专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US08884493B2 Vibration generating device, driving method therefor, foreign substance removing device, and optical device 有权
标题翻译：振动发生装置及其驱动方法，异物去除装置及光学装置
公开(公告)号：US08884493B2
公开(公告)日：2014-11-11
申请号：US13176649
申请日：2011-07-05
申请人： Tatsuo Furuta , Kenichi Takeda , Toshihiro Ifuku , Makoto Kubota , Hiroshi Saito
发明人： Tatsuo Furuta , Kenichi Takeda , Toshihiro Ifuku , Makoto Kubota , Hiroshi Saito
IPC分类号： H01L41/09 , H01L41/187 , H02N2/00 , G02B27/00 , B08B7/02 , B06B1/02 , H01L41/43
CPC分类号： H02N2/008 , B06B1/0284 , B08B7/02 , G02B27/0006 , G03B2205/0061 , H01L41/187 , H01L41/43 , H02N2/0015
摘要： Provided is a vibration generating device in which more improvement of drive efficiency can be realized than conventional ones. The vibration generating device includes: a piezoelectric element including a piezoelectric material interposed between electrodes; a vibration member; a power source for applying an alternating voltage to the piezoelectric element; and a control section for controlling a frequency of the alternating voltage applied by the power source, in which the control section controls the frequency of the alternating voltage applied to the piezoelectric element so that the resonance frequency of the piezoelectric element is successively changed from low frequency side to high frequency side in a frequency range including a change range of a resonance frequency of the piezoelectric element.
摘要翻译：提供了一种振动产生装置，其中可以实现比常规驱动效率更高的驱动效率的提高。振动产生装置包括：压电元件，其包括介于电极之间的压电材料; 振动件; 用于向压电元件施加交流电压的电源; 以及控制部分，用于控制由电源施加的交流电压的频率，其中控制部分控制施加到压电元件的交流电压的频率，使得压电元件的谐振频率从低频在包括压电元件的谐振频率的变化范围的频率范围内的高频侧。

2. 发明申请

US20130241347A1 PIEZOELECTRIC CERAMICS, MANUFACTURING METHOD THEREFOR, PIEZOELECTRIC ELEMENT, LIQUID DISCHARGE HEAD, ULTRASONIC MOTOR, AND DUST REMOVAL DEVICE 有权
标题翻译：压电陶瓷，其制造方法，压电元件，液体放电头，超声波电机和除尘装置
公开(公告)号：US20130241347A1
公开(公告)日：2013-09-19
申请号：US13989970
申请日：2011-12-15
申请人： Tatsuya Suzuki , Masami Tsukamoto , Mikio Shimada , Toshihiro Ifuku , Takanori Matsuda , Makoto Kubota , Jumpei Hayashi
发明人： Tatsuya Suzuki , Masami Tsukamoto , Mikio Shimada , Toshihiro Ifuku , Takanori Matsuda , Makoto Kubota , Jumpei Hayashi
IPC分类号： H01L41/187
CPC分类号： H01L41/43 , B41J2/161 , B41J2/1623 , B41J2/1632 , B41J2/1642 , B41J2/1646 , B82Y30/00 , C04B35/4682 , C04B35/62655 , C04B35/62695 , C04B35/64 , C04B2235/3201 , C04B2235/3203 , C04B2235/3208 , C04B2235/3213 , C04B2235/3222 , C04B2235/3227 , C04B2235/3232 , C04B2235/3236 , C04B2235/3244 , C04B2235/3262 , C04B2235/3267 , C04B2235/3287 , C04B2235/3293 , C04B2235/3298 , C04B2235/3418 , C04B2235/441 , C04B2235/442 , C04B2235/443 , C04B2235/449 , C04B2235/5445 , C04B2235/5454 , C04B2235/6562 , C04B2235/6567 , C04B2235/761 , C04B2235/85 , H01L41/1871 , H02N2/106 , H02N2/163
摘要： Provided are a barium titanate-based piezoelectric ceramics having satisfactory piezoelectric performance and a satisfactory mechanical quality factor (Qm), and a piezoelectric element using the same. Specifically provided are a piezoelectric ceramics, including: crystal particles; and a grain boundary between the crystal particles, in which the crystal particles each include barium titanate having a perovskite-type structure and manganese at 0.04% by mass or more and 0.20% by mass or less in terms of a metal with respect to the barium titanate, and the grain boundary includes at least one compound selected from the group consisting of Ba4Ti12O27 and Ba6Ti17O40, and a piezoelectric element using the same.
摘要翻译：提供一种具有令人满意的压电性能和令人满意的机械品质因数（Qm）的钛酸钡基压电陶瓷，以及使用它的压电元件。具体提供的是压电陶瓷，包括：晶体颗粒; 晶体粒子各自包含钛酸钙，钛酸钙，钛，钛，钛，钛，钛，钛，钛，钛，钛，钛酸盐，并且晶界包括至少一种选自Ba 4 Ti 12 O 27和Ba 6 Ti 17 O 40的化合物和使用其的压电元件。

3. 发明申请

US20110268965A1 PIEZOELECTRIC MATERIAL 有权
标题翻译：压电材料
公开(公告)号：US20110268965A1
公开(公告)日：2011-11-03
申请号：US13142602
申请日：2010-01-01
申请人： Makoto Kubota , Toshihiro Ifuku , Hiroshi Funakubo , Keisuke Yazawa , Hiroshi Uchida , Takashi Iijima , Bong-yeon Lee
发明人： Makoto Kubota , Toshihiro Ifuku , Hiroshi Funakubo , Keisuke Yazawa , Hiroshi Uchida , Takashi Iijima , Bong-yeon Lee
IPC分类号： C04B35/46 , B32B18/00
CPC分类号： C04B35/111 , C04B35/01 , C04B2235/3217 , C04B2235/3225 , C04B2235/3232 , C04B2235/3262 , C04B2235/327 , C04B2235/3284 , C04B2235/3298 , H01L41/1878 , H01L41/316 , Y10S428/938 , Y10T428/265
摘要： Provided is a piezoelectric material having a high Curie temperature and satisfactory piezoelectric characteristics, the piezoelectric material being represented by the following general formula (1): A(ZnxTi(1-x))yM(1-y)O3 (1) where A represents a Bi element, M represents at least one element selected from Fe, Al, Sc, Mn, Y, Ga, and Yb; x represents a numerical value of 0.4≦x≦0.6; and y represents a numerical value of 0.17≦y≦0.60.
摘要翻译：提供具有高居里温度和令人满意的压电特性的压电材料，压电材料由以下通式（1）表示：A（Zn x Ti（1-x））yM（1-y）O 3（1）其中A 表示Bi元素，M表示选自Fe，Al，Sc，Mn，Y，Ga和Yb中的至少一种元素; x表示数值0.4＆nlE; x＆nlE; 0.6; y表示数值为0.17＆nlE; y＆nlE; 0.60。

4. 发明授权

US08034250B2 Piezoelectric material 有权
标题翻译：压电材料
公开(公告)号：US08034250B2
公开(公告)日：2011-10-11
申请号：US12922824
申请日：2009-03-18
申请人： Jumpei Hayashi , Zuyi Zhang , Toshihiro Ifuku , Satoshi Wada , Keisuke Yamato , Nobuhiro Kumada , Masaki Azuma , Hiroshi Funakubo , Takashi Iijima , Soichiro Okamura
发明人： Jumpei Hayashi , Zuyi Zhang , Toshihiro Ifuku , Satoshi Wada , Keisuke Yamato , Nobuhiro Kumada , Masaki Azuma , Hiroshi Funakubo , Takashi Iijima , Soichiro Okamura
IPC分类号： C04B35/00 , C04B35/495
CPC分类号： H01L41/187 , C01G23/003 , C01G23/006 , C01G29/00 , C01P2002/34 , C01P2002/76 , C01P2004/20 , C01P2004/61 , C01P2004/62 , C01P2006/42 , C04B35/462 , C04B35/4682 , C04B35/475 , C04B35/499 , C04B35/547 , C04B2235/3206 , C04B2235/3215 , C04B2235/3224 , C04B2235/3227 , C04B2235/3255 , C04B2235/3284 , C04B2235/3298
摘要： Provided is a piezoelectric material including a lead-free perovskite-type composite oxide which is excellent in piezoelectric characteristics and temperature characteristics and is represented by the general formula (1): xABO3-yA′BO3-zA″B′O3 in which A is a Bi element; A′ is a rare earth element including La; B is at least one element selected from Ti, Zn, Sn and Zr; A″ is at least one element selected from Ba, Sr and Ca; B′ is at least one element selected from divalent, trivalent, pentavalent, tetravalent, and hexavalent elements; and x is a value of 0.10 or more and 0.95 or less, y is a value of 0 or more and 0.5 or less, and z is a value of 0 or more and 0.7 or less, provided that x+y+z=1.
摘要翻译：提供一种压电材料，其包括压电特性和温度特性优异的无铅钙钛矿型复合氧化物，并由通式（1）表示：XABO3-yA'BO3-zA“B'O3，其中A为铋元素 A'是包括La的稀土元素; B是选自Ti，Zn，Sn和Zr中的至少一种元素; A“是选自Ba，Sr和Ca中的至少一种元素; B'是选自二价，三价，五价，四价和六价元素中的至少一种元素; x为0.10以上且0.95以下的值，y为0以上且0.5以下的范围，z为0以上且0.7以下的值，但x + y + z = 1 。

5. 发明授权

US07998362B2 Piezoelectric substance, piezoelectric element, liquid discharge head using piezoelectric element, liquid discharge apparatus, and production method of piezoelectric element 有权
标题翻译：压电体，压电元件，使用压电元件的排液头，液体排出装置以及压电元件的制造方法
公开(公告)号：US07998362B2
公开(公告)日：2011-08-16
申请号：US11463537
申请日：2006-08-09
申请人： Toshihiro Ifuku , Takanori Matsuda , Katsumi Aoki
发明人： Toshihiro Ifuku , Takanori Matsuda , Katsumi Aoki
IPC分类号： B41J2/45 , H01L41/187
CPC分类号： B41J2/14233 , B41J2/161 , B41J2/1628 , B41J2/1631 , B41J2/1646 , H01L41/1876 , H01L41/316
摘要： A main component of a piezoelectric substance is PZT which has a perovskite type structure expressed as Pb(ZrxTi1-x)O3, in which x expresses an element ratio Zr/(Zr+Ti) of Zr and Ti in the formula, an element ratio Pb/(Zr+Ti) of Pb, Zr and Ti of the piezoelectric substance is 1.05 or more, an element ratio Zr/(Zr+Ti) of Zr and Ti is 0.2 to 0.8 inclusive, and a Curie temperature Tc of the piezoelectric substance and a Curie temperature Tc0 in bulk at an element ratio of Zr and Ti of the piezoelectric substance satisfy a relation of Tc>Tc0+50° C.
摘要翻译：压电体的主要成分是具有以Pb（Zr x Ti 1-x）O 3表示的钙钛矿型结构的PZT，其中x表示式中的Zr和Ti的元素比Zr /（Zr + Ti），元素比例压电体的Pb，Zr，Ti的Pb /（Zr + Ti）为1.05以上，Zr和Ti的元素比Zr /（Zr + Ti）为0.2〜0.8，并且压电体的居里温度Tc 物质和居里温度Tc0在压电物质的Zr和Ti的元素比中满足Tc> Tc0 + 50℃的关系。

6. 发明授权

US07938515B2 Dielectric film structure, piezoelectric actuator using dielectric element film structure and ink jet head 有权
标题翻译：电介质膜结构，使用电介质膜结构的压电致动器和喷墨头
公开(公告)号：US07938515B2
公开(公告)日：2011-05-10
申请号：US12389710
申请日：2009-02-20
申请人： Hiroshi Aoto , Kenichi Takeda , Tetsuro Fukui , Toshihiro Ifuku
发明人： Hiroshi Aoto , Kenichi Takeda , Tetsuro Fukui , Toshihiro Ifuku
IPC分类号： B41J2/045
CPC分类号： B41J2/14233 , H01L41/0973 , H01L41/316
摘要： The present invention provides a dielectric film structure having a substrate and a dielectric film provided on the substrate and in which the dielectric film has (001) face orientation with respect to the substrate, and in which a value u in the following equation (1) regarding the dielectric film is a real number greater than 2: u=(Cc/Ca)×(Wa/Wc) (1) where, Cc is a count number of a peak of a (001′) face of the dielectric film in an Out-of-plane X ray diffraction measurement (here, 1′ is a natural number selected so that Cc becomes maximum); Ca is a count number of a peak of a (h′00) face of the dielectric film in an In-plane X ray diffraction measurement (here, h′ is a natural number selected so that Cc becomes maximum); Wc is a half-value width of a peak of the (001′) face of the dielectric film in an Out-of-plane rocking curve X ray diffraction measurement; and Wa is a half-value width of a peak of the (h′00) face of the dielectric film in an In-plane rocking curve X ray diffraction measurement.
摘要翻译：本发明提供了一种电介质膜结构，其具有设置在基板上的基板和电介质膜，并且其中电介质膜相对于基板具有（001）面取向，并且其中以下等式（1）中的值u，关于电介质膜是大于2的实数：u =（Cc / Ca）×（Wa / Wc）（1）其中，Cc是介电膜的（001'）面的峰的计数平面外X射线衍射测量（这里，1'是选择为Cc变为最大的自然数）; Ca是In平面X射线衍射测定中的电介质膜的（h'00）面的峰值的计数数（这里，h'是选择为Cc变为最大的自然数）; Wc是外平面摇摆曲线X射线衍射测定中的电介质膜的（001'）面的峰值的半值宽度; Wa是In平面摇摆曲线X射线衍射测定中的电介质膜的（h'00）面的峰值的半值宽度。

7. 发明授权

US07857431B2 Piezoelectric substance element, piezoelectric substance film manufacturing method, liquid discharge head and liquid discharge apparatus 有权
标题翻译：压电体元件，压电体膜制造方法，排液头和液体排出装置
公开(公告)号：US07857431B2
公开(公告)日：2010-12-28
申请号：US11813943
申请日：2006-01-18
申请人： Tetsuro Fukui , Kenichi Takeda , Toshihiro Ifuku , Hiroshi Funakubo , Shintaro Yokoyama , Yong Kwan Kim , Hiroshi Nakaki , Risako Ueno , Shoji Okamoto
发明人： Tetsuro Fukui , Kenichi Takeda , Toshihiro Ifuku , Hiroshi Funakubo , Shintaro Yokoyama , Yong Kwan Kim , Hiroshi Nakaki , Risako Ueno , Shoji Okamoto
IPC分类号： B41J2/045
CPC分类号： B41J2/161 , B41J2/1642 , B41J2/1646 , H01L41/0478 , H01L41/0815 , H01L41/0973 , H01L41/1876 , H01L41/313 , H01L41/316 , H01L41/319
摘要： A piezoelectric substance element has a piezoelectric substance film and a pair of electrodes connected to the piezoelectric substance film on a substrate, and a main component of the piezoelectric substance film is Pb(Zr, Ti)O3, a composition ratio of Zr/(Zr+Ti) is over 0.4 but less than 0.7, the piezoelectric substance film is a film having at last a tetragonal crystal a-domain and a c-domain within a range of ±10° with respect to the surface of the substrate, and a volume rate of the c-domain to the total of the a-domain and the c-domain is equal to or larger than 20% and equal to or smaller than 60%.
摘要翻译：压电体元件在基板上具有与压电体膜连接的压电体膜和一对电极，压电体膜的主要成分为Pb（Zr，Ti）O 3，Zr /（Zr + Ti）超过0.4但小于0.7时，压电体膜是至少具有相对于基板的表面±10°的四方晶系a畴和c域的膜， c域的体积率相对于a域和c域的总和等于或大于20％且等于或小于60％。

8. 发明授权

US07804231B2 Epitaxial oxide film, piezoelectric film, piezoelectric film element, liquid discharge head using the piezoelectric film element, and liquid discharge apparatus 有权
标题翻译：外延氧化膜，压电膜，压电膜元件，使用压电膜元件的液体排出头以及液体排出装置
公开(公告)号：US07804231B2
公开(公告)日：2010-09-28
申请号：US11677267
申请日：2007-02-21
申请人： Toshihiro Ifuku , Katsumi Aoki , Takanori Matsuda , Hiroshi Funakubo , Shintaro Yokoyama , Yong Kwan Kim , Hiroshi Nakaki , Rikyu Ikariyama
发明人： Toshihiro Ifuku , Katsumi Aoki , Takanori Matsuda , Hiroshi Funakubo , Shintaro Yokoyama , Yong Kwan Kim , Hiroshi Nakaki , Rikyu Ikariyama
IPC分类号： H01L41/187
CPC分类号： B41J2/14233 , B41J2/161 , B41J2/1623 , B41J2/1628 , B41J2/1629 , B41J2/1631 , B41J2/1632 , B41J2/1634 , B41J2/1642 , B41J2/1645 , B41J2/1646 , B41J2202/03 , H01L41/0805 , H01L41/1875 , H01L41/1876 , H01L41/316
摘要： Provided are a piezoelectric film, a piezoelectric film element, a liquid discharge head using the piezoelectric film element, and a liquid discharge apparatus. A piezoelectric film element that can be suitably used for a discharge pressure-generating element of a liquid discharge head is obtained by using an epitaxial oxide film composed of a perovskite composite oxide constituted according to a general formula ABO3 as a piezoelectric film. The epitaxial oxide film has at least an A domain and a B domain having a crystal orientation deviation with respect to each other. The crystal orientation deviation between the A domain and the B domain is less than 2°.
摘要翻译：提供一种压电膜，压电膜元件，使用该压电膜元件的液体排出头和液体排出装置。通过使用由根据通式ABO3构成的钙钛矿复合氧化物构成的外延氧化膜作为压电膜，可以适用于液体排出头的排出压力产生元件的压电膜元件。外延氧化膜具有至少A畴和具有相对于晶体取向偏离的B畴。 A域与B域之间的晶体取向偏差小于2°。

9. 发明申请

US20100225712A1 INKJET HEAD AND METHOD FOR MANUFACTURING THE SAME 审中-公开
标题翻译：喷嘴头及其制造方法
公开(公告)号：US20100225712A1
公开(公告)日：2010-09-09
申请号：US12781218
申请日：2010-05-17
申请人： Takehito Okabe , Nobuhiko Sato , Makoto Kurotobi , Kenichi Takeda , Toshihiro Ifuku
发明人： Takehito Okabe , Nobuhiko Sato , Makoto Kurotobi , Kenichi Takeda , Toshihiro Ifuku
IPC分类号： B41J2/045
CPC分类号： B41J2/161 , B41J2/1623 , B41J2/1626 , Y10T29/42 , Y10T29/49126 , Y10T29/49128 , Y10T29/4913 , Y10T29/49401
摘要： A method for manufacturing an inkjet head includes providing a piezoelectric substrate having a porous structure, a diaphragm on the porous structure, and a piezoelectric substance layer on the diaphragm, and forming a cavity by etching out the porous structure from the piezoelectric substrate.
摘要翻译：一种制造喷墨头的方法包括：提供具有多孔结构的压电基片，多孔结构上的光阑以及隔膜上的压电物质层，通过从压电基片上蚀刻出多孔结构而形成空腔。

10. 发明申请

US20080012908A1 PIEZOELECTRIC ELEMENT, MANUFACTURING METHOD FOR PIEZOELECTRIC BODY, AND LIQUID JET HEAD 有权
标题翻译：压电元件，压电体的制造方法和液体喷射头
公开(公告)号：US20080012908A1
公开(公告)日：2008-01-17
申请号：US11769091
申请日：2007-06-27
申请人： KENICHI TAKEDA , Katsumi Aoki , Toshihiro Ifuku , Takanori Matsuda , Tetsuro Fukui
发明人： KENICHI TAKEDA , Katsumi Aoki , Toshihiro Ifuku , Takanori Matsuda , Tetsuro Fukui
IPC分类号： H01L41/187 , B41J2/045 , H01L41/24 , C01G23/00
CPC分类号： H01L41/1876 , H01L41/319 , Y10T29/42
摘要： A piezoelectric element comprises a piezoelectric body including a film made of an ABO3 perovskite oxide crystal epitaxially grown above a substrate, and a pair of electrode layers provided to the piezoelectric body, wherein the piezoelectric body has a porous region on a side opposite to a side of the substrate.
摘要翻译：压电元件包括压电体，该压电体包括在基板上外延生长的由ABO 3钙钛矿氧化物晶体构成的膜和设置在压电体上的一对电极层，其中，压电体具有多孔区域与衬底的一侧相对的一侧。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式