JPH01158946U - - Google Patents
Info
- Publication number
- JPH01158946U JPH01158946U JP5470888U JP5470888U JPH01158946U JP H01158946 U JPH01158946 U JP H01158946U JP 5470888 U JP5470888 U JP 5470888U JP 5470888 U JP5470888 U JP 5470888U JP H01158946 U JPH01158946 U JP H01158946U
- Authority
- JP
- Japan
- Prior art keywords
- filter
- piezoelectric element
- filter device
- view
- sectional
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
Description
第１図は本考案を適用したフイルター装置を流
路管に配設した状態を示す要部拡大断面図、第２
図は本考案を適用したフイルター装置の一例を示
す正面図、第３図は第２図Ａ−Ａ線における縦断
面図である。第４図は流路管内の流速とフイルタ
ー前後の差圧及び検出電圧を示す特性図である。
第５図は本考案を適用したフイルター装置の他の
例を示す正面図、第６図は第５図Ｂ−Ｂ線におけ
る縦断面図、第７図はさらに他の例を示す正面図
、第８図は第７図Ｃ−Ｃ線における縦断面図であ
る。第９図は従来のフイルター装置を流路管に配
設した状態を示す要部拡大断面図である。
５，１４……フイルター、６，１６……枠体、
７，１５……圧電素子。
Fig. 1 is an enlarged cross-sectional view of the main parts showing a state in which a filter device to which the present invention is applied is installed in a flow pipe;
The figure is a front view showing an example of a filter device to which the present invention is applied, and FIG. 3 is a longitudinal cross-sectional view taken along the line AA in FIG. 2. FIG. 4 is a characteristic diagram showing the flow velocity in the flow pipe, the differential pressure before and after the filter, and the detected voltage.
FIG. 5 is a front view showing another example of a filter device to which the present invention is applied, FIG. 6 is a longitudinal cross-sectional view taken along line B-B in FIG. FIG. 8 is a longitudinal sectional view taken along the line CC in FIG. 7. FIG. 9 is an enlarged sectional view of essential parts showing a state in which a conventional filter device is disposed in a flow path pipe. 5, 14... Filter, 6, 16... Frame body,
7,15...Piezoelectric element.
Claims (1)
圧力を電気信号として検出することを特徴とする
フイルター装置。[Claims for Utility Model Registration] A filter device comprising a filter and a piezoelectric element, which detects pressure on the piezoelectric element due to a pressure difference before and after the filter as an electrical signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5470888U JPH01158946U (en) | 1988-04-23 | 1988-04-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5470888U JPH01158946U (en) | 1988-04-23 | 1988-04-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01158946U true JPH01158946U (en) | 1989-11-02 |
Family
ID=31280624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5470888U Pending JPH01158946U (en) | 1988-04-23 | 1988-04-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01158946U (en) |
-
1988
- 1988-04-23 JP JP5470888U patent/JPH01158946U/ja active Pending
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