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公开(公告)号：US11097544B2
公开(公告)日：2021-08-24
申请号：US16672572
申请日：2019-11-04
申请人： Koichi Muramatsu , Takahiko Matsumoto , Shinnosuke Koshizuka , Satoshi Okano , Satoshi Nakazawa , Yuzuru Kuramochi , Ryuya Mashiko , Takeshi Akai , Daisuke Takagi , Tomoaki Nakayama , Hidekazu Yaginuma , Hiroshi Fujie , Manabu Yamanaka
发明人： Koichi Muramatsu , Takahiko Matsumoto , Shinnosuke Koshizuka , Satoshi Okano , Satoshi Nakazawa , Yuzuru Kuramochi , Ryuya Mashiko , Takeshi Akai , Daisuke Takagi , Tomoaki Nakayama , Hidekazu Yaginuma , Hiroshi Fujie , Manabu Yamanaka
IPC分类号： B41J2/14
摘要： Provided is a liquid discharging head including: a membranous member including a discharging port through which a liquid is discharged; and a displacement member disposed at membranous member's one side at which the liquid to be discharged through the discharging port is provided and configured to displace a position of the membranous member to cause the liquid to be discharged through the discharging port.
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公开(公告)号：US11007774B2
公开(公告)日：2021-05-18
申请号：US16435779
申请日：2019-06-10
申请人： Yuzuru Kuramochi , Daisuke Takagi , Satoshi Okano , Takahiko Matsumoto , Koichi Muramatsu , Satoshi Nakazawa , Ryuya Mashiko , Manabu Seo , Hidekazu Yaginuma , Mayuko Murano
发明人： Yuzuru Kuramochi , Daisuke Takagi , Satoshi Okano , Takahiko Matsumoto , Koichi Muramatsu , Satoshi Nakazawa , Ryuya Mashiko , Manabu Seo , Hidekazu Yaginuma , Mayuko Murano
摘要： A droplet forming device is provided. The droplet forming device includes a liquid holder configured to hold a liquid, a film having a discharge hole, two or more vibration generators configured to vibrate the film, and a driver configured to apply a driving signal to the vibration generators. One or more of the vibration generators are disposed in each region on the film where a polarity of bending moment differs.
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公开(公告)号：US20190283402A1
公开(公告)日：2019-09-19
申请号：US16294969
申请日：2019-03-07
申请人： Yuzuru KURAMOCHI , Daisuke Takagi , Satoshi Okano , Takahiko Matsumoto , Koichi Muramatsu , Satoshi Nakazawa , Ryuya Mashiko
发明人： Yuzuru KURAMOCHI , Daisuke Takagi , Satoshi Okano , Takahiko Matsumoto , Koichi Muramatsu , Satoshi Nakazawa , Ryuya Mashiko
IPC分类号： B41J2/045
摘要： Provided is a liquid droplet forming device including: a liquid container capable of containing a liquid; a membranous member disposed at a bottom of the liquid container and including a discharging hole; a deforming unit capable of deforming the membranous member; and a driving unit configured to drive the deforming unit by outputting a discharging signal for deforming the membranous member to discharge the liquid or a suppressing signal for suppressing residual vibration of the membranous member, wherein the suppressing signal is a signal based on natural vibration period T0 of the membranous member, wherein an amplitude of the suppressing signal is lower than or equal to an amplitude of the discharging signal, and wherein interval time Ti from when outputting of the discharging signal is ended until when outputting of the suppressing signal is started satisfies a formula: Ti=(m−½)×T0, where m represents a positive integer.
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公开(公告)号：US10647111B2
公开(公告)日：2020-05-12
申请号：US16294969
申请日：2019-03-07
申请人： Yuzuru Kuramochi , Daisuke Takagi , Satoshi Okano , Takahiko Matsumoto , Koichi Muramatsu , Satoshi Nakazawa , Ryuya Mashiko
发明人： Yuzuru Kuramochi , Daisuke Takagi , Satoshi Okano , Takahiko Matsumoto , Koichi Muramatsu , Satoshi Nakazawa , Ryuya Mashiko
摘要： Provided is a liquid droplet forming device including: a liquid container capable of containing a liquid; a membranous member disposed at a bottom of the liquid container and including a discharging hole; a deforming unit capable of deforming the membranous member; and a driving unit configured to drive the deforming unit by outputting a discharging signal for deforming the membranous member to discharge the liquid or a suppressing signal for suppressing residual vibration of the membranous member, wherein the suppressing signal is a signal based on natural vibration period T0 of the membranous member, wherein an amplitude of the suppressing signal is lower than or equal to an amplitude of the discharging signal, and wherein interval time Ti from when outputting of the discharging signal is ended until when outputting of the suppressing signal is started satisfies a formula: Ti=(m−½)×T0, where m represents a positive integer.
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5.发明授权公开(公告)号：US11001072B2
公开(公告)日：2021-05-11
申请号：US16680741
申请日：2019-11-12
申请人： Manabu Yamanaka , Daisuke Takagi , Shinnosuke Koshizuka , Hiroshi Fujie , Takeshi Akai , Yu Yamaya , Youhei Niitsuma
发明人： Manabu Yamanaka , Daisuke Takagi , Shinnosuke Koshizuka , Hiroshi Fujie , Takeshi Akai , Yu Yamaya , Youhei Niitsuma
摘要： Liquid discharge head comprising: liquid discharge unit, which includes discharge port, liquid retaining section configured to retain liquid to be discharged from the discharge port, and displacement section configured to discharge the liquid retained within the liquid retaining section from the discharge port; a pair of liquid storage sections, which are configured to store the liquid and are each connected to the liquid retaining section in the liquid discharge unit so that the liquid can flow; a pair of liquid feeding sections that are connected to the pair of liquid storage sections and are configured to feed the liquid between the liquid storage section and the liquid retaining section; and a pair of open and close sections that are each disposed at flow path between the liquid feeding section and the liquid storage section and are configured to open and close the flow path.
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公开(公告)号：US09919533B2
公开(公告)日：2018-03-20
申请号：US15335040
申请日：2016-10-26
CPC分类号： B41J2/1707 , B41J2/14201 , B41J2/16579 , B41J2002/14354 , B41J2202/15 , G01N15/06 , G01N2015/0693
摘要： A liquid droplet forming apparatus includes a liquid retention unit configured to retain particle suspension liquid in which precipitated particles are suspended; a membrane member, in which a nozzle is formed, configured to discharge the particle suspension liquid retained in the liquid retention unit, as a liquid droplet, by vibration from the nozzle; and a particle state detection unit configured to detect, from a side of the liquid retention unit, a particle state of the precipitated particle around the nozzle in the particle suspension liquid.
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公开(公告)号：US20190232661A1
公开(公告)日：2019-08-01
申请号：US16238570
申请日：2019-01-03
申请人： Takeshi AKAI , Hiroshi Fujie , Keisuke Sugiyama , Daisuke Takagi , Hiroki Somada , Manabu Yamanaka
发明人： Takeshi AKAI , Hiroshi Fujie , Keisuke Sugiyama , Daisuke Takagi , Hiroki Somada , Manabu Yamanaka
CPC分类号： B41J2/1652 , B01F11/0074 , B05B15/20 , B41J2/175 , B41J2/17596 , B41J2/18 , B41J2/195 , B41J2002/14435 , B41J2202/15 , C12M1/00 , C12M33/00
摘要： Provided is a liquid droplet discharging unit including a liquid droplet discharging port, a liquid retaining section including the liquid droplet discharging port, two tubes disposed in communication with the liquid retaining section, and first and second liquid sucking/ejecting members coupled to the two tubes respectively, wherein while the first liquid sucking/ejecting member is in a sucking or ejecting state, the second liquid sucking/ejecting member is in a non-sucking or non-ejecting state correspondingly.
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公开(公告)号：US10807372B2
公开(公告)日：2020-10-20
申请号：US16238570
申请日：2019-01-03
申请人： Takeshi Akai , Hiroshi Fujie , Keisuke Sugiyama , Daisuke Takagi , Hiroki Somada , Manabu Yamanaka
发明人： Takeshi Akai , Hiroshi Fujie , Keisuke Sugiyama , Daisuke Takagi , Hiroki Somada , Manabu Yamanaka
IPC分类号： B41J2/175 , B41J2/165 , B41J2/18 , B41J2/195 , C12M1/00 , B05B15/20 , B01F11/00 , B41J2/14 , C12M1/26
摘要： Provided is a liquid droplet discharging unit including a liquid droplet discharging port, a liquid retaining section including the liquid droplet discharging port, two tubes disposed in communication with the liquid retaining section, and first and second liquid sucking/ejecting members coupled to the two tubes respectively, wherein while the first liquid sucking/ejecting member is in a sucking or ejecting state, the second liquid sucking/ejecting member is in a non-sucking or non-ejecting state correspondingly.
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公开(公告)号：US10605716B2
公开(公告)日：2020-03-31
申请号：US16041603
申请日：2018-07-20
申请人： Ikuo Katoh , Manabu Seo , Yunong Ji , Nobuaki Toyoshima , Hiroki Somada , Ryuya Mashiko , Satoshi Izumi , Takahiko Matsumoto , Daisuke Takagi
发明人： Ikuo Katoh , Manabu Seo , Yunong Ji , Nobuaki Toyoshima , Hiroki Somada , Ryuya Mashiko , Satoshi Izumi , Takahiko Matsumoto , Daisuke Takagi
摘要： A particle counting apparatus is provided that includes: a droplet discharger configured to discharge a droplet containing at least one luminescent particle capable of emitting light upon receiving light; a light irradiator configured to irradiate the droplet discharged by the droplet discharger with light; at least one light receiver configured to receive light emitted by the at least one luminescent particle irradiated with the light emitted by the light irradiator; and circuitry configured to count luminescent particles contained in the droplet based on the light received by the at least one light receiver, the circuitry being configured to measure a presence or absence of the luminescent particles contained in the droplet; and to measure a number of the luminescent particles contained in the droplet.
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公开(公告)号：US09517622B2
公开(公告)日：2016-12-13
申请号：US14969236
申请日：2015-12-15
申请人： Yuzuru Kuramochi , Yoshio Uchikata , Daisuke Takagi , Manabu Seo
发明人： Yuzuru Kuramochi , Yoshio Uchikata , Daisuke Takagi , Manabu Seo
IPC分类号： B41J2/14
CPC分类号： B41J2/14233 , B41J2/14201 , B41J2202/15
摘要： There is provided a liquid droplet forming apparatus comprising: a liquid holding part configured to hold a liquid including precipitating particles; a film member configured to be vibrated so as to eject the liquid held in the liquid holding unit, wherein a nozzle is formed in the film member and the liquid is ejected as a droplet from the nozzle; a vibrating unit configured to vibrate the film member; and a driving unit configured to selectively apply an ejection waveform and a stirring waveform to the vibrating unit, wherein the film member is vibrated to form the droplet in response to applying the ejection waveform and the film member is vibrated without forming the droplet in response to applying the stirring waveform.
摘要翻译： 提供了一种液滴形成装置，包括：液体保持部，被配置为保持包含沉淀颗粒的液体; 被配置为振动以便将保持在所述液体保持单元中的液体喷射的膜构件，其中在所述膜构件中形成喷嘴并且所述液体从所述喷嘴以液滴的形式喷出; 振动单元，其构造成使所述薄膜构件振动; 以及驱动单元，被配置为选择性地向振动单元施加喷射波形和搅拌波形，其中响应于施加喷射波形而使膜构件振动以形成液滴，并且膜构件响应于 施加搅拌波形。
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