JPS5397473A - Detecting system for number of revolution - Google Patents
Detecting system for number of revolutionInfo
- Publication number
- JPS5397473A JPS5397473A JP1136477A JP1136477A JPS5397473A JP S5397473 A JPS5397473 A JP S5397473A JP 1136477 A JP1136477 A JP 1136477A JP 1136477 A JP1136477 A JP 1136477A JP S5397473 A JPS5397473 A JP S5397473A
- Authority
- JP
- Japan
- Prior art keywords
- revolution
- detecting system
- sampleholding
- affection
- highly accurate
- 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.)
- Granted
Links
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
PURPOSE: To perform highly accurate detection without affection of temperature and time drift with less number of parts by generating saw tooth waves by one of the optical detection signals of plural sets of mutually shifted pattern pairs and sampleholding by the other.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1136477A JPS5397473A (en) | 1977-02-04 | 1977-02-04 | Detecting system for number of revolution |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1136477A JPS5397473A (en) | 1977-02-04 | 1977-02-04 | Detecting system for number of revolution |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5397473A true JPS5397473A (en) | 1978-08-25 |
JPS5737029B2 JPS5737029B2 (en) | 1982-08-07 |
Family
ID=11775963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1136477A Granted JPS5397473A (en) | 1977-02-04 | 1977-02-04 | Detecting system for number of revolution |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5397473A (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49121578U (en) * | 1973-02-13 | 1974-10-17 | ||
JPS5124174U (en) * | 1974-08-06 | 1976-02-21 |
-
1977
- 1977-02-04 JP JP1136477A patent/JPS5397473A/en active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49121578U (en) * | 1973-02-13 | 1974-10-17 | ||
JPS5124174U (en) * | 1974-08-06 | 1976-02-21 |
Also Published As
Publication number | Publication date |
---|---|
JPS5737029B2 (en) | 1982-08-07 |
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