JPS63195229U - - Google Patents
Info
- Publication number
- JPS63195229U JPS63195229U JP8630887U JP8630887U JPS63195229U JP S63195229 U JPS63195229 U JP S63195229U JP 8630887 U JP8630887 U JP 8630887U JP 8630887 U JP8630887 U JP 8630887U JP S63195229 U JPS63195229 U JP S63195229U
- Authority
- JP
- Japan
- Prior art keywords
- intake air
- base material
- side end
- end surface
- plate surface
- 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 12
- 239000000463 material Substances 0.000 claims description 5
- 239000010409 thin film Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
Description
第１図ａは本考案の一実施例における流速検出
素子の平面図、第１図ｂは同、側面図、第２図ａ
は本考案の一実施例における流速検出素子の他の
実施例の側面図、第２図ｂは同、更に他の実施例
の側面図、第３図は本考案の一実施例の縦断面図
、第４図は本考案の一実施例における検出回路の
回路図、第５図は第１図に示した流速検出素子の
温度分布図、第６図ａは第１図に示した流速検出
素子に堆積物が形成された状態を示す平面図、第
６図ｂは同、側面図、第７図乃至第９図は流速検
出素子の他の実施例に係り、夫々第７図は平面図
、第８図は側面図、第９図は温度分布図、第１０
図及び第１１図は流速検出素子の更に他の実施例
に係り、夫々第１０図は平面図、第１１図は温度
分布図、第１２図乃至第１５図ｂは流速検出素子
の従来技術に係り、第１２図は平面図、第１３図
は側面図、第１４図は温度分布図、第１５図ａは
第１２図の流速検出素子に堆積物が形成された状
態を示す平面図、第１５図ｂは同、側面図である
。
１……流速検出素子、２……基材、３……感熱
抵抗体、５……側端面、６……溝（小断面部）。
Fig. 1a is a plan view of a flow velocity detection element according to an embodiment of the present invention, Fig. 1b is a side view thereof, and Fig. 2a is a side view of the same.
2b is a side view of another embodiment of the flow velocity detection element according to one embodiment of the present invention, FIG. 2b is a side view of another embodiment of the same, and FIG. , FIG. 4 is a circuit diagram of a detection circuit in an embodiment of the present invention, FIG. 5 is a temperature distribution diagram of the flow velocity detection element shown in FIG. 1, and FIG. 6a is a diagram of the flow velocity detection element shown in FIG. 1. FIG. 6b is a plan view showing a state in which deposits are formed, FIG. Figure 8 is a side view, Figure 9 is a temperature distribution diagram, Figure 10 is
10 and 11 relate to still another embodiment of the flow velocity detection element, respectively, FIG. 10 is a plan view, FIG. 11 is a temperature distribution diagram, and FIGS. 12 to 15b are related to the conventional technology of the flow velocity detection element. 12 is a plan view, FIG. 13 is a side view, FIG. 14 is a temperature distribution diagram, FIG. FIG. 15b is a side view of the same. DESCRIPTION OF SYMBOLS 1... Flow velocity detection element, 2... Base material, 3... Heat sensitive resistor, 5... Side end surface, 6... Groove (small cross section).
Claims (1)
膜状の感熱抵抗体を付着してなる流速検出素子を
吸入空気の流れ方向に平行に配置した吸入空気量
検出装置において、前記基材の吸入空気の流れ方
向に対向する側端面と前記感熱抵抗体付着部との
間の板面部に、前記側端面と平行な切断面の断面
積が前記感熱抵抗体付着部の切断面の断面積より
小である小断面部を形成したことを特徴とする吸
入空気量検出装置。 (2) 前記小断面部が前記基材の前記側端面に平
行に少くとも１つの孔が穿設された板面部である
ことを特徴とする実用新案登録請求の範囲第１項
記載の吸入空気量検出装置。 (3) 前記小断面部が前記基材の前記側端面に平
行にスリツトが形成された板面部であることを特
徴とする実用新案登録請求の範囲第１項記載の吸
入空気量検出装置。[Scope of Claim for Utility Model Registration] (1) A flow velocity detection element made of a thin film heat-sensitive resistor attached to the plate surface of a flat base material is arranged in the intake passage parallel to the flow direction of the intake air. In the intake air amount detection device, a cross-sectional area of a cut plane parallel to the side end surface is formed on a plate surface portion between the side end surface of the base material opposite to the flow direction of the intake air and the heat sensitive resistor attachment part. An intake air amount detection device characterized in that a small cross-sectional portion is formed that is smaller than the cross-sectional area of the cut surface of the resistor attachment portion. (2) The intake air according to claim 1, wherein the small cross-section portion is a plate surface portion in which at least one hole is bored parallel to the side end surface of the base material. Quantity detection device. (3) The intake air amount detecting device according to claim 1, wherein the small cross-section portion is a plate surface portion in which a slit is formed parallel to the side end surface of the base material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8630887U JPS63195229U (en) | 1987-06-03 | 1987-06-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8630887U JPS63195229U (en) | 1987-06-03 | 1987-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63195229U true JPS63195229U (en) | 1988-12-15 |
Family
ID=30942494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8630887U Pending JPS63195229U (en) | 1987-06-03 | 1987-06-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63195229U (en) |
-
1987
- 1987-06-03 JP JP8630887U patent/JPS63195229U/ja active Pending
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