JPS6333409U - - Google Patents

Info

Publication number
JPS6333409U
JPS6333409U JP11998187U JP11998187U JPS6333409U JP S6333409 U JPS6333409 U JP S6333409U JP 11998187 U JP11998187 U JP 11998187U JP 11998187 U JP11998187 U JP 11998187U JP S6333409 U JPS6333409 U JP S6333409U
Authority
JP
Japan
Prior art keywords
output signal
slit
rotation angle
detection device
circuit
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
JP11998187U
Other languages
Japanese (ja)
Other versions
JPH0428007Y2 (en
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 JP1987119981U priority Critical patent/JPH0428007Y2/ja
Publication of JPS6333409U publication Critical patent/JPS6333409U/ja
Application granted granted Critical
Publication of JPH0428007Y2 publication Critical patent/JPH0428007Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の回転角度検出装置の構成図、第
２図は従来の回転板の平面図、第３第４図は夫々
従来の回転角度検出装置の回路図および各部の出
力波形図、第５図はこの考案に係る回転角度検出
装置の構成図、第６図はこの考案に係る回転板の
平面図、第７図第８図は夫々この考案に係る回転
角度検出装置の回路図および各部出力波形図であ
る。 １……回転軸、３……発光素子、５……受光素
子、１０……波形整形回路、１２……回転板、１
２ａ，１２ｂ……スリツト、１４……信号分離回
路、１５……積分回路、１６……リセツト回路、
１７……比較回路、１８，２１……ＡＮＤ回路、
１９……フリツプフロツプ回路、２０……インバ
ータ回路。なお、図中同一符号は同一または相当
部分を示す。 Fig. 1 is a configuration diagram of a conventional rotation angle detection device, Fig. 2 is a plan view of a conventional rotary plate, Figs. 5 is a block diagram of the rotation angle detection device according to this invention, FIG. 6 is a plan view of the rotating plate according to this invention, and FIG. 7 and 8 are circuit diagrams and various parts of the rotation angle detection device according to this invention, respectively. It is an output waveform diagram. DESCRIPTION OF SYMBOLS 1... Rotating shaft, 3... Light emitting element, 5... Light receiving element, 10... Waveform shaping circuit, 12... Rotating plate, 1
2a, 12b...Slit, 14...Signal separation circuit, 15...Integrator circuit, 16...Reset circuit,
17... Comparison circuit, 18, 21... AND circuit,
19...Flip-flop circuit, 20...Inverter circuit. Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 回転軸の回転角度を検出する二種類の信号を発
生する回転角度検出装置において、回転軸に取付
けられ、円周状に等間隔で複数個設けられた第１
のスリツトと、この第１のスリツトのうちの一部
の幅を他のものと円周方向に異らせて形成された
第２のスリツトとを有する回転板と、この回転板
の両側に上記スリツトを介して相対向するよう配
設された一対の発光部および受光部と、この受光
部の出力を矩形波に整形する波形整形回路と、こ
の波形整形回路の出力信号のみに基いて該出力信
号のうち上記第２のスリツトに対応した出力信号
を上記第１のスリツトに対応した出力信号から分
離する信号分離回路を備えたことを特徴とする回
転角度検出装置。 In a rotation angle detection device that generates two types of signals to detect the rotation angle of a rotation shaft, a plurality of first
a rotary plate having a second slit formed by making some of the first slits different in width from the other slits in the circumferential direction; A pair of light emitting section and light receiving section are arranged to face each other through a slit, a waveform shaping circuit that shapes the output of the light receiving section into a rectangular wave, and an output signal based only on the output signal of this waveform shaping circuit. A rotation angle detection device comprising a signal separation circuit that separates an output signal corresponding to the second slit out of the signals from an output signal corresponding to the first slit.
JP1987119981U 1987-08-04 1987-08-04 Expired JPH0428007Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987119981U JPH0428007Y2 (en) 1987-08-04 1987-08-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987119981U JPH0428007Y2 (en) 1987-08-04 1987-08-04

Publications (2)

Publication Number Publication Date
JPS6333409U true JPS6333409U (en) 1988-03-03
JPH0428007Y2 JPH0428007Y2 (en) 1992-07-07

Family

ID=31007869

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987119981U Expired JPH0428007Y2 (en) 1987-08-04 1987-08-04

Country Status (1)

Country Link
JP (1) JPH0428007Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0626886A (en) * 1992-03-23 1994-02-04 Miles Inc Position sensing and operation confirming assembly for electric mechanism
JP2006254550A (en) * 2005-03-09 2006-09-21 Ricoh Co Ltd Drive control device and image forming apparatus
JP2011212830A (en) * 2010-04-02 2011-10-27 Efumekku Kk Grinding method and grinding device for vane pump rotor

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5349639A (en) * 1976-10-15 1978-05-06 Nippon Denso Co Ltd Detector for rotary reference position

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5349639A (en) * 1976-10-15 1978-05-06 Nippon Denso Co Ltd Detector for rotary reference position

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0626886A (en) * 1992-03-23 1994-02-04 Miles Inc Position sensing and operation confirming assembly for electric mechanism
JP2006254550A (en) * 2005-03-09 2006-09-21 Ricoh Co Ltd Drive control device and image forming apparatus
JP4676790B2 (en) * 2005-03-09 2011-04-27 株式会社リコー Drive control apparatus and image forming apparatus
JP2011212830A (en) * 2010-04-02 2011-10-27 Efumekku Kk Grinding method and grinding device for vane pump rotor

Also Published As

Publication number Publication date
JPH0428007Y2 (en) 1992-07-07

Similar Documents

Publication Publication Date Title
JPS6333409U (en)
JPH0351316U (en)
JPH024975U (en)
JPH0225816U (en)
JPS62161427U (en)
JPS61158042U (en)
JPS6124616U (en) optical rotary encoder
JPS63141460U (en)
JPS63153171U (en)
JPS6346804Y2 (en)
JPS5830814U (en) rotary encoder
JPS6228176U (en)
JPS62121510U (en)
JPS60107723U (en) Rotation angle detection device
JPS6453913U (en)
JPS6410622U (en)
JPS5941713U (en) Rotation angle detection device
JPS62138297U (en)
JPH03113124U (en)
JPS6237712U (en)
JPS63185520U (en)
JPH0184069U (en)
JPS6433074U (en)
JPS6176330U (en)
JPH02133612U (en)