JPS6345107B2 - - Google Patents
Info
- Publication number
- JPS6345107B2 JPS6345107B2 JP55052714A JP5271480A JPS6345107B2 JP S6345107 B2 JPS6345107 B2 JP S6345107B2 JP 55052714 A JP55052714 A JP 55052714A JP 5271480 A JP5271480 A JP 5271480A JP S6345107 B2 JPS6345107 B2 JP S6345107B2
- Authority
- JP
- Japan
- Prior art keywords
- drum
- conductor
- potential
- surface potential
- output
- 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.)
- Expired
Links
- 239000004020 conductor Substances 0.000 claims description 27
- 230000006698 induction Effects 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 3
- 230000001939 inductive effect Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000013459 approach Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/24—Arrangements for measuring quantities of charge
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Or Security For Electrophotography (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5271480A JPS56150361A (en) | 1980-04-21 | 1980-04-21 | Surface electrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5271480A JPS56150361A (en) | 1980-04-21 | 1980-04-21 | Surface electrometer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56150361A JPS56150361A (en) | 1981-11-20 |
| JPS6345107B2 true JPS6345107B2 (enrdf_load_stackoverflow) | 1988-09-08 |
Family
ID=12922565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5271480A Granted JPS56150361A (en) | 1980-04-21 | 1980-04-21 | Surface electrometer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56150361A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60117262A (ja) * | 1983-11-29 | 1985-06-24 | Mita Ind Co Ltd | 感光体ドラムの表面電位検出方法 |
| JPH0477678A (ja) * | 1990-07-20 | 1992-03-11 | Hitachi Koki Co Ltd | 感光体表面電位測定装置及びこれを用いた静電記録装置 |
-
1980
- 1980-04-21 JP JP5271480A patent/JPS56150361A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56150361A (en) | 1981-11-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7227353B2 (en) | Angular position determining apparatus with malfunction detector | |
| Noras | Non-contact surface charge/voltage measurements | |
| KR850000327B1 (ko) | 수치제어방법 | |
| KR100693347B1 (ko) | 디지털 회전형 각속도 검출장치 | |
| JPS62161058A (ja) | モ−タの回転速度検出方法 | |
| US4222007A (en) | Apparatus for detecting and measuring an electrostatic field | |
| JPS6345107B2 (enrdf_load_stackoverflow) | ||
| US5257864A (en) | Temperature detector | |
| JPH0718902B2 (ja) | 電気伝導度検出器 | |
| JP3402207B2 (ja) | 回転角検出装置の異常を検出する異常検出装置 | |
| US4928045A (en) | Circuit arrangement for generating a measurement signal associated with the frequency of an alternating current signal | |
| JP2570422B2 (ja) | 直流電流測定方法 | |
| JPS6146830B2 (enrdf_load_stackoverflow) | ||
| JPS61111465A (ja) | 回転体の回転数を検出する方法 | |
| JPS62118267A (ja) | 物体の電位測定方法 | |
| JP2550987B2 (ja) | 信号勾配測定器 | |
| JPH07159426A (ja) | 回転速度検出装置 | |
| JPS5854712Y2 (ja) | 金属検知器 | |
| JPS636417A (ja) | 回転位置検出装置 | |
| JP2648143B2 (ja) | 現像剤残量検知装置 | |
| JPH0129409B2 (enrdf_load_stackoverflow) | ||
| JPS63208887A (ja) | トナ−濃度検出装置 | |
| SU938163A1 (ru) | Детектор квазиравновеси | |
| JPH0731220B2 (ja) | 活線絶縁劣化診断装置 | |
| JPS59183329A (ja) | デジタル表示測定装置 |