JPH0196792U - - Google Patents
Info
- Publication number
- JPH0196792U JPH0196792U JP1987192059U JP19205987U JPH0196792U JP H0196792 U JPH0196792 U JP H0196792U JP 1987192059 U JP1987192059 U JP 1987192059U JP 19205987 U JP19205987 U JP 19205987U JP H0196792 U JPH0196792 U JP H0196792U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- voltage
- frequency
- differential amplifier
- rotational speed
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Electric Motors In General (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987192059U JPH0196792U (fr) | 1987-12-18 | 1987-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987192059U JPH0196792U (fr) | 1987-12-18 | 1987-12-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0196792U true JPH0196792U (fr) | 1989-06-27 |
Family
ID=31482935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987192059U Pending JPH0196792U (fr) | 1987-12-18 | 1987-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0196792U (fr) |
-
1987
- 1987-12-18 JP JP1987192059U patent/JPH0196792U/ja active Pending