JPS61163986U - - Google Patents
Info
- Publication number
- JPS61163986U JPS61163986U JP2788585U JP2788585U JPS61163986U JP S61163986 U JPS61163986 U JP S61163986U JP 2788585 U JP2788585 U JP 2788585U JP 2788585 U JP2788585 U JP 2788585U JP S61163986 U JPS61163986 U JP S61163986U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- pick
- magnetic field
- rotating magnetic
- rotary transformer
- 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
- 239000000284 extract Substances 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Description
第１図は本考案の一実施例の回転磁界発生用コ
イル及びピツクアツプコイル部分の原理的な構成
を示す平面図、第２図はその実施例のロータリー
トランスフオーマ部の原理的な構造を示す縦断面
図、第３図及び第４図はそれぞれ互いに異なる方
式の従来のタコメータの原理的な構成を示す斜視
図、第５図は第１図実施例の入出力特性を示す図
である。
１…回転軸、２…マグネツト、３…ピツクアツ
プコイル、４…光源、５…円板、５ａ…スリツト
、６…光電変換素子、７…レンズ、８…回転磁界
発生用コイル、９…ピツクアツプコイル、１０…
１次コイル、１１…２次コイル。
Fig. 1 is a plan view showing the basic structure of the rotating magnetic field generating coil and pickup coil portion of an embodiment of the present invention, and Fig. 2 is a longitudinal cross-sectional view showing the basic structure of the rotary transformer section of the embodiment. The top view, FIGS. 3 and 4 are perspective views showing the basic structure of conventional tachometers of different systems, respectively, and FIG. 5 is a diagram showing the input/output characteristics of the embodiment shown in FIG. 1. DESCRIPTION OF SYMBOLS 1...Rotating shaft, 2...Magnet, 3...Pickup coil, 4...Light source, 5...Disc, 5a...Slit, 6...Photoelectric conversion element, 7...Lens, 8...Rotating magnetic field generation coil, 9...Pickup coil, 10...
Primary coil, 11...secondary coil.
Claims (1)
プコイルと、このピツクアツプコイルに回転磁界
を与えるステーターと、前記ピツクアツプコイル
に誘起した電圧を取り出すロータリートランスフ
オーマとを備えるタコメータ。 A tachometer comprising a pick-up coil attached to a rotating body to be measured, a stator that applies a rotating magnetic field to the pick-up coil, and a rotary transformer that extracts a voltage induced in the pick-up coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2788585U JPS61163986U (en) | 1985-02-27 | 1985-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2788585U JPS61163986U (en) | 1985-02-27 | 1985-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61163986U true JPS61163986U (en) | 1986-10-11 |
Family
ID=30525252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2788585U Pending JPS61163986U (en) | 1985-02-27 | 1985-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61163986U (en) |
-
1985
- 1985-02-27 JP JP2788585U patent/JPS61163986U/ja active Pending