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公开(公告)号：US11531042B2
公开(公告)日：2022-12-20
申请号：US17249462
申请日：2021-03-02
发明人： Kei Masunishi , Yasushi Tomizawa , Etsuji Ogawa , Ryunosuke Gando , Shiori Kaji , Hiroki Hiraga , Fumito Miyazaki
IPC分类号： G01P15/097 , B81B3/00 , G01P15/125
摘要： According to one embodiment, a sensor includes a base body, a first supporter fixed to the base body, and a first movable part separated from the base body. The first movable part includes a first movable base part supported by the first supporter, a second movable base part connected with the first movable base part, and a first movable beam. The first movable beam includes a first beam, a first movable conductive part, and a first connection region. The first beam includes a first beam portion, a second beam portion, and a third beam portion between the first beam portion and the second beam portion. The first beam portion is connected with the first movable base part. The second beam portion is connected with the second movable base part. The first connection region connects the third beam portion and the first movable conductive part.
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公开(公告)号：US20220137085A1
公开(公告)日：2022-05-05
申请号：US17446587
申请日：2021-08-31
发明人： Kei Masunishi , Yasushi Tomizawa , Etsuji Ogawa , Ryunosuke Gando , Shiori Kaji , Hiraki Hiraga , Fumito Miyazaki
IPC分类号： G01P15/08
摘要： According to one embodiment, a sensor includes a first detection element, and a processing part. The first detection element includes a base body, a first supporter fixed to the base body, a first movable part, first and second counter conductive parts. The first movable part is supported by the first supporter and separated from the base body. The first movable part includes a first movable base part supported by the first supporter, a second movable base part connected with the first movable base part, a first movable beam including a first beam, and a second movable beam including a second beam. The first beam includes a first end portion and a first other end portion. The second beam includes a second end portion and a second other end portion. The first counter conductive part faces the first movable beam. The second counter conductive part faces the second movable beam.
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公开(公告)号：US11092440B2
公开(公告)日：2021-08-17
申请号：US16112961
申请日：2018-08-27
发明人： Ryunosuke Gando , Tamio Ikehashi , Etsuji Ogawa , Tetsuro Itakura , Yohei Hatakeyama , Yasushi Tomizawa
IPC分类号： G01C19/5719 , B81C1/00 , B81B3/00 , G01C19/5726 , G01C19/5755
摘要： According to one embodiment, a method for controlling a vibration device includes a movable body capable of vibrating in a first direction, and a catch and release mechanism capable of catching the movable body that freely vibrates in the first direction, by an electrostatic attractive force, and releasing the caught movable body to freely vibrate the movable body in the first direction, wherein in a condition that tc is a time from a rise start time point to a rise end time point of an applied voltage for catching the movable body that freely vibrates in the first direction, by the electrostatic attractive force, and td is a period of the free vibration in the first direction of the movable body, the time tc is longer than the time td.
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公开(公告)号：US11680800B2
公开(公告)日：2023-06-20
申请号：US17445487
申请日：2021-08-19
发明人： Ryunosuke Gando , Daiki Ono , Yasushi Tomizawa , Fumito Miyazaki , Shiori Kaji , Kei Masunishi , Hiroki Hiraga , Etsuji Ogawa
IPC分类号： G01C19/5776 , G01C19/5783
CPC分类号： G01C19/5783 , G01C19/5776
摘要： According to one embodiment, a sensor includes a sensor part including first and second sensor elements, and a circuit part. The first sensor element includes a first supporter, a first movable part capable of vibrating, first and second electrodes. The first electrode outputs a first signal corresponding to a vibration of the first movable part. The second electrode outputs a second signal corresponding to the vibration of the first movable part. The second sensor element includes a second supporter, a second movable part capable of vibrating, third and fourth electrodes. The third electrode outputs a third signal corresponding to a vibration of the second movable part. The fourth electrode outputs a fourth signal corresponding to the vibration of the second movable part. The circuit part includes a calculator. The calculator outputs a differential operation result between first and second processing signals.
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公开(公告)号：US10760910B2
公开(公告)日：2020-09-01
申请号：US15908730
申请日：2018-02-28
IPC分类号： G01C19/5755 , G01C19/5769 , G01C19/5733 , B81B3/00
摘要： According to one embodiment, a sensor device includes a movable body capable of vibrating, and a catch-and-release mechanism capable of catching the vibrating movable body and capable of releasing the caught movable body. The catch-and-release mechanism includes a stopper portion capable of stopping vibration of the movable body when the movable body contacts the stopper portion, and an elastic member configured to reduce a force acting between the movable body and the stopper portion.
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公开(公告)号：US20190204081A1
公开(公告)日：2019-07-04
申请号：US16112961
申请日：2018-08-27
发明人： Ryunosuke Gando , Tamio Ikehashi , Etsuji Ogawa , Tetsuro Itakura , Yohei Hatakeyama , Yasushi Tomizawa
IPC分类号： G01C19/5719 , B81B3/00 , B81C1/00
CPC分类号： G01C19/5719 , B81B3/0008 , B81B2201/0242 , B81C1/00976
摘要： According to one embodiment, a method for controlling a vibration device includes a movable body capable of vibrating in a first direction, and a catch and release mechanism capable of catching the movable body that freely vibrates in the first direction, by an electrostatic attractive force, and releasing the caught movable body to freely vibrate the movable body in the first direction, wherein in a condition that tc is a time from a rise start time point to a rise end time point of an applied voltage for catching the movable body that freely vibrates in the first direction, by the electrostatic attractive force, and td is a period of the free vibration in the first direction of the movable body, the time tc is longer than the time td.
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公开(公告)号：US09583134B2
公开(公告)日：2017-02-28
申请号：US14922515
申请日：2015-10-26
发明人： Kenichiro Yamada , Masayuki Takagishi , Tomoyuki Maeda , Yousuke Isowaki , Shuichi Murakami , Naoyuki Narita , Yasushi Tomizawa
CPC分类号： G11B20/1217 , G11B2020/1238
摘要： According to one embodiment, a magnetic recording and reproducing device includes a magnetic recording medium and a magnetic head. The magnetic recording medium includes a first track including a first sub-track extending along a first direction, and a second sub-track extending along the first direction. The second sub-track is arranged with the first sub-track in a second direction intersecting the first direction. The magnetic head includes a recording unit and a reproducing unit. The recording unit records information in the magnetic recording medium. The reproducing unit reproduces the information recorded in the magnetic recording medium. The recording unit includes a magnetic pole, a write shield separated from the magnetic pole in the first direction, and a side shield separated from the magnetic pole in the second direction. The reproducing unit includes a reproducing element having a reproducing width along the second direction.
摘要翻译： 根据一个实施例，磁记录和再现装置包括磁记录介质和磁头。 磁记录介质包括：第一轨道，包括沿着第一方向延伸的第一子轨道和沿第一方向延伸的第二子轨道。 第二子轨道与第一子轨道沿与第一方向相交的第二方向布置。 磁头包括记录单元和再现单元。 记录单元将信息记录在磁记录介质中。 再现单元再现记录在磁记录介质中的信息。 记录单元包括磁极，在第一方向上与磁极分离的写入屏蔽以及在第二方向上与磁极分离的侧屏蔽。 再现单元包括具有沿第二方向的再现宽度的再现元件。
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公开(公告)号：US12019092B2
公开(公告)日：2024-06-25
申请号：US17680263
申请日：2022-02-24
发明人： Kei Masunishi , Yasushi Tomizawa , Etsuji Ogawa , Ryunosuke Gando , Shiori Kaji , Hiroki Hiraga , Fumito Miyazaki , Daiki Ono , Kengo Uchida
IPC分类号： G01P15/097 , B81B3/00
CPC分类号： G01P15/097 , B81B3/0021 , B81B2201/0235
摘要： According to one embodiment, a sensor a sensor includes a base, a first support portion fixed to the base, and a first movable portion supported by the first support portion. The first movable portion includes first and second movable base portions, a connecting base portion, first and second movable beams, and first and second movable conductive portions. The first movable beam includes a first beam end portion, a first beam other end portion, and a first beam intermediate portion. The second movable beam includes a second beam end portion, a second beam other end portion, and a second beam intermediate portion. The first movable conductive portion includes a first crossing conductive portion, a first extending conductive portion, and a first other extending conductive portion. The second movable conductive portion includes a second crossing conductive portion, a second extending conductive portion, and a second other extending conductive portion.
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公开(公告)号：US09415597B2
公开(公告)日：2016-08-16
申请号：US14199696
申请日：2014-03-06
发明人： Takashi Kawakubo , Kazuhide Abe , Yasushi Tomizawa , Ryuichi Arai , Ryutaro Kusunoki , Osamu Takagi
CPC分类号： B41J2/1628 , B41J2/1606 , B41J2/1607 , B41J2/161 , B41J2/1626 , B41J2202/03 , B41J2202/15
摘要： An ink jet head includes: a pressure chamber to be filled with ink formed in a pressure chamber structure, the pressure chamber in which an etching limiter made of a material different from a material of the pressure chamber structure is formed on an inner wall surface of the pressure chamber; a nozzle plate comprising a nozzle that leading to the pressure chamber and a movable range fitted to the etching limiter; and a flat driver comprising a piezoelectric body to operate the movable range and arranged on the nozzle plate.
摘要翻译： 喷墨头包括：在压力室结构中填充有油墨的压力室，在压力室的内壁表面上形成有由与压力室结构的材料不同的材料形成的蚀刻限制器 压力室; 喷嘴板，其包括通向压力室的喷嘴和安装到蚀刻限制器的可移动范围; 以及平面驱动器，其包括压电体以操作可移动范围并布置在喷嘴板上。
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公开(公告)号：US20140283230A1
公开(公告)日：2014-09-18
申请号：US14191692
申请日：2014-02-27
发明人： Yongfang Li , Yasushi Tomizawa
CPC分类号： G11B9/1409 , B81C1/00531 , G01R1/06744 , G01R3/00 , G03F7/0002 , G11B9/1436
摘要： According to an embodiment, a microprobe includes a base and a lever. The base includes a first electrode provided on a surface thereof. The lever is supported by the base and includes a second electrode and a third electrode. The second electrode is connected between the first electrode and the third electrode. The third electrode is formed to project from the second electrode in a first direction in a main surface of the lever. A width of the third electrode in a second direction perpendicular to the first direction in the main surface defines a width of an electrical contact area when a scanning operation is performed by use of the third electrode in a third direction perpendicular to the main surface.
摘要翻译： 根据实施例，微探针包括基座和杆。 底座包括设置在其表面上的第一电极。 杠杆由基座支撑并且包括第二电极和第三电极。 第二电极连接在第一电极和第三电极之间。 第三电极形成为在杆的主表面中沿第一方向从第二电极突出。 在垂直于主表面的第三方向上通过使用第三电极执行扫描操作时，第三电极在与主表面中的第一方向垂直的第二方向上的宽度限定了电接触面积的宽度。
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