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公开(公告)号：JP2010060688A
公开(公告)日：2010-03-18
申请号：JP2008224404
申请日：2008-09-02
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： TERADA JIRO , FURUKAWA SHIGEO , NAKAZONO SHINSUKE , KOMAKI KAZUKI
Abstract: PROBLEM TO BE SOLVED: To increase the drive accuracy of an optical reflection element.
SOLUTION: This optical reflection element is equipped with: a mirror part 1; a pair of first tuning fork piezoelectric vibrators 3 opposed to each other via the mirror part 1 and coupled to the mirror part 1 by a first support part 2, respectively; frame bodies 6 coupled to the first tuning fork piezoelectric vibrators 3 by a second support part 5, respectively, a pair of second tuning fork piezoelectric vibrators 8 coupled to the frame bodies 6 by a third support part 7, respectively, and a support body 11 coupled to the second tuning fork piezoelectric vibrators 8 by a fourth support part 10, respectively. The third support part 7 and the fourth support part 10 are of the shape of a meander, respectively. A first monitor element 17 is provided to at least one of the third support part 7 and the fourth support part 10. The drive accuracy of the optical reflection element is increased thereby.
COPYRIGHT: (C)2010,JPO&INPITAbstract translation: 要解决的问题：提高光反射元件的驱动精度。 解决方案：该光反射元件配备有：镜部1; 一对第一音叉式压电振动器3，分别经由反射镜部分1彼此相对并且分别通过第一支撑部分2耦合到反射镜部分1; 分别通过第二支撑部分5耦合到第一音叉压电振动器3的框架体6，分别由第三支撑部分7联接到框架体6的一对第二音叉压电振动器8和支撑体11 分别通过第四支撑部分10耦合到第二音叉压电振动器8。 第三支撑部分7和第四支撑部分10分别是曲折的形状。 第一监视元件17被设置到第三支撑部分7和第四支撑部分10中的至少一个上。由此，光学反射元件的驱动精度增加。 版权所有（C）2010，JPO＆INPIT
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公开(公告)号：JP2009265560A
公开(公告)日：2009-11-12
申请号：JP2008118261
申请日：2008-04-30
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： TERADA JIRO , NAKAZONO SHINSUKE , FURUKAWA SHIGEO , KOMAKI KAZUKI
Abstract: PROBLEM TO BE SOLVED: To improve the driving accuracy of an optical reflection element.
SOLUTION: An optical reflection element is provided with: a mirror 1; a pair of first tuning fork piezoelectric vibrators 3 connected to the mirror 1 via first support beams 2, respectively; a frame body 6 which is connected to the first tuning fork piezoelectric vibrators 3 via second support beams 5, respectively, and encloses the outer periphery of the pair of first tuning fork piezoelectric vibrators 3; second tuning fork piezoelectric vibrators 8 connected to the frame body 6 via third support beams 7, respectively; and a support body 11 connected to the second tuning fork piezoelectric vibrators 8 via fourth support beams 10, respectively, wherein the first tuning fork piezoelectric vibrators 3 have first and second arms 12 and 13 on both sides of the first support beams 2, respectively, at least either one of the pair of first tuning fork piezoelectric vibrators 3 has a first monitor electrode 17 on the first or the second arm 12 or 13. Thus, the driving accuracy of an optical reflection element can be improved.
COPYRIGHT: (C)2010,JPO&INPITAbstract translation: 要解决的问题：提高光反射元件的驱动精度。 光学反射元件设置有：反射镜1; 分别经由第一支撑梁2连接到反射镜1的一对第一音叉压电振动器3; 框架体6，分别经由第二支撑梁5连接到第一音叉压电振动器3，并且包围一对第一音叉压电振动器3的外周; 第二音叉压电振动器8，分别经由第三支撑梁7连接到框体6; 以及分别经由第四支撑梁10连接到第二音叉压电振动器8的支撑体11，其中第一音叉压电振动器3分别在第一支撑梁2的两侧具有第一和第二臂12和13， 一对第一音叉压电振动器3中的至少一个在第一或第二臂12或13上具有第一监视电极17.因此，可以提高光反射元件的驱动精度。 版权所有（C）2010，JPO＆INPIT
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公开(公告)号：JP2009258339A
公开(公告)日：2009-11-05
申请号：JP2008106502
申请日：2008-04-16
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： TERADA JIRO , NAKAZONO SHINSUKE , FURUKAWA SHIGEO , KOMAKI KAZUKI
IPC: G02B26/10
Abstract: PROBLEM TO BE SOLVED: To improve the driving accuracy of an optical reflection element.
SOLUTION: The optical reflection element includes: a mirror part 1; a pair of tuning fork type piezoelectric oscillators 3 connected to the mirror part 1 at respective supporting parts 2; a frame body 6 connected to the oscillation center 4 of the tuning fork type piezoelectric oscillators 3 at respective supporting parts 5; a pair of tuning fork type piezoelectric oscillators 8 connected to the frame body 6 at respective supporting parts 7 and having turning axis perpendicular to the turning axis of the tuning fork type piezoelectric oscillators 3; and a supporting body 11 connected to the oscillation center 9 of the tuning fork type piezoelectric oscillators 8 at respective supporting parts 10; wherein at least either one of the pair of the tuning fork type piezoelectric oscillators 3 has a monitor electrode 22 at the position which is the connection part 21 of the arms 12 and 13 of the tuning fork type piezoelectric oscillators 3 and closer to the arm 12 and/or the arm 13. Thus the driving accuracy of the optical reflection element is improved.
COPYRIGHT: (C)2010,JPO&INPITAbstract translation: 要解决的问题：提高光反射元件的驱动精度。 光反射元件包括：镜部1; 一对音叉式压电振荡器3，其在相应的支撑部分2处连接到反射镜部分1; 在相应的支撑部分5处连接到音叉型压电振荡器3的振荡中心4的框体6; 一对音叉式压电振荡器8，其在相应的支撑部分7处连接到框体6，并具有垂直于音叉型压电振荡器3的转动轴的转动轴; 以及支撑体11，其在相应的支撑部10处连接到音叉型压电振荡器8的振荡中心9; 其中，所述一对音叉型压电振荡器3中的至少任一个在作为音叉型压电振荡器3的臂12和13的连接部分21并且靠近臂12的位置处具有监视电极22 和/或臂13.因此，提高了光学反射元件的驱动精度。 版权所有（C）2010，JPO＆INPIT
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公开(公告)号：JP2009258210A
公开(公告)日：2009-11-05
申请号：JP2008104435
申请日：2008-04-14
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： TERADA JIRO , NAKAZONO SHINSUKE , FURUKAWA SHIGEO , KOMAKI KAZUKI
Abstract: PROBLEM TO BE SOLVED: To provide an optical reflection element used in a laser scan unit or the like such as a laser printer and an electrophotographic apparatus for attaining a compact laser scan unit.
SOLUTION: The optical reflection element includes: a supporting body 1; a first supporting part 2 supported by the supporting body 1; a tuning fork oscillator 6 composed of a first arm 3 and a second arm 4 which are supported by the other end of the first supporting part 2; a second supporting part 11 supported at the oscillation center 9 of the tuning fork oscillator 6; and a mirror part 12 supported by the other end of the second supporting part 11; wherein the second supporting part 11 is formed into a meander shape and a monitoring piezoelectric element 8 is provided at a part of the second supporting part 11 for controlling oscillation.
COPYRIGHT: (C)2010,JPO&INPITAbstract translation: 要解决的问题：提供用于激光打印机和电子照相设备的激光扫描单元等中用于获得小型激光扫描单元的光反射元件。 光反射元件包括：支撑体1; 由支撑体1支撑的第一支撑部2; 由第一支撑臂3和第二臂4组成的音叉6由第一支撑部分2的另一端支撑; 支撑在音叉振荡器6的振荡中心9的第二支撑部分11; 以及由第二支撑部11的另一端支撑的镜部12; 其中第二支撑部分11形成为曲折形状，并且监视压电元件8设置在第二支撑部分11的用于控制振荡的部分。 版权所有（C）2010，JPO＆INPIT
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公开(公告)号：JP2009192782A
公开(公告)日：2009-08-27
申请号：JP2008032851
申请日：2008-02-14
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： TERADA JIRO , NAKAZONO SHINSUKE , FURUKAWA SHIGEO , KOMAKI KAZUKI
Abstract: PROBLEM TO BE SOLVED: To provide an optical reflecting element for achieving a compact laser scan unit regarding an optical reflecting element used for a laser scan unit of a laser printer, an electrophotographic device, etc.
SOLUTION: The optical reflecting element includes a supporter 1, a first support unit 2 supported by the supporter 1, a tuning fork vibrator 6 having a first arm 3 and a second arm 4 supported at the other end of the first support unit 2, a second support unit 11 supported in the center 9 of vibration of the tuning-fork vibrator 6, and a mirror unit 12 supported at the other end of the second support unit 11, wherein the second support unit 11 being in a meandering shape.
COPYRIGHT: (C)2009,JPO&INPITAbstract translation: 要解决的问题：提供一种用于实现用于激光打印机，电子照相装置等的激光扫描单元的光反射元件的小型激光扫描单元的光反射元件。解决方案：光学 反射元件包括支撑件1，由支撑件1支撑的第一支撑单元2，具有支撑在第一支撑单元2的另一端的第一臂3和第二臂4的音叉振动器6，第二支撑单元11 支撑在音叉振动器6的振动中心9，以及支撑在第二支撑单元11的另一端的反射镜单元12，其中第二支撑单元11处于蜿蜒的形状。 版权所有（C）2009，JPO＆INPIT
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Patent Agency Ranking
公开(公告)号：JP2009180979A
公开(公告)日：2009-08-13
申请号：JP2008020470
申请日：2008-01-31
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： TERADA JIRO , NAKAZONO SHINSUKE , FURUKAWA SHIGEO , KOMAKI KAZUKI
Abstract: PROBLEM TO BE SOLVED: To provide an optical reflection element for obtaining a compact laser scan unit, with respect to the optical reflection element to be used in a laser scan unit, such as, a laser printer and an electrophotographic apparatus.
SOLUTION: The optical reflection element is provided with a second support part 11; a first support part 2, one end of which is supported by the second support part 11; a tuning fork oscillating element 6 constituted of a first arm 3 and a second arm 4, which are supported by the end part of the first support part 2; the second support part 11 supported by the oscillation center 9 of the tuning fork oscillating element 6; and a mirror part 12 supported by the end part of the second support part 11.
COPYRIGHT: (C)2009,JPO&INPITAbstract translation: 要解决的问题：提供一种用于获得紧凑型激光扫描单元的光学反射元件，用于激光打印机和电子照相设备等激光扫描单元中使用的光反射元件。 光反射元件设置有第二支撑部11; 第一支撑部分2，其一端由第二支撑部分11支撑; 由第一臂3和第二臂4构成的音叉振荡元件6，其由第一支撑部2的端部支撑; 由音叉振荡元件6的振荡中心9支撑的第二支撑部分11; 以及由第二支撑部11的端部支撑的反射镜部12.版权所有（C）2009，JPO＆INPIT
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公开(公告)号：JP2011123246A
公开(公告)日：2011-06-23
申请号：JP2009280262
申请日：2009-12-10
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： FURUKAWA SHIGEO , TERADA JIRO , NAKAZONO SHINSUKE , HIRAOKA SOICHIRO
Abstract: PROBLEM TO BE SOLVED: To expand a projection image area in a piezoelectric drive optical element. SOLUTION: An optical reflecting element includes a support frame 1; a pair of first meander shaped beams 2 for supporting each outer edge 2a on a part facing the inside of the support frame 1; a pair of tuning fork vibrators 3 supported on each inner end 2b of the first meander shaped beam 2; a pair of second meander shaped beams 4 supporting, at each outer end 4a thereof, a vibration center of the tuning fork vibrator 3; and a mirror part 5 supported on each inner end 4b of the second meander shaped beam 4. The second meander shaped beam 4 supports the mirror part 5 or the tuning fork vibrator 3 at at least one end of the inner end 4b and the outer end 4a at positions separated by prescribed length from the center axis of the mirror part 5 respectively. COPYRIGHT: (C)2011,JPO&INPIT
Abstract translation: 要解决的问题：扩大压电驱动光学元件中的投影图像区域。 光学反射元件包括支撑框架1; 一对第一曲折形梁2，用于支撑面向支撑框架1内部的部分上的每个外边缘2a; 支撑在第一曲折形梁2的每个内端2b上的一对音叉振动器3; 在其每个外端4a处支撑音叉振动器3的振动中心的一对第二曲折形梁4; 以及支撑在第二弯曲形状梁4的每个内端4b上的镜子部分5.第二弯曲形状光束4在内端部4b的至少一端和外端部4b的两端支撑着镜面部分5或音叉振动器3 4a分别在与镜部5的中心轴线分开规定长度的位置。 版权所有（C）2011，JPO＆INPIT
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公开(公告)号：JP2011123245A
公开(公告)日：2011-06-23
申请号：JP2009280261
申请日：2009-12-10
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： FURUKAWA SHIGEO , TERADA JIRO , NAKAZONO SHINSUKE , HIRAOKA SOICHIRO
Abstract: PROBLEM TO BE SOLVED: To expand a projection image area in a piezoelectric drive optical element.
SOLUTION: An optical reflecting element includes a support frame 1; a pair of first meander shaped beams 2 for supporting each outer edge on a part facing the inside of the support frame 1; a pair of tuning fork vibrators 3 supported on each inner end of the first meander shaped beam 2; a pair of second meander shaped beams 4 supported on each outer end of a vibration center of the tuning fork vibrator 3; and a mirror part 5 supported on each inner end of the second meander shaped beam 4. The second meander shaped beam 4 has a first curved part 4a curved to one side orthogonal to a center axis X connecting the center of the mirror part 5 and the vibration center of the tuning fork vibrator 3, and a second curved part 4b curved to the other side by passing the center axis X. The optical reflecting element allows distances up to the center axis X from the first curved part 4a and the second curved part 4b to differ respectively.
COPYRIGHT: (C)2011,JPO&INPITAbstract translation: 要解决的问题：扩大压电驱动光学元件中的投影图像区域。 光学反射元件包括支撑框架1; 一对第一曲折形梁2，用于支撑面向支撑框架1内部的部分上的每个外边缘; 支撑在第一曲折形梁2的每个内端上的一对音叉振动器3; 支撑在音叉振动器3的振动中心的每个外端上的一对第二曲折形梁4; 以及支撑在第二弯曲形状梁4的每个内端上的反射镜部分5.第二曲折形状光束4具有弯曲到与连接镜部分5的中心的中心轴线X正交的一侧弯曲的第一弯曲部分4a和 音叉振动器3的振动中心，以及通过中心轴线X向另一侧弯曲的第二弯曲部分4b。光学反射元件允许距离第一弯曲部分4a和第二弯曲部分的中心轴线X的距离 4b分别不同。 版权所有（C）2011，JPO＆INPIT
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公开(公告)号：JP2011095523A
公开(公告)日：2011-05-12
申请号：JP2009249770
申请日：2009-10-30
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： HIRAOKA SOICHIRO , NAKAZONO SHINSUKE , TERADA JIRO , FURUKAWA SHIGEO
Abstract: PROBLEM TO BE SOLVED: To achieve highly-accurate self-excited driving of an optical reflecting element.
SOLUTION: This element includes a mirror part 9 and a connected vibrator 10. The vibrator 10 has a drive element 16 and a monitor element 17 arranged separately by a splitting groove 30A formed on a substrate 19, and lower electrode layers 21 of the drive element 16 and the monitor element 17 are connected to a common external electrode, and the shortest conduction route between the lower electrode layer 21 of the monitor element 17 and the lower electrode layer 21 of the drive element 16 is set to be longer than a distance from the lower electrode layer 21 of the monitor element 17 to the common external electrode by the splitting groove 30A at an optional point where the monitor element 17 and the drive element 16 are arranged adjacently. Hereby, detection accuracy of monitor elements 17, 18 can be heightened, and highly-accurate self-excited driving of the optical reflecting element 8 becomes possible.
COPYRIGHT: (C)2011,JPO&INPITAbstract translation: 要解决的问题：实现光学反射元件的高精度自激驱动。 该元件包括镜子部分9和连接的振动器10.振动器10具有驱动元件16和监视元件17，分别由形成在基板19上的分割槽30A和下部电极层21 驱动元件16和监视元件17连接到公共外部电极，并且将监视元件17的下部电极层21与驱动元件16的下部电极层21之间的最短的导通路径设定为比 在监视元件17和驱动元件16相邻设置的可选点处，通过分割槽30A从监视元件17的下电极层21到公共外部电极的距离。 因此，可以提高监视元件17,18的检测精度，并且可以使光反射元件8的高精度自激驱动成为可能。 版权所有（C）2011，JPO＆INPIT
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20.发明专利
公开(公告)号：JP2010148265A
公开(公告)日：2010-07-01
申请号：JP2008323683
申请日：2008-12-19
Applicant: Panasonic Corp , パナソニック株式会社
Inventor： TERADA JIRO , YAMAMOTO TAKEHIRO , NAKAZONO SHINSUKE , TADA MAKI , HORIE TOSHIAKI , HIRAOKA SOICHIRO , FURUKAWA SHIGEO , KOMAKI KAZUKI
Abstract: PROBLEM TO BE SOLVED: To improve the drive efficiency of a meander type oscillator. SOLUTION: Drive elements 15 are provided respectively on a plurality of oscillation plates 11. The drive elements 15 are arranged closer to one end side opposite to the drive elements 15 provided on an adjoining oscillation plate 11, while being on one end side of the oscillation plate 11. Thee meander type oscillator is driven in switchback manner as a whole, resulting in a natural operation mode with less energy loss than before. As a result, a high driving efficiency is realized. COPYRIGHT: (C)2010,JPO&INPIT
Abstract translation: 要解决的问题：提高曲折型振荡器的驱动效率。 解决方案：驱动元件15分别设置在多个振动板11上。驱动元件15布置成更靠近设置在相邻振动板11上的驱动元件15的一端侧，同时在一端侧 整个摆动式振荡器以逆转方式驱动，产生了比以前更少的能量损耗的自然操作模式。 结果，实现了高驱动效率。 版权所有（C）2010，JPO＆INPIT
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