JPH0434621U - - Google Patents
Info
- Publication number
- JPH0434621U JPH0434621U JP7540790U JP7540790U JPH0434621U JP H0434621 U JPH0434621 U JP H0434621U JP 7540790 U JP7540790 U JP 7540790U JP 7540790 U JP7540790 U JP 7540790U JP H0434621 U JPH0434621 U JP H0434621U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic sensor
- magnet
- rotation
- rotating body
- magnetic
- 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
Landscapes
- Measuring Volume Flow (AREA)
Description
第１図はこの考案の一実施例による流量計の断
面側面図、第２図は同じく要部の平面図、第３図
はこの発明及び従来の流量計の動作を説明するた
めの波形図、第４図は従来の流量計の断面側面図
、第５図は同じく要部の平面図である。
４は回転体、５はマグネツト、６は磁気センサ
、９は磁性体又は鉄片。なお、図中、同一符号は
同一、又は相当部分を示す。
FIG. 1 is a cross-sectional side view of a flowmeter according to an embodiment of the invention, FIG. 2 is a plan view of the main parts, and FIG. 3 is a waveform diagram for explaining the operation of the flowmeter of this invention and a conventional flowmeter. FIG. 4 is a cross-sectional side view of a conventional flowmeter, and FIG. 5 is a plan view of the main parts. 4 is a rotating body, 5 is a magnet, 6 is a magnetic sensor, and 9 is a magnetic body or iron piece. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
に変換しこの回転体の回転に伴う上記マグネツト
の回転を磁気センサで検出するようにした流量計
において、上記回転体が停止する際に上記マグネ
ツトが上記磁気センサに与える磁界の強さがこの
磁気センサの動作しきい値付近を外れた大きさと
なるような位置で停止させるための磁性体又は鉄
片を設けたことを特徴とする流量計。 In a flowmeter in which the flow rate of fluid is converted into the rotation of a rotating body provided with a magnet, and the rotation of the magnet accompanying the rotation of the rotating body is detected by a magnetic sensor, when the rotating body stops, the magnet A flowmeter characterized in that a magnetic body or iron piece is provided for stopping the magnetic sensor at a position where the strength of the magnetic field applied to the magnetic sensor is outside the vicinity of the operating threshold value of the magnetic sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7540790U JPH0434621U (en) | 1990-07-16 | 1990-07-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7540790U JPH0434621U (en) | 1990-07-16 | 1990-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0434621U true JPH0434621U (en) | 1992-03-23 |
Family
ID=31615961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7540790U Pending JPH0434621U (en) | 1990-07-16 | 1990-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0434621U (en) |
-
1990
- 1990-07-16 JP JP7540790U patent/JPH0434621U/ja active Pending