JPH0190022U - - Google Patents

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Publication number
JPH0190022U
JPH0190022U JP18654087U JP18654087U JPH0190022U JP H0190022 U JPH0190022 U JP H0190022U JP 18654087 U JP18654087 U JP 18654087U JP 18654087 U JP18654087 U JP 18654087U JP H0190022 U JPH0190022 U JP H0190022U
Authority
JP
Japan
Prior art keywords
polygon mirror
rotating member
axis
attached
flange
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.)
Granted
Application number
JP18654087U
Other languages
English (en)
Other versions
JPH0725774Y2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1987186540U priority Critical patent/JPH0725774Y2/ja
Publication of JPH0190022U publication Critical patent/JPH0190022U/ja
Application granted granted Critical
Publication of JPH0725774Y2 publication Critical patent/JPH0725774Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Mechanical Optical Scanning Systems (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の実施例を示す縦断側面図、
第2図はこの考案のポリゴンミラーの一例を示す
平面図、第3図は従来のポリゴンミラーを示す平
面図である。 図中、14は軸、16はスリーブ、17はフラ
ンジ、20はポリゴンミラー、22は反射面、2
3は貫通穴、26はねじ、Oはポリゴンミラーの
軸心、Bは隣り合う反射面の接続個所、Cはポリ
ゴンミラーの軸心を中心とする円、Pは直線OB
と円Cとの交点である。

Claims (1)

    【実用新案登録請求の範囲】
  1. フランジを設けた回転部材に嵌合されるポリゴ
    ンミラーの外周面は、反射面と反射面とが隣接し
    て軸と直角方向断面が等辺多角形状であつて軸方
    向の貫通穴を複数個有し、前記ポリゴンミラーを
    回転部材のフランジ上に配置して貫通穴に挿通し
    たねじを利用して回転部材に取り付けてなるポリ
    ゴンミラー装置において、前記ポリゴンミラーの
    貫通穴をポリゴンミラーの軸心から隣り合う反射
    面の各接続個所へ向かう直線とポリゴンミラーの
    軸心を中心とする一つの円との交点にそれぞれ配
    設し、円周方向に等間隔に位置する貫通穴に挿通
    したねじによりポリゴンミラーを回転部材に取り
    付けたことを特徴とするポリゴンミラー装置。
JP1987186540U 1987-12-08 1987-12-08 ポリゴンミラー装置 Expired - Lifetime JPH0725774Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987186540U JPH0725774Y2 (ja) 1987-12-08 1987-12-08 ポリゴンミラー装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987186540U JPH0725774Y2 (ja) 1987-12-08 1987-12-08 ポリゴンミラー装置

Publications (2)

Publication Number Publication Date
JPH0190022U true JPH0190022U (ja) 1989-06-14
JPH0725774Y2 JPH0725774Y2 (ja) 1995-06-07

Family

ID=31477764

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987186540U Expired - Lifetime JPH0725774Y2 (ja) 1987-12-08 1987-12-08 ポリゴンミラー装置

Country Status (1)

Country Link
JP (1) JPH0725774Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9709092B2 (en) 2014-05-12 2017-07-18 Nidec Copal Electronics Corporation Fluid dynamic bearing, motor, and optical deflector

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63167327A (ja) * 1986-12-27 1988-07-11 Ricoh Co Ltd ポリゴンミラ−の係止方法
JPS63167328A (ja) * 1986-12-27 1988-07-11 Ricoh Co Ltd ポリゴンミラ−の係止方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63167327A (ja) * 1986-12-27 1988-07-11 Ricoh Co Ltd ポリゴンミラ−の係止方法
JPS63167328A (ja) * 1986-12-27 1988-07-11 Ricoh Co Ltd ポリゴンミラ−の係止方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9709092B2 (en) 2014-05-12 2017-07-18 Nidec Copal Electronics Corporation Fluid dynamic bearing, motor, and optical deflector

Also Published As

Publication number Publication date
JPH0725774Y2 (ja) 1995-06-07

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