JPH0212619U - - Google Patents
Info
- Publication number
- JPH0212619U JPH0212619U JP9069988U JP9069988U JPH0212619U JP H0212619 U JPH0212619 U JP H0212619U JP 9069988 U JP9069988 U JP 9069988U JP 9069988 U JP9069988 U JP 9069988U JP H0212619 U JPH0212619 U JP H0212619U
- Authority
- JP
- Japan
- Prior art keywords
- slit
- rotary encoder
- photointerrupters
- disk
- rotates
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Description
第１図は本考案の円盤とホトインタラプタの構
成図、第２図は出力タイミングパルス列、第３図
は基本的なロータリエンコーダの回路図、第４図
は従来の回転方向検出のための円盤とホトインタ
ラプタの構成図、第５図は従来の出力タイミング
パルス列である。
１，１′……ホトインタラプタ、２……円盤、
３，３′，３″……スリツト、４……ＬＥＤ、５
……ホトトランジスタ、６，７……抵抗、８……
インバータ、９……出力。
Figure 1 is a configuration diagram of the disc and photointerrupter of the present invention, Figure 2 is an output timing pulse train, Figure 3 is a circuit diagram of a basic rotary encoder, and Figure 4 is a diagram of a conventional disc and photointerrupter for detecting rotational direction. FIG. 5, a block diagram of a photointerrupter, shows a conventional output timing pulse train. 1, 1'...Photo interrupter, 2...Disc,
3, 3', 3''...slit, 4...LED, 5
...Phototransistor, 6,7...Resistor, 8...
Inverter, 9...output.
Claims (1)
ツトの大きさを少なくとも３種類以上の幅にする
ことを特徴とするロータリ・エンコーダ。 A rotary encoder characterized in that the size of the slit in the disk that rotates in the gap between the photointerrupters has at least three different widths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9069988U JPH0212619U (en) | 1988-07-08 | 1988-07-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9069988U JPH0212619U (en) | 1988-07-08 | 1988-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0212619U true JPH0212619U (en) | 1990-01-26 |
Family
ID=31315212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9069988U Pending JPH0212619U (en) | 1988-07-08 | 1988-07-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0212619U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11118523A (en) * | 1997-07-31 | 1999-04-30 | Robert Bosch Gmbh | Optical increment transmitter |
| JP2001146341A (en) * | 1999-11-20 | 2001-05-29 | Samsung Electronics Co Ltd | Transfer jam sensing device for wet electrophotographic color printing press |
| DE10221434B4 (en) * | 2001-05-22 | 2007-11-22 | Funai Electric Co., Ltd., Daito | Rotation detection apparatus |
| JP2013071427A (en) * | 2011-09-29 | 2013-04-22 | Dainippon Screen Mfg Co Ltd | Inkjet printer |
-
1988
- 1988-07-08 JP JP9069988U patent/JPH0212619U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11118523A (en) * | 1997-07-31 | 1999-04-30 | Robert Bosch Gmbh | Optical increment transmitter |
| JP2001146341A (en) * | 1999-11-20 | 2001-05-29 | Samsung Electronics Co Ltd | Transfer jam sensing device for wet electrophotographic color printing press |
| DE10221434B4 (en) * | 2001-05-22 | 2007-11-22 | Funai Electric Co., Ltd., Daito | Rotation detection apparatus |
| JP2013071427A (en) * | 2011-09-29 | 2013-04-22 | Dainippon Screen Mfg Co Ltd | Inkjet printer |
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