JPS6450315U - - Google Patents
Info
- Publication number
- JPS6450315U JPS6450315U JP14668687U JP14668687U JPS6450315U JP S6450315 U JPS6450315 U JP S6450315U JP 14668687 U JP14668687 U JP 14668687U JP 14668687 U JP14668687 U JP 14668687U JP S6450315 U JPS6450315 U JP S6450315U
- Authority
- JP
- Japan
- Prior art keywords
- encoder
- motor
- magnetic drum
- small
- magnetized
- 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
- 230000000694 effects Effects 0.000 claims 1
- 230000005405 multipole Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Brushless Motors (AREA)
- Dc Machiner (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図は本考案の一実施例におけるエンコーダ
付小型直流モータのエンコーダ部の斜視図、第２
図は同エンコーダ付小型直流モータの上面図、第
３図は同エンコーダ付小型直流モータのエンコー
ダ部の側面図、第４図は同エンコーダ部の出力信
号波形図、第５図は従来のエンコーダ付小型直流
モータのエンコーダ部の斜視図である。
１……モータ、１ａ……シヤフト、２……磁気
抵抗効果素子、３……磁気ドラム、４……バイア
スマグネツト。
Fig. 1 is a perspective view of the encoder section of a small DC motor with an encoder according to an embodiment of the present invention;
The figure is a top view of the small DC motor with the same encoder, Figure 3 is a side view of the encoder part of the small DC motor with the same encoder, Figure 4 is an output signal waveform diagram of the encoder part, and Figure 5 is the conventional encoder equipped. FIG. 2 is a perspective view of an encoder section of a small DC motor. 1... Motor, 1a... Shaft, 2... Magnetoresistive element, 3... Magnetic drum, 4... Bias magnet.
Claims (1)
の磁気ドラムと、これらの２段から構成される磁
気ドラムの着磁面にそれぞれ対向配置された２個
のパターンを有する磁気抵抗効果素子を備えた、
エンコーダ付小型直流モータ。 Magnetoresistive effect with a two-stage magnetic drum that is multi-pole magnetized with a different number of magnetic poles, and two patterns that are placed opposite each other on the magnetized surface of the magnetic drum made up of these two stages. Equipped with an element,
Small DC motor with encoder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14668687U JPS6450315U (en) | 1987-09-25 | 1987-09-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14668687U JPS6450315U (en) | 1987-09-25 | 1987-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6450315U true JPS6450315U (en) | 1989-03-28 |
Family
ID=31416407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14668687U Pending JPS6450315U (en) | 1987-09-25 | 1987-09-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6450315U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06261519A (en) * | 1993-03-10 | 1994-09-16 | Sony Corp | Rotation detector |
| JP2005249791A (en) * | 2004-03-03 | 2005-09-15 | Carl Freudenberg Kg | Angle measuring device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62116212A (en) * | 1985-11-15 | 1987-05-27 | Hitachi Ltd | Magnetic drum of plural-channel encoder |
-
1987
- 1987-09-25 JP JP14668687U patent/JPS6450315U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62116212A (en) * | 1985-11-15 | 1987-05-27 | Hitachi Ltd | Magnetic drum of plural-channel encoder |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06261519A (en) * | 1993-03-10 | 1994-09-16 | Sony Corp | Rotation detector |
| JP2005249791A (en) * | 2004-03-03 | 2005-09-15 | Carl Freudenberg Kg | Angle measuring device |