JPH0170128U - - Google Patents
Info
- Publication number
- JPH0170128U JPH0170128U JP1987165932U JP16593287U JPH0170128U JP H0170128 U JPH0170128 U JP H0170128U JP 1987165932 U JP1987165932 U JP 1987165932U JP 16593287 U JP16593287 U JP 16593287U JP H0170128 U JPH0170128 U JP H0170128U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric sensor
- head portion
- protrusion
- diaphragm
- piezoelectric
- 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
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案に係る圧電センサーの一実施例
を示す斜視図、第２図は同センサーが取付けられ
たトナー槽を示す断面図、第３図は従来の圧電セ
ンサーを示す斜視図、第４図は同センサーが取付
けられたトナー槽を示す部分断面図である。
１：圧電センサー、２：基体部、３：ヘツド部
、４：ケース、６：突起。
FIG. 1 is a perspective view showing an embodiment of a piezoelectric sensor according to the present invention, FIG. 2 is a sectional view showing a toner tank to which the sensor is attached, and FIG. 3 is a perspective view showing a conventional piezoelectric sensor. FIG. 4 is a partial sectional view showing a toner tank to which the sensor is attached. 1: Piezoelectric sensor, 2: Base part, 3: Head part, 4: Case, 6: Protrusion.
Claims (1)
を保持する円筒状のヘツド部を有するケースとを
備えた圧電センサーにおいて、前記ヘツド部の外
周面に螺施状の突起を形成したことを特徴とする
圧電センサー。 (2) 突起はくさび状の断面をもつている実用新
案登録請求の範囲第１項記載の圧電センサー。[Claims for Utility Model Registration] (1) A piezoelectric sensor comprising a diaphragm provided with a piezoelectric vibrator and a case having a cylindrical head portion that holds the diaphragm, the outer peripheral surface of the head portion being A piezoelectric sensor characterized by the formation of a spiral protrusion. (2) The piezoelectric sensor according to claim 1, wherein the protrusion has a wedge-shaped cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987165932U JPH0170128U (en) | 1987-10-29 | 1987-10-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987165932U JPH0170128U (en) | 1987-10-29 | 1987-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0170128U true JPH0170128U (en) | 1989-05-10 |
Family
ID=31452864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987165932U Pending JPH0170128U (en) | 1987-10-29 | 1987-10-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0170128U (en) |
-
1987
- 1987-10-29 JP JP1987165932U patent/JPH0170128U/ja active Pending