JPS5520546B2 - - Google Patents
Info
- Publication number
- JPS5520546B2 JPS5520546B2 JP14870275A JP14870275A JPS5520546B2 JP S5520546 B2 JPS5520546 B2 JP S5520546B2 JP 14870275 A JP14870275 A JP 14870275A JP 14870275 A JP14870275 A JP 14870275A JP S5520546 B2 JPS5520546 B2 JP S5520546B2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
- G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
- G01P3/486—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by photo-electric detectors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
- Optical Transform (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14870275A JPS5272244A (en) | 1975-12-12 | 1975-12-12 | Detector for rotary speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14870275A JPS5272244A (en) | 1975-12-12 | 1975-12-12 | Detector for rotary speed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5272244A JPS5272244A (en) | 1977-06-16 |
| JPS5520546B2 true JPS5520546B2 (en) | 1980-06-03 |
Family
ID=15458676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14870275A Granted JPS5272244A (en) | 1975-12-12 | 1975-12-12 | Detector for rotary speed |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5272244A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55164271U (en) * | 1979-05-09 | 1980-11-26 | ||
| JPS58182162U (en) * | 1982-05-31 | 1983-12-05 | 日本電気ホームエレクトロニクス株式会社 | Rotation speed detection device |
| JPS636418A (en) * | 1986-06-27 | 1988-01-12 | Yokogawa Electric Corp | Encoder |
| JPS6449915A (en) * | 1987-08-20 | 1989-02-27 | Fanuc Ltd | Shaft run-out insensitive type optical rotary encoder |
| JP2009042191A (en) * | 2007-08-10 | 2009-02-26 | Toyohashi Univ Of Technology | Rotation fluctuation measuring device and scale section |
-
1975
- 1975-12-12 JP JP14870275A patent/JPS5272244A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5272244A (en) | 1977-06-16 |