JPS6265566U - - Google Patents
Info
- Publication number
- JPS6265566U JPS6265566U JP15734785U JP15734785U JPS6265566U JP S6265566 U JPS6265566 U JP S6265566U JP 15734785 U JP15734785 U JP 15734785U JP 15734785 U JP15734785 U JP 15734785U JP S6265566 U JPS6265566 U JP S6265566U
- Authority
- JP
- Japan
- Prior art keywords
- detection electrode
- circuit board
- printed circuit
- flexible printed
- vibration
- 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
- 238000001514 detection method Methods 0.000 claims description 12
- 238000000605 extraction Methods 0.000 claims description 4
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Control Or Security For Electrophotography (AREA)
- Gyroscopes (AREA)
Description
第１図は、この考案の第１の実施例を説明する
ための正面図であり、第２図は平面図である。第
３図ａおよびｂはこの考案の第２の実施例を説明
するための平面図および側面断面図である。第４
図は、この考案の第３の実施例を説明するための
側面図である。第５図は、従来の表面電位検出装
置における検出電極部分の構造を説明するための
側面図である。
図において、１１は振動手段としての圧電音叉
、１５はフレキシブルプリント基板、１６は検出
電極としての検出電極パターン、１７は引出電極
としての引出電極パターンを示す。
FIG. 1 is a front view for explaining the first embodiment of this invention, and FIG. 2 is a plan view. Figures 3a and 3b are a plan view and a side sectional view for explaining a second embodiment of this invention. Fourth
The figure is a side view for explaining the third embodiment of this invention. FIG. 5 is a side view for explaining the structure of a detection electrode portion in a conventional surface potential detection device. In the figure, 11 is a piezoelectric tuning fork as a vibration means, 15 is a flexible printed circuit board, 16 is a detection electrode pattern as a detection electrode, and 17 is an extraction electrode pattern as an extraction electrode.
Claims (1)
固定的に設けられた検出電極とを備え、検出電極
が振動手段の振動に伴つて振動され、該検出電極
の測定対象表面との間の容量の変化に基づいて表
面電位を検出する装置において、 少なくとも一部が前記振動手段に接着されたフ
レキシブルプリント基板を備え、該フレキシブル
プリント基板上に形成された検出電極パターンが
前記検出電極を構成しており、かつ前記フレキシ
ブルプリント基板上には、検出電極パターンに連
なつて引出電極パターンが形成されていることを
特徴とする、表面電位検出装置。 (2) 前記振動手段は圧電音叉であり、該圧電音
叉の振動の節上に延びるように前記引出電極パタ
ーンが形成されている、実用新案登録請求の範囲
第１項記載の表面電位検出装置。[Claims for Utility Model Registration] (1) Comprising a vibration means and a detection electrode fixedly provided on the vibration means via an insulating layer, the detection electrode is vibrated with the vibration of the vibration means, A device for detecting a surface potential based on a change in capacitance between a detection electrode and a surface to be measured, comprising a flexible printed circuit board, at least a portion of which is adhered to the vibrating means, and a flexible printed circuit board formed on the flexible printed circuit board. A surface potential detection device characterized in that a detection electrode pattern constitutes the detection electrode, and an extraction electrode pattern is formed on the flexible printed circuit board so as to be continuous with the detection electrode pattern. (2) The surface potential detection device according to claim 1, wherein the vibration means is a piezoelectric tuning fork, and the extraction electrode pattern is formed so as to extend over the vibration nodes of the piezoelectric tuning fork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985157347U JPH0430545Y2 (en) | 1985-10-14 | 1985-10-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985157347U JPH0430545Y2 (en) | 1985-10-14 | 1985-10-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6265566U true JPS6265566U (en) | 1987-04-23 |
| JPH0430545Y2 JPH0430545Y2 (en) | 1992-07-23 |
Family
ID=31079811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985157347U Expired JPH0430545Y2 (en) | 1985-10-14 | 1985-10-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0430545Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013201887A (en) * | 2012-02-23 | 2013-10-03 | Canon Inc | Vibration type driving device and imaging apparatus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55114962A (en) * | 1979-02-28 | 1980-09-04 | Ricoh Co Ltd | Surface potentiometer |
| JPS60120267A (en) * | 1983-12-02 | 1985-06-27 | Murata Mfg Co Ltd | Non-contact type surface potential detecting apparatus |
-
1985
- 1985-10-14 JP JP1985157347U patent/JPH0430545Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55114962A (en) * | 1979-02-28 | 1980-09-04 | Ricoh Co Ltd | Surface potentiometer |
| JPS60120267A (en) * | 1983-12-02 | 1985-06-27 | Murata Mfg Co Ltd | Non-contact type surface potential detecting apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013201887A (en) * | 2012-02-23 | 2013-10-03 | Canon Inc | Vibration type driving device and imaging apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0430545Y2 (en) | 1992-07-23 |
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