JPH0469723U - - Google Patents
Info
- Publication number
- JPH0469723U JPH0469723U JP11106390U JP11106390U JPH0469723U JP H0469723 U JPH0469723 U JP H0469723U JP 11106390 U JP11106390 U JP 11106390U JP 11106390 U JP11106390 U JP 11106390U JP H0469723 U JPH0469723 U JP H0469723U
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- gear
- rotation axis
- power
- gas flow
- 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 2
- 230000005856 abnormality Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 235000014676 Phragmites communis Nutrition 0.000 description 1
Landscapes
- Measuring Volume Flow (AREA)
- Safety Valves (AREA)
Description
第１図はこの考案の一実施例の要部の概略構成
を示す説明図、第２図はこの考案が適用されたガ
スメータの一部断面説明図、第３図は第２図のＡ
−Ａ線断面図、第４図は従来のガスメータの一例
の要部の概略構成を示す説明図である。
３……回転軸、５……磁石、８……検出手段（
リードスイツチ）、３０，３１……歯車。
Fig. 1 is an explanatory diagram showing a schematic configuration of the main parts of an embodiment of this invention, Fig. 2 is a partially cross-sectional explanatory diagram of a gas meter to which this invention is applied, and Fig. 3 is A of Fig. 2.
A sectional view taken along line A-A and FIG. 4 are explanatory diagrams showing a schematic configuration of essential parts of an example of a conventional gas meter. 3... Rotating shaft, 5... Magnet, 8... Detection means (
reed switch), 30, 31...gear.
Claims (1)
この磁石の回転数を検出する手段と、この検出手
段によりガス流量の異常を検知したときにガス流
路を遮断する遮断弁とを具備したガスメータにお
いて、 前記回転軸に対して直角方向にその動力を伝達
する歯車を設け、この歯車に前記磁石を固定する
とともに、この磁石の着磁方向を前記回転軸に対
し平行としたことを特徴とするガスメータ。[Scope of claim for utility model registration] A magnet that rotates in synchronization with the rotating shaft of the measuring mechanism,
A gas meter equipped with means for detecting the rotational speed of the magnet and a shutoff valve that shuts off the gas flow path when an abnormality in the gas flow rate is detected by the detection means, the power of which is perpendicular to the rotation axis. 1. A gas meter comprising: a gear for transmitting the power; the magnet is fixed to the gear; and the magnet is magnetized in a direction parallel to the rotation axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11106390U JPH0469723U (en) | 1990-10-25 | 1990-10-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11106390U JPH0469723U (en) | 1990-10-25 | 1990-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0469723U true JPH0469723U (en) | 1992-06-19 |
Family
ID=31858477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11106390U Pending JPH0469723U (en) | 1990-10-25 | 1990-10-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0469723U (en) |
-
1990
- 1990-10-25 JP JP11106390U patent/JPH0469723U/ja active Pending
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