JPS62143235U - - Google Patents
Info
- Publication number
- JPS62143235U JPS62143235U JP3140386U JP3140386U JPS62143235U JP S62143235 U JPS62143235 U JP S62143235U JP 3140386 U JP3140386 U JP 3140386U JP 3140386 U JP3140386 U JP 3140386U JP S62143235 U JPS62143235 U JP S62143235U
- Authority
- JP
- Japan
- Prior art keywords
- resistance wire
- base material
- wall friction
- friction force
- hot film
- 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
- 239000000463 material Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims 2
- 239000012530 fluid Substances 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 1
Description
第１図は本考案に係るホツトフイルムを壁面摩
擦測定装置に適用した実施例の全体図、第２図は
その要部であるホツトフイルムを取り出して示す
平面図、第３図は第２図に示す線―に沿う断
面図、第４図ａ〜ｄは本考案の他の実施例の要部
平面図、第５図は従来の壁面摩擦測定装置の全体
概要図、第６図はその要部であるホツトフイルム
の斜視図、第７図はその断面図、第８図は壁面摩
擦力と測定電圧との関係を示す特性図である。
Ｘ……測定回路、Ｙ……定温度保持制御回路、
２，３０……ブリツジ回路、Ｆ１……ホツトフイ
ルム、４……増幅機、６，６Ａ……電圧計、１２
，１４，２２，２４……ターミナル部、２０……
フイルム状基材、Ｒ１，Ｒ５……抵抗線。
Fig. 1 is an overall view of an embodiment in which the hot film according to the present invention is applied to a wall friction measuring device, Fig. 2 is a plan view showing the main part of the hot film taken out, and Fig. 3 is the same as Fig. 2. 4A to 4D are plan views of main parts of other embodiments of the present invention, Fig. 5 is an overall schematic diagram of a conventional wall friction measuring device, and Fig. 6 is a main part thereof. FIG. 7 is a perspective view of the hot film, FIG. 7 is a sectional view thereof, and FIG. 8 is a characteristic diagram showing the relationship between wall friction force and measured voltage. X...Measuring circuit, Y...Constant temperature maintenance control circuit,
2, 30... Bridge circuit, F 1 ... Hot film, 4... Amplifier, 6, 6A... Voltmeter, 12
, 14, 22, 24... terminal section, 20...
Film-like base material, R 1 , R 5 ...resistance wire.
Claims (1)
縁性のフイルム状基材と、この基材の表面に配さ
れ、流体への放熱に応じて抵抗値が変化する抵抗
線と、前記基材の裏面に配され、前記抵抗線周り
を所定温度に保持するための加熱手段と、を備え
てなることを特徴とする壁面摩擦力計測用ホツト
フイルム。 (2) 前記加熱手段は、基材表面に配された抵抗
線 対応する位置に配された第２の抵抗線である
ことを特徴とする実用新案登録請求の範囲第１項
記載の壁面摩擦力計測用ホツトフイルム。[Claims for Utility Model Registration] (1) An insulating film-like base material that is adhered to the surface of an object that comes into contact with a fluid; 1. A hot film for measuring wall friction force, comprising: a resistance wire whose resistance changes; and heating means disposed on the back surface of the base material to maintain the area around the resistance wire at a predetermined temperature. (2) The wall friction force according to claim 1, wherein the heating means is a resistance wire arranged on the surface of the base material and a second resistance wire arranged at a corresponding position. Hot film for measurement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3140386U JPS62143235U (en) | 1986-03-05 | 1986-03-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3140386U JPS62143235U (en) | 1986-03-05 | 1986-03-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62143235U true JPS62143235U (en) | 1987-09-09 |
Family
ID=30837099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3140386U Pending JPS62143235U (en) | 1986-03-05 | 1986-03-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62143235U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6131966A (en) * | 1984-07-25 | 1986-02-14 | Toshiba Corp | Semiconductor flow velocity detector |
-
1986
- 1986-03-05 JP JP3140386U patent/JPS62143235U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6131966A (en) * | 1984-07-25 | 1986-02-14 | Toshiba Corp | Semiconductor flow velocity detector |
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