JPS6379522U - - Google Patents
Info
- Publication number
- JPS6379522U JPS6379522U JP17451586U JP17451586U JPS6379522U JP S6379522 U JPS6379522 U JP S6379522U JP 17451586 U JP17451586 U JP 17451586U JP 17451586 U JP17451586 U JP 17451586U JP S6379522 U JPS6379522 U JP S6379522U
- Authority
- JP
- Japan
- Prior art keywords
- optical disk
- recorded
- codes
- converts
- measured
- 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
- 230000003287 optical effect Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Optical Transform (AREA)
Description
第１図は本考案の一実施例に係わる光デイスク
を用いた回転数検出装置を示す構成図である。
１１……光デイスク、１２……回転機構、１３
……回転軸、１４……光デイスク読取り装置、１
５……デジタル／アナログ信号変換器。
FIG. 1 is a configuration diagram showing a rotation speed detection device using an optical disk according to an embodiment of the present invention. 11... Optical disk, 12... Rotating mechanism, 13
... Rotating shaft, 14 ... Optical disk reader, 1
5...Digital/analog signal converter.
Claims (1)
的に記録された光デイスクと、この光デイスクに
レーザ光を照射しデイスクの回転に伴い記録符号
数を読取る光デイスク読取り装置と、この光デイ
スク読取り装置により読取つた記録符号数に対応
するデジタル信号をアナログ信号に変換し上記被
測定回転体の回転数に換算する信号変換器とを具
備したことを特徴とする光デイスクを用いた回転
数検出装置。 An optical disk on which a large number of codes are regularly recorded and rotates together with a rotating body to be measured, an optical disk reading device that irradiates the optical disk with a laser beam and reads the number of recorded codes as the disk rotates, and an optical disk reader. A rotational speed detection device using an optical disk, comprising a signal converter that converts a digital signal corresponding to the number of recorded codes read by the device into an analog signal and converts it into the rotational speed of the rotating body to be measured. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17451586U JPS6379522U (en) | 1986-11-13 | 1986-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17451586U JPS6379522U (en) | 1986-11-13 | 1986-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6379522U true JPS6379522U (en) | 1988-05-26 |
Family
ID=31112969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17451586U Pending JPS6379522U (en) | 1986-11-13 | 1986-11-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6379522U (en) |
-
1986
- 1986-11-13 JP JP17451586U patent/JPS6379522U/ja active Pending
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