滴喷射头包括：基板，其在基板的长度方向上的整个尺寸上形成有共同的供给流路; 多个短头模块，其组装在基板上以形成长头部，多个短头模块中的每一个包括喷射液滴的喷射口和从共同供应源向喷射口供应液体的液体流动通道 流通道 以及定位机构，短头组件通过该定位机构可拆卸地安装在基板上。

公开(公告)号：US07357491B2

公开(公告)日：2008-04-15

申请号：US11374083

申请日：2006-03-14

申请人： Toshiya Kojima

发明人： Toshiya Kojima

IPC分类号： B41J2/045

CPC分类号： B41J2/1637 ,  B41J2/161 ,  B41J2002/14241 ,  B41J2002/14459 ,  B41J2002/14491 ,  B41J2202/18 ,  B41J2202/20

摘要： The liquid ejection head comprises: a plurality of pressure chambers which contain liquid and are arranged in a two-dimensional matrix configuration; a plurality of nozzles which connect to the pressure chambers and eject the liquid; a diaphragm which forms one face of the pressure chambers; a plurality of piezoelectric elements which are formed on a face of the diaphragm reverse to a face thereof adjacent to the pressure chambers, each of the piezoelectric elements corresponding to each of the pressure chambers; a plurality of electrical wires which connect to the piezoelectric elements and extend in a direction substantially perpendicular to the face on which the piezoelectric elements are formed; a sealing member which seals off at least one of the piezoelectric elements and at least one of the electrical wires so that space is formed over a side of the at least one of the piezoelectric elements reverse to a side adjacent to the diaphragm; and a common liquid chamber which supplies the liquid to the pressure chambers and is arranged on a side of the sealing member reverse to a side thereof on which the pressure chambers are arranged.

摘要翻译： 液体喷射头包括：多个压力室，其容纳液体并以二维矩阵构型排列; 连接到压力室并喷射液体的多个喷嘴; 形成压力室的一个面的隔膜; 多个压电元件形成在隔膜的与压力室相邻的表面的表面上，每个压电元件对应于每个压力室; 多个电线，其连接到所述压电元件并且在与形成有所述压电元件的面大致垂直的方向上延伸; 密封构件，其密封至少一个所述压电元件和所述电线中的至少一个，使得在所述至少一个所述压电元件的与所述隔膜相邻的一侧相反的一侧形成空间; 以及公共液体室，其将液体供应到压力室并且布置在密封构件的与其上布置有压力室的一侧相反的一侧。

公开(公告)号：US20080079772A1

公开(公告)日：2008-04-03

申请号：US11905124

申请日：2007-09-27

申请人： Toshiya Kojima

发明人： Toshiya Kojima

IPC分类号： B41J2/165

CPC分类号： B41J2/16585

摘要： The inkjet recording apparatus has: a head which ejects ink droplets; an intermediate transfer body that has an image forming surface including an image forming region on which an image is formed by means of the ink droplets ejected from the head; a movement device which moves the intermediate transfer body in a movement direction; a transfer device which transfers the image formed on the image forming region of the intermediate transfer body to a recording medium; a first cleaning device which is provided in a breadthways direction of the intermediate transfer body that is perpendicular to the movement direction, on an upstream side of the head in terms of the movement direction, and which makes contact with the image forming surface of the intermediate transfer body to wipe off and remove adhering material attached to the intermediate transfer body; a first groove which is provided in the image forming surface of the intermediate transfer body in a direction forming a prescribed angle of α(where 0°

公开(公告)号：US20080007579A1

公开(公告)日：2008-01-10

申请号：US11819141

申请日：2007-06-25

申请人： Gentaro Furukawa ,  Toshiya Kojima

发明人： Gentaro Furukawa ,  Toshiya Kojima

IPC分类号： B41J29/38

CPC分类号： B41J29/38 ,  B41J2/175 ,  B41J2/17556 ,  B41J2/17566 ,  B41J2/17596

摘要： The liquid supply apparatus has: a main tank which stores liquid; a sub tank which is disposed vertically above a recording head configured to eject the liquid and which is not connected to atmosphere, the sub tank being composed of a deformable member so that a volume of the sub tank is changed depending on a volume of the liquid in the sub tank; a first flow channel which connects the main tank with the sub tank; a second flow channel which connects the sub tank with the recording head; a flow rate determination device which determines a flow rate of the liquid in the second flow channel; a first pressure control device which controls an internal pressure of the main tank according to the flow rate determined by the flow rate determination device; and a second pressure control device which controls an internal pressure of the sub tank so as to fall within a prescribed range.

摘要翻译： 液体供给装置具有：储存液体的主容器; 副容器，其布置成垂直设置在记录头上方，用于喷射液体并且不连接到大气，所述副罐由可变形构件组成，使得副罐的体积根据液体的体积而改变 在副坦克中 连接主油箱与副油箱的第一流道; 连接所述副罐与所述记录头的第二流动通道; 流量确定装置，其确定第二流动通道中的液体的流量; 第一压力控制装置，其根据由流量确定装置确定的流量来控制主罐的内部压力; 以及第二压力控制装置，其控制副罐的内部压力落在规定范围内。

公开(公告)号：US07314270B2

公开(公告)日：2008-01-01

申请号：US10950494

申请日：2004-09-28

申请人： Katsumi Enomoto ,  Toshiya Kojima ,  Kazuo Sanada

发明人： Katsumi Enomoto ,  Toshiya Kojima ,  Kazuo Sanada

IPC分类号： B41J2/045 ,  B41J2/155

CPC分类号： B41J2/1637 ,  B41J2/14233 ,  B41J2/161 ,  B41J2/1625 ,  B41J2/1626 ,  B41J2/1632 ,  B41J2/1634 ,  B41J2202/03

摘要： A droplet ejecting apparatus for discharging liquid from nozzles of pressure chambers by supplying liquid from a liquid tank to said pressure chambers and then contracting said pressure chambers by means of piezoelectric elements, comprising: pressure chamber plates forming said pressure chambers, and to which vibration plates forming walls of said pressure chambers are formed integrally; and a common liquid chamber formed in the liquid tank and connected to respective liquid supply ports of the respective pressure chambers through respective flow passages connected to said respective liquid supply ports; wherein the liquid tank and the pressure chamber plates are mutually superimposed in a layered structure, in positions where the flow passages coincide with the liquid supply ports of the pressure chambers.

摘要翻译： 一种液滴喷射装置，用于通过将液体从液体罐供给到所述压力室，然后通过压电元件收缩所述压力室，从压力室的喷嘴排出液体，包括：形成所述压力室的压力室板，并且振动板 所述压力室的形成壁一体形成; 以及公共液体室，形成在所述液体罐中，并且通过连接到所述各个液体供给口的各个流路连接到各个压力室的各个液体供给口; 其特征在于，在所述流路与所述压力室的液体供给口一致的位置，所述液体罐和所述压力室板以层叠结构相互重叠。

公开(公告)号：US20070263040A1

公开(公告)日：2007-11-15

申请号：US11826939

申请日：2007-07-19

申请人： Katsumi Enomoto ,  Toshiya Kojima ,  Kazuo Sanada

发明人： Katsumi Enomoto ,  Toshiya Kojima ,  Kazuo Sanada

IPC分类号： B41J2/045

CPC分类号： B41J2/1637 ,  B41J2/14233 ,  B41J2/161 ,  B41J2/1625 ,  B41J2/1626 ,  B41J2/1632 ,  B41J2/1634 ,  B41J2202/03

摘要： A droplet ejecting apparatus for discharging liquid from nozzles of pressure chambers by supplying liquid from a liquid tank to said pressure chambers and then contracting said pressure chambers by means of piezoelectric elements, comprising: pressure chamber plates forming said pressure chambers, and to which vibration plates forming walls of said pressure chambers are formed integrally; and a common liquid chamber formed in the liquid tank and connected to respective liquid supply ports of the respective pressure chambers through respective flow passages connected to said respective liquid supply ports; wherein the liquid tank and the pressure chamber plates are mutually superimposed in a layered structure, in positions where the flow passages coincide with the liquid supply ports of the pressure chambers.

摘要翻译： 一种液滴喷射装置，用于通过将液体从液体罐供给到所述压力室，然后通过压电元件收缩所述压力室，从压力室的喷嘴排出液体，包括：形成所述压力室的压力室板，并且振动板 所述压力室的形成壁一体形成; 以及公共液体室，形成在所述液体罐中，并且通过连接到所述各个液体供给口的各个流路连接到各个压力室的各个液体供给口; 其特征在于，在所述流路与所述压力室的液体供给口一致的位置，所述液体罐和所述压力室板以层叠结构相互重叠。

公开(公告)号：US07165832B2

公开(公告)日：2007-01-23

申请号：US10947156

申请日：2004-09-23

申请人： Toshiya Kojima

发明人： Toshiya Kojima

IPC分类号： B41J2/07 ,  B41J2/165

CPC分类号： B41J2/16526 ,  B41J2/16523 ,  B41J2/16585 ,  B41J11/007

摘要： The image forming apparatus comprises: an image forming unit which forms an image by discharging droplets from a recording head onto a recording medium; a conveyance belt which conveys the recording medium, a surface of the conveyance belt facing the recording head being treated with a liquid repelling treatment in order to repel the droplets adhering to the surface of the conveyance belt; and a droplet discharge control device which causes the droplets to be deposited in substantially same droplet deposition positions on the surface of the conveyance belt from the recording head when performing a recovery operation for the recording head.

摘要翻译： 图像形成装置包括：图像形成单元，其通过将液滴从记录头喷射到记录介质上而形成图像; 输送记录介质的输送带，面向记录头的输送带的表面用液体排斥处理进行处理，以排斥附着在输送带表面上的液滴; 以及液滴喷射控制装置，当执行记录头的恢复操作时，使液滴从记录头在输送带的表面上以基本相同的液滴沉积位置沉积。

公开(公告)号：US20050259127A1

公开(公告)日：2005-11-24

申请号：US11131192

申请日：2005-05-18

申请人： Katsumi Enomoto ,  Toshiya Kojima

发明人： Katsumi Enomoto ,  Toshiya Kojima

IPC分类号： B41J2/01 ,  B41J2/14 ,  B41J2/145 ,  B41J2/16 ,  B41J2/175

CPC分类号： B41J2/14233 ,  B41J2002/14362 ,  B41J2002/14419 ,  B41J2202/12 ,  B41J2202/20 ,  B41J2202/21

摘要： The liquid droplet ejection head comprises: a base plate which has a common supply flow channel formed throughout an entire dimension in a lengthwise direction of the base plate; a plurality of short head modules which are assembled on the base plate to form a long head, each of the plurality of short head modules including ejection ports ejecting droplets of liquid and a liquid flow channel supplying the liquid to the ejection ports from the common supply flow channel; and a positioning mechanism through which the short head modules are detachably installed on the base plate.

摘要翻译： 液滴喷射头包括：基板，其在基板的长度方向上的整个尺寸上形成有共同的供给流路; 多个短头模块，其组装在基板上以形成长头部，多个短头模块中的每一个包括喷射液滴的喷射口和从共同供应源向喷射口供应液体的液体流动通道 流通道 以及定位机构，短头组件通过该定位机构可拆卸地安装在基板上。

公开(公告)号：US20050093951A1

公开(公告)日：2005-05-05

申请号：US10948185

申请日：2004-09-24

申请人： Tsutomu Takatsuka ,  Hiroshi Inoue ,  Toshiya Kojima ,  Yasuhiko Kachi

发明人： Tsutomu Takatsuka ,  Hiroshi Inoue ,  Toshiya Kojima ,  Yasuhiko Kachi

IPC分类号： B41J2/18 ,  B41J2/165 ,  B41J2/185 ,  B41J11/02 ,  B41J2/01

CPC分类号： B41J2/16585

摘要： The image forming apparatus comprises: a line type recording head which is arranged so that a longitudinal direction thereof is substantially orthogonal to a conveyance direction of a recording medium; a suction pipe which is disposed in parallel with the recording head and connected to a suctioning device; a rotating body which is supported rotatably on an outer circumference of the suction pipe and has a first opening section and a second opening section; a platen which is arranged in the first opening section of the rotating body movably in parallel with the conveyance direction of the recording medium; and a cap member which is arranged in the second opening section of the rotating body and adapted to cap nozzles of the recording head, wherein the recording medium is suctioned onto the platen and parallelly moved along a conveyance path in a state where the first opening section of the rotating body is connected to the suction pipe.

摘要翻译： 图像形成装置包括：线型记录头，其布置成其长度方向基本上与记录介质的传送方向正交; 吸入管，其与记录头平行设置并连接到抽吸装置; 旋转体，其可旋转地支撑在吸入管的外周上，并具有第一开口部和第二开口部; 在与所述记录介质的输送方向平行的方向上配置在所述旋转体的所述第一开口部中的压板， 以及盖构件，其布置在所述旋转体的所述第二开口部分中并且适于盖住所述记录头的喷嘴，其中所述记录介质被抽吸到所述台板上并且在所述第一开口部分的状态下沿着输送路径平行移动 的旋转体连接到吸入管。