JPH0368020U - - Google Patents
Info
- Publication number
- JPH0368020U JPH0368020U JP12911989U JP12911989U JPH0368020U JP H0368020 U JPH0368020 U JP H0368020U JP 12911989 U JP12911989 U JP 12911989U JP 12911989 U JP12911989 U JP 12911989U JP H0368020 U JPH0368020 U JP H0368020U
- Authority
- JP
- Japan
- Prior art keywords
- air flow
- mesh
- hot
- wire air
- flow meter
- 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
- 238000010438 heat treatment Methods 0.000 claims 3
- 238000002485 combustion reaction Methods 0.000 claims 1
- 239000000284 extract Substances 0.000 claims 1
- 239000000446 fuel Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 229910001220 stainless steel Inorganic materials 0.000 claims 1
- 239000010935 stainless steel Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Measuring Volume Flow (AREA)
Description
第１図は本案の一実施例を示す断面構造図、第
２図は本案のメツシユ外観図、第３図はその応用
例を示す図である。
１……発熱抵抗体、２……吸気温度検知抵抗体
、３……メイン通路、４……バイパス通路、５…
…ボデイ、６……整流用メツシユ、７……駆動回
路部。
FIG. 1 is a cross-sectional structural diagram showing an embodiment of the present invention, FIG. 2 is an external view of the mesh of the present invention, and FIG. 3 is a diagram showing an example of its application. 1... Heat generating resistor, 2... Intake temperature sensing resistor, 3... Main passage, 4... Bypass passage, 5...
...Body, 6... Rectifier mesh, 7... Drive circuit section.
Claims (1)
流量を計測する手段として、空気通路中に設置さ
れた発熱抵抗体と発熱抵抗体の電流を制御すると
ともに、該発熱抵抗体の出力電圧を空気流量に応
じた信号として取出す駆動回路部とからなる熱線
式空気流量計において、前記通路を形成するボデ
イの一部に装着した整流用のメツシユをプレスに
より形成したことを特徴とした熱線式空気流量計
。 ２ 請求の範囲第１項記載の熱線式空気流量計に
おいて、前記メツシユをステンレス系の材料を用
いたことを特徴とする熱線式空気流量計。 ３ 請求の範囲第１項記載の熱線式空気流量計に
おいて、プレスによつて成形した該メツシユの外
周の一部もしくは数個所に、メツシユ固定用のス
プリング効果を持たせた突起もしくは切欠きを有
するようにしたことを特徴とする熱線式空気流量
計。[Claims for Utility Model Registration] 1. As a means for measuring the intake air flow rate of an electronically controlled fuel injection device of an internal combustion engine, a heating resistor installed in an air passage and a current flowing through the heating resistor are controlled, and the heating In a hot-wire air flow meter consisting of a drive circuit section that extracts the output voltage of a resistor as a signal corresponding to the air flow rate, a rectifying mesh attached to a part of the body forming the passage is formed by pressing. Features a hot wire air flow meter. 2. The hot wire air flowmeter according to claim 1, wherein the mesh is made of a stainless steel material. 3. In the hot-wire air flow meter according to claim 1, the mesh formed by a press has a protrusion or notch on a part or several places on the outer periphery thereof, which has a spring effect for fixing the mesh. A hot wire air flowmeter characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12911989U JPH0368020U (en) | 1989-11-06 | 1989-11-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12911989U JPH0368020U (en) | 1989-11-06 | 1989-11-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0368020U true JPH0368020U (en) | 1991-07-03 |
Family
ID=31676778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12911989U Pending JPH0368020U (en) | 1989-11-06 | 1989-11-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0368020U (en) |
-
1989
- 1989-11-06 JP JP12911989U patent/JPH0368020U/ja active Pending
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