JPH0177652U - - Google Patents
Info
- Publication number
- JPH0177652U JPH0177652U JP1987173558U JP17355887U JPH0177652U JP H0177652 U JPH0177652 U JP H0177652U JP 1987173558 U JP1987173558 U JP 1987173558U JP 17355887 U JP17355887 U JP 17355887U JP H0177652 U JPH0177652 U JP H0177652U
- Authority
- JP
- Japan
- Prior art keywords
- support tube
- detection sensor
- vibration detector
- piezoelectric vibration
- diaphragm
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Dry Development In Electrophotography (AREA)
Description
第１図は本考案に係る物量検知センサの一例を
示す一部断面付き側面図、第２図は従来の物量検
知センサの代表例を示す上面図、第３図は第２図
におけるＡ―Ａ視の側断面図である。
１０……物量検知センサ、１１……ケース、１
２……支持筒、１３……雄ネジ嵌合部、１４……
圧電振動検出器、１４ａ……ダイヤフラム、１４
ｂ……圧電磁器、１５……弾性樹脂。
Fig. 1 is a side view with a partial cross section showing an example of an object quantity detection sensor according to the present invention, Fig. 2 is a top view showing a typical example of a conventional object quantity detection sensor, and Fig. 3 is an A-A in Fig. 2. FIG. 10... Object amount detection sensor, 11... Case, 1
2...Support tube, 13...Male screw fitting part, 14...
Piezoelectric vibration detector, 14a...Diaphragm, 14
b...piezoelectric ceramic, 15...elastic resin.
Claims (1)
該支持筒内部に圧電振動検出器を備える形式の物
量検知センサにおいて、前記支持筒の外周面に雄
ネジ嵌合部を設けて成ることを特徴とする物量検
知センサ。 (2) 前記圧電振動検出器は、非磁性金属薄板製
のダイヤフラムと該ダイヤフラム上に取り付けら
れた圧電磁器とから成るものである実用新案登録
請求の範囲第１項に記載の物量検知センサ。[Scope of claims for utility model registration] (1) A cylindrical support tube is formed on the top surface of the case,
An object amount detection sensor of a type that includes a piezoelectric vibration detector inside the support tube, characterized in that a male screw fitting portion is provided on the outer peripheral surface of the support tube. (2) The object quantity detection sensor according to claim 1, wherein the piezoelectric vibration detector comprises a diaphragm made of a non-magnetic metal thin plate and a piezoelectric ceramic mounted on the diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987173558U JPH0177652U (en) | 1987-11-12 | 1987-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987173558U JPH0177652U (en) | 1987-11-12 | 1987-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0177652U true JPH0177652U (en) | 1989-05-25 |
Family
ID=31465462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987173558U Pending JPH0177652U (en) | 1987-11-12 | 1987-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0177652U (en) |
-
1987
- 1987-11-12 JP JP1987173558U patent/JPH0177652U/ja active Pending