JP5437162B2 - 光走査装置および画像形成装置 - Google Patents
光走査装置および画像形成装置 Download PDFInfo
- Publication number
- JP5437162B2 JP5437162B2 JP2010112105A JP2010112105A JP5437162B2 JP 5437162 B2 JP5437162 B2 JP 5437162B2 JP 2010112105 A JP2010112105 A JP 2010112105A JP 2010112105 A JP2010112105 A JP 2010112105A JP 5437162 B2 JP5437162 B2 JP 5437162B2
- Authority
- JP
- Japan
- Prior art keywords
- pressing
- scanning device
- optical scanning
- unit
- lens
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
- G03G15/043—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure
- G03G15/0435—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for controlling illumination or exposure by introducing an optical element in the optical path, e.g. a filter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/47—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light
- B41J2/471—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light using dot sequential main scanning by means of a light deflector, e.g. a rotating polygonal mirror
- B41J2/473—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using the combination of scanning and modulation of light using dot sequential main scanning by means of a light deflector, e.g. a rotating polygonal mirror using multiple light beams, wavelengths or colours
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/12—Scanning systems using multifaceted mirrors
- G02B26/123—Multibeam scanners, e.g. using multiple light sources or beam splitters
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/12—Scanning systems using multifaceted mirrors
- G02B26/125—Details of the optical system between the polygonal mirror and the image plane
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
- G03G15/0105—Details of unit
- G03G15/011—Details of unit for exposing
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/01—Apparatus for electrophotographic processes for producing multicoloured copies
- G03G2215/0103—Plural electrographic recording members
- G03G2215/0119—Linear arrangement adjacent plural transfer points
- G03G2215/0122—Linear arrangement adjacent plural transfer points primary transfer to an intermediate transfer belt
- G03G2215/0125—Linear arrangement adjacent plural transfer points primary transfer to an intermediate transfer belt the linear arrangement being horizontal or slanted
- G03G2215/0132—Linear arrangement adjacent plural transfer points primary transfer to an intermediate transfer belt the linear arrangement being horizontal or slanted vertical medium transport path at the secondary transfer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Facsimile Scanning Arrangements (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Laser Beam Printer (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
Description
30−光走査装置
100−画像形成装置
310−レーザダイオード
390−第3fθレンズ
391−調整バー
392−凸部
393−凸部
395−押圧部
397−移動規制部
400−カム部
401−ホルダー
Claims (5)
- 光源から感光体に至る光路間に配置される光学素子であって前記光源から放射された走査線を補正するための光学素子と、
前記光学素子の長手方向における一側面に対して平行に配置される調整部であって、前記光学素子の長手方向における複数個所において前記光学素子を押圧可能な複数の凸部を有する調整部と、
前記光学素子の長手方向に対して平行方向に移動可能な押圧部であって、前記調整部を前記調整部の長手方向の一つの位置で押圧することにより、前記調整部の複数の凸部のそれぞれの押圧力を所定の大きさにして、前記調整部の全体を前記光学素子に向けて押圧する押圧部と、
前記押圧部の移動を規制するための移動規制部と、
を備える光走査装置。 - 前記押圧部は、回転させることによって前記調整部に対する該押圧部の押圧力を調整可能なカム部と連結している請求項1に記載の光走査装置。
- 前記光学素子、前記調整部、前記押圧部および前記移動規制部を一体的に保持するホルダーであって光走査装置本体から着脱可能なホルダーを備える請求項1または2に記載の光走査装置。
- 前記調整部、前記押圧部および前記移動規制部は、前記光学素子を挟んで対称に配置され、
一方の前記調整部の両最端の凸部の間隔は、他方の前記調整部の両最端の凸部の間隔よりも狭い請求項1〜3のいずれか1項に記載の光走査装置。 - 感光体と、
前記感光体に向けて、画像情報に基づいて変調された走査線を照射する請求項1〜4のいずれか1項に記載の光走査装置と、
を備える画像形成装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010112105A JP5437162B2 (ja) | 2010-05-14 | 2010-05-14 | 光走査装置および画像形成装置 |
US13/092,503 US20110279623A1 (en) | 2010-05-14 | 2011-04-22 | Optical scanning device and image forming apparatus |
CN2011101261611A CN102243370A (zh) | 2010-05-14 | 2011-05-12 | 光学扫描装置和图像形成设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010112105A JP5437162B2 (ja) | 2010-05-14 | 2010-05-14 | 光走査装置および画像形成装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011242446A JP2011242446A (ja) | 2011-12-01 |
JP5437162B2 true JP5437162B2 (ja) | 2014-03-12 |
Family
ID=44911437
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010112105A Active JP5437162B2 (ja) | 2010-05-14 | 2010-05-14 | 光走査装置および画像形成装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20110279623A1 (ja) |
JP (1) | JP5437162B2 (ja) |
CN (1) | CN102243370A (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5871834B2 (ja) * | 2013-01-31 | 2016-03-01 | 京セラドキュメントソリューションズ株式会社 | 光学部材の調整機構、光走査装置、画像形成装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6496215B2 (en) * | 2000-12-15 | 2002-12-17 | Xerox Corporation | Thermal scan line bow adjustment in an optical scanning system |
JP2005062258A (ja) * | 2003-08-19 | 2005-03-10 | Canon Inc | 走査光学装置およびカラー画像形成装置 |
JP4537285B2 (ja) * | 2004-07-29 | 2010-09-01 | キヤノン株式会社 | 走査線湾曲補正機構を有する光学走査装置 |
US7684100B2 (en) * | 2004-11-26 | 2010-03-23 | Ricoh Company, Ltd. | Optical-element holding device, method of adjusting shape of optical element, optical-element shape adjusting device, method of correcting scanning line variation, optical scanning device, and image forming apparatus |
JP4661479B2 (ja) * | 2005-09-16 | 2011-03-30 | 富士ゼロックス株式会社 | 光走査装置、及び画像形成装置 |
JP5352988B2 (ja) * | 2007-05-01 | 2013-11-27 | 株式会社リコー | 構造組立体、光走査装置、及び、画像形成装置 |
US7937983B2 (en) * | 2007-05-01 | 2011-05-10 | Ricoh Company, Ltd. | Curved surface forming apparatus, optical scanning apparatus, and image forming apparatus |
JP2009014786A (ja) * | 2007-06-29 | 2009-01-22 | Konica Minolta Business Technologies Inc | 光走査装置 |
JP5354323B2 (ja) * | 2007-07-02 | 2013-11-27 | 株式会社リコー | 光走査装置及び画像形成装置 |
-
2010
- 2010-05-14 JP JP2010112105A patent/JP5437162B2/ja active Active
-
2011
- 2011-04-22 US US13/092,503 patent/US20110279623A1/en not_active Abandoned
- 2011-05-12 CN CN2011101261611A patent/CN102243370A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
CN102243370A (zh) | 2011-11-16 |
JP2011242446A (ja) | 2011-12-01 |
US20110279623A1 (en) | 2011-11-17 |
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