JP2013101199A5 - - Google Patents
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- JP2013101199A5 JP2013101199A5 JP2011244213A JP2011244213A JP2013101199A5 JP 2013101199 A5 JP2013101199 A5 JP 2013101199A5 JP 2011244213 A JP2011244213 A JP 2011244213A JP 2011244213 A JP2011244213 A JP 2011244213A JP 2013101199 A5 JP2013101199 A5 JP 2013101199A5
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- Prior art keywords
- axis
- magnetic pole
- voltage
- permanent magnet
- shaft member
- Prior art date
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Claims (8)
前記可動板の前記第1の軸に沿う方向の両端に接続された第1の軸部材と、
前記可動板を囲んでおり、前記第1の軸部材が接続され、前記第1の軸に交差する第2の軸周りに搖動可能な枠状部材と、
前記枠状部材の前記第2の軸に沿う方向の両端に接続された第2の軸部材と、
前記可動板に配置され、一方の磁極と他方の磁極とが前記第1の軸を挟んで配置された第1永久磁石と、
前記枠状部材に配置され、一方の磁極と他方の磁極とが前記第2の軸を挟んで配置された1対の第2永久磁石と、を備え、
前記第1永久磁石は、前記第1永久磁石の前記一方の磁極と前記他方の磁極とを結んだ軸線が前記第1の軸部材の軸線に対して直交して配置され、
前記1対の第2永久磁石は、それぞれ、前記第2永久磁石の前記一方の磁極と前記他方の磁極とを結んだ軸線が前記第1の軸部材の軸線および前記第2の軸部材の軸線に対して傾斜して配置されていることを特徴とするミラーデバイス。 A movable plate provided with a light reflecting portion having light reflectivity and swingable about a first axis;
A first shaft member connected to both ends of the movable plate in the direction along the first axis;
A frame-shaped member that surrounds the movable plate, is connected to the first shaft member, and is swingable around a second axis that intersects the first axis;
A second shaft member connected to both ends of the frame-shaped member in a direction along the second axis;
Disposed on the movable plate, a first permanent magnet and one magnetic pole and the other magnetic pole is disposed across the first axis,
Are arranged in the frame-like member, and one magnetic pole and the other magnetic poles and a second permanent magnet of a pair that are arranged across the second axis,
The first permanent magnet is arranged such that an axis connecting the one magnetic pole and the other magnetic pole of the first permanent magnet is orthogonal to the axis of the first shaft member,
In each of the pair of second permanent magnets, an axis connecting the one magnetic pole and the other magnetic pole of the second permanent magnet is an axis of the first shaft member and an axis of the second shaft member. A mirror device characterized by being inclined with respect to the surface.
前記第1永久磁石は、前記凹部内に配置されている請求項1ないし5のいずれかに記載のミラーデバイス。 The movable plate has a recess,
The mirror device according to claim 1, wherein the first permanent magnet is disposed in the recess.
前記可動板の前記第1の軸に沿う方向の両端に接続された第1の軸部材と、
前記可動板を囲んでおり、前記第1の軸部材が接続され、前記第1の軸に交差する第2の軸周りに揺動可能な枠状部材と、
前記枠状部材の前記第2の軸に沿う方向の両端に接続された第2の軸部材と、
前記可動板に配置され、一方の磁極と他方の磁極とが前記第1の軸を挟んで配置された第1永久磁石と、
前記枠状部材に配置され、一方の磁極と他方の磁極とが前記第2の軸を挟んで配置された1対の第2永久磁石と、
前記枠状部材に対向して配置され、電圧の印加により前記第1永久磁石および前記第2永久磁石に作用する磁界を発生するコイルと、
前記コイルに電圧を印加する電圧印加手段と、を備え、
前記第1永久磁石は、前記第1永久磁石の前記一方の磁極と前記他方の磁極とを結んだ軸線が前記第1の軸部材の軸線に対して直交して配置され、
前記1対の第2永久磁石は、それぞれ、前記第2永久磁石の前記一方の磁極と前記他方の磁極とを結んだ軸線が前記第1の軸部材の軸線および前記第2の軸部材の軸線に対して傾斜して配置されており、
前記電圧印加手段は、第1周波数の第1の電圧を発生させる第1電圧発生部と、前記第1周波数と周波数の異なる第2周波数の第2の電圧を発生させる第2電圧発生部と、前記第1の電圧と前記第2の電圧とを重畳する電圧重畳部とを備え、前記電圧重畳部で重畳された電圧を前記コイルに印加することにより、前記可動板を前記第1周波数で前記第2の軸周りに揺動させるとともに、前記第2周波数で前記第1の軸周りに揺動させるよう構成されていることを特徴とする光スキャナー。 A movable plate provided with a light reflecting portion having light reflectivity and swingable about a first axis;
A first shaft member connected to both ends of the movable plate in the direction along the first axis;
A frame-shaped member that surrounds the movable plate, is connected to the first shaft member, and is swingable around a second axis that intersects the first axis;
A second shaft member connected to both ends of the frame-shaped member in a direction along the second axis;
Disposed on the movable plate, a first permanent magnet and one magnetic pole and the other magnetic pole is disposed across the first axis,
Are arranged in the frame-like member, a pair second permanent magnets which are a one magnetic pole and the other magnetic pole is disposed across the second axis,
A coil that is arranged opposite to the frame-like member and generates a magnetic field that acts on the first permanent magnet and the second permanent magnet by applying a voltage;
Voltage application means for applying a voltage to the coil,
The first permanent magnet is arranged such that an axis connecting the one magnetic pole and the other magnetic pole of the first permanent magnet is orthogonal to the axis of the first shaft member,
In each of the pair of second permanent magnets, an axis connecting the one magnetic pole and the other magnetic pole of the second permanent magnet is an axis of the first shaft member and an axis of the second shaft member. Is inclined with respect to
The voltage applying means includes: a first voltage generating unit that generates a first voltage having a first frequency; a second voltage generating unit that generates a second voltage having a second frequency different from the first frequency; A voltage superimposing unit that superimposes the first voltage and the second voltage, and applying the voltage superimposed by the voltage superimposing unit to the coil, thereby moving the movable plate at the first frequency. An optical scanner configured to swing around a second axis and swing around the first axis at the second frequency.
前記光源からの光を走査する光スキャナーと、を備え、
前記光スキャナーは、
光反射性を有する光反射部を備え、第1の軸周りに揺動可能な可動板と、
前記可動板の前記第1の軸に沿う方向の両端に接続された第1の軸部材と、
前記可動板を囲んでおり、前記第1の軸部材が接続され、前記第1の軸に交差する第2の軸周りに揺動可能な枠状部材と、
前記枠状部材の前記第2の軸に沿う方向の両端に接続された第2の軸部材と、
前記可動板に配置され、一方の磁極と他方の磁極とが前記第1の軸を挟んで配置された第1永久磁石と、
前記枠状部材に配置され、一方の磁極と他方の磁極とが前記第2の軸を挟んで配置された1対の第2永久磁石と、
前記枠状部材に対向して配置され、電圧の印加により前記第1永久磁石および前記第2永久磁石に作用する磁界を発生するコイルと、
前記コイルに電圧を印加する電圧印加手段と、を備え、
前記第1永久磁石は、前記第1永久磁石の前記一方の磁極と前記他方の磁極とを結んだ軸線が前記第1の軸部材の軸線に対して直交して配置され、
前記1対の第2永久磁石は、それぞれ、前記第2永久磁石の前記一方の磁極と前記他方の磁極とを結んだ軸線が前記第1の軸部材の軸線および前記第2の軸部材の軸線に対して傾斜して配置されており、
前記電圧印加手段は、第1周波数の第1の電圧を発生させる第1電圧発生部と、前記第1周波数と周波数の異なる第2周波数の第2の電圧を発生させる第2電圧発生部と、前記第1の電圧と前記第2の電圧とを重畳する電圧重畳部とを備え、前記電圧重畳部で重畳された電圧を前記コイルに印加することにより、前記可動板を前記第1周波数で前記第2の軸周りに揺動させるとともに、前記第2周波数で前記第1の軸周りに揺動させるよう構成されていることを特徴とする画像形成装置。 A light source that emits light;
An optical scanner that scans the light from the light source,
The optical scanner is
A movable plate provided with a light reflecting portion having light reflectivity and swingable about a first axis;
A first shaft member connected to both ends of the movable plate in the direction along the first axis;
A frame-shaped member that surrounds the movable plate, is connected to the first shaft member, and is swingable around a second axis that intersects the first axis;
A second shaft member connected to both ends of the frame-shaped member in a direction along the second axis;
Disposed on the movable plate, a first permanent magnet and one magnetic pole and the other magnetic pole is disposed across the first axis,
Are arranged in the frame-like member, a pair second permanent magnets which are a one magnetic pole and the other magnetic pole is disposed across the second axis,
A coil that is arranged opposite to the frame-like member and generates a magnetic field that acts on the first permanent magnet and the second permanent magnet by applying a voltage;
Voltage application means for applying a voltage to the coil,
The first permanent magnet is arranged such that an axis connecting the one magnetic pole and the other magnetic pole of the first permanent magnet is orthogonal to the axis of the first shaft member,
In each of the pair of second permanent magnets, an axis connecting the one magnetic pole and the other magnetic pole of the second permanent magnet is an axis of the first shaft member and an axis of the second shaft member. Is inclined with respect to
The voltage applying means includes: a first voltage generating unit that generates a first voltage having a first frequency; a second voltage generating unit that generates a second voltage having a second frequency different from the first frequency; A voltage superimposing unit that superimposes the first voltage and the second voltage, and applying the voltage superimposed by the voltage superimposing unit to the coil, thereby moving the movable plate at the first frequency. An image forming apparatus configured to swing around a second axis and swing around the first axis at the second frequency.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011244213A JP5923933B2 (en) | 2011-11-08 | 2011-11-08 | Mirror device, optical scanner and image forming apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011244213A JP5923933B2 (en) | 2011-11-08 | 2011-11-08 | Mirror device, optical scanner and image forming apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2013101199A JP2013101199A (en) | 2013-05-23 |
JP2013101199A5 true JP2013101199A5 (en) | 2014-12-11 |
JP5923933B2 JP5923933B2 (en) | 2016-05-25 |
Family
ID=48621876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011244213A Expired - Fee Related JP5923933B2 (en) | 2011-11-08 | 2011-11-08 | Mirror device, optical scanner and image forming apparatus |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5923933B2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6550207B2 (en) | 2013-10-29 | 2019-07-24 | セイコーエプソン株式会社 | Optical scanner, image display device, head mounted display and head up display |
JP2015087444A (en) | 2013-10-29 | 2015-05-07 | セイコーエプソン株式会社 | Optical scanner, image display device, head-mounted display, and head-up display |
JP7035305B2 (en) * | 2016-09-28 | 2022-03-15 | セイコーエプソン株式会社 | Optical scanners, image display devices, head-mounted displays and head-up displays |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3974068B2 (en) * | 2003-03-27 | 2007-09-12 | 日本信号株式会社 | Planar type electromagnetic actuator |
JP2007183574A (en) * | 2005-12-09 | 2007-07-19 | Canon Inc | Oscillating system and optical deflector |
JP2009217193A (en) * | 2008-03-13 | 2009-09-24 | Seiko Epson Corp | Optical deflector and method of manufacturing the same |
JP5206610B2 (en) * | 2008-08-25 | 2013-06-12 | セイコーエプソン株式会社 | Actuator, optical scanner and image forming apparatus |
JP2011128203A (en) * | 2009-12-15 | 2011-06-30 | Toyota Central R&D Labs Inc | Optical device |
-
2011
- 2011-11-08 JP JP2011244213A patent/JP5923933B2/en not_active Expired - Fee Related
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