JPH0381513U - - Google Patents
Info
- Publication number
- JPH0381513U JPH0381513U JP14274289U JP14274289U JPH0381513U JP H0381513 U JPH0381513 U JP H0381513U JP 14274289 U JP14274289 U JP 14274289U JP 14274289 U JP14274289 U JP 14274289U JP H0381513 U JPH0381513 U JP H0381513U
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- printed circuit
- magnetic drum
- magnetization pattern
- detected
- 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
- 230000005415 magnetization Effects 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 1
- 239000000696 magnetic material Substances 0.000 description 1
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図ないし第５図は本考案の実施例を説明す
るためのもので、第１図及び第２図は第１の実施
例を示し、第１図は分解斜視図、第２図は要部斜
視図、第３図ないし第５図は、第２の実施例を示
し、第３図は側面からの要部断面図、第４図は正
面からの要部断面図、第５図は要部平面図、第６
図及び第７図は従来の別々のロータリーエンコー
ダの要部断面図である。
１５……モータ、１５ａ……回転軸、１６……
磁気ドラム、１８……磁性体、２０……ガイド部
材、２１……ホルダー部、２２……ブツシユ部、
２２ａ……上開口、２２ｂ……側開口、３２……
プリント基板、３４……回路部品、３５……ハー
ネス、３６……フレキシブルフラツトケーブル、
３７……磁気感応素子、４０……キヤツプ、５０
……ケーブル。
Figures 1 to 5 are for explaining an embodiment of the present invention. Figures 1 and 2 show the first embodiment, Figure 1 is an exploded perspective view, and Figure 2 is an essential part. 3 to 5 show the second embodiment, FIG. 3 is a sectional view of the main part from the side, FIG. 4 is a sectional view of the main part from the front, and FIG. 5 is a sectional view of the main part from the front. Sectional plan, No. 6
7 and 7 are sectional views of main parts of separate conventional rotary encoders. 15...Motor, 15a...Rotating shaft, 16...
Magnetic drum, 18...Magnetic material, 20...Guide member, 21...Holder section, 22...Button section,
22a...Top opening, 22b...Side opening, 32...
Printed circuit board, 34...Circuit components, 35...Harness, 36...Flexible flat cable,
37... Magnetic sensing element, 40... Cap, 50
……cable.
Claims (1)
回転軸に磁気ドラムを連結し、前記磁気ドラムの
周面には回転方向に磁化パターンを形成し、前記
磁化パターンに磁気感応素子を近接対向して配し
、前記磁気感応素子によつて前記磁化パターンを
検知し、検知信号をプリント基板に設けた信号処
理回路に入力し、前記磁気ドラムの回転を検出す
るようにしたロータリーエンコーダにおいて、前
記磁気感応素子と前記プリント基板とを取付けた
ガイド部材に、前記プリント基板と外部回路とを
接続する配線を保持するブツシユ部を一体に設け
、該ブツシユ部を前記モータ本体とキヤツプとの
間に介在させたことを特徴とするロータリーエン
コーダ。 A magnetic drum is connected to the rotating shaft of the motor in a cap attached to the motor body, a magnetization pattern is formed on the circumferential surface of the magnetic drum in the rotational direction, and a magnetically sensitive element is disposed in close opposition to the magnetization pattern. In the rotary encoder, the magnetization pattern is detected by the magnetically sensitive element, a detection signal is input to a signal processing circuit provided on a printed circuit board, and rotation of the magnetic drum is detected. and a guide member to which the printed circuit board is attached are integrally provided with a bushing portion for holding wiring connecting the printed circuit board and an external circuit, and the bushing portion is interposed between the motor body and the cap. A rotary encoder featuring:
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14274289U JPH0381513U (en) | 1989-12-12 | 1989-12-12 | |
| US07/587,303 US5122741A (en) | 1989-12-06 | 1990-09-24 | Holding members for sensor and wiring members of magnetic rotary encoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14274289U JPH0381513U (en) | 1989-12-12 | 1989-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0381513U true JPH0381513U (en) | 1991-08-20 |
Family
ID=31689558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14274289U Pending JPH0381513U (en) | 1989-12-06 | 1989-12-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0381513U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004255559A (en) * | 2002-12-17 | 2004-09-16 | Delaware Capital Formation Inc | Electric clamp |
| JP2010117207A (en) * | 2008-11-12 | 2010-05-27 | Nippon Densan Corp | Rotary encoder |
-
1989
- 1989-12-12 JP JP14274289U patent/JPH0381513U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004255559A (en) * | 2002-12-17 | 2004-09-16 | Delaware Capital Formation Inc | Electric clamp |
| JP4641718B2 (en) * | 2002-12-17 | 2011-03-02 | デラウエア キャピタル フォーメイション、インコーポレイテッド | Electric clamp |
| JP2010117207A (en) * | 2008-11-12 | 2010-05-27 | Nippon Densan Corp | Rotary encoder |
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