JPS6314181U - - Google Patents
Info
- Publication number
- JPS6314181U JPS6314181U JP10861786U JP10861786U JPS6314181U JP S6314181 U JPS6314181 U JP S6314181U JP 10861786 U JP10861786 U JP 10861786U JP 10861786 U JP10861786 U JP 10861786U JP S6314181 U JPS6314181 U JP S6314181U
- Authority
- JP
- Japan
- Prior art keywords
- detection circuit
- case
- back plate
- low
- detects
- 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 7
- 239000002184 metal Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Description
第１図乃至第３図は本考案の一実施例を示すも
ので、第１図ａは外観斜視図、ｂは背面より見た
斜視図、第２図ａはケース内の部品配置を示す概
略平面図、ｂはプリント基板上の回路配置を示す
概略平面図、第３図は回路図であり、第４図ａ，
ｂは従来例の原理説明図である。
１……ケース、２……背板、３……誘電体検出
回路、４……金属検出回路、５……電力線検出回
路、６ａ，６ｂ，６ｃ……表示器、７……切替ス
イツチ、Ａ１，Ａ２……導体板、Ｔ１……高周波
トランス、Ｌ１……低周波コイル。
Figures 1 to 3 show one embodiment of the present invention; Figure 1a is an external perspective view, Figure 2b is a perspective view from the back, and Figure 2a is a schematic diagram showing the arrangement of parts inside the case. A plan view, b is a schematic plan view showing the circuit arrangement on the printed circuit board, FIG. 3 is a circuit diagram, and FIGS.
b is a diagram explaining the principle of a conventional example. 1... Case, 2... Back plate, 3... Dielectric detection circuit, 4... Metal detection circuit, 5... Power line detection circuit, 6a, 6b, 6c... Display, 7... Changeover switch, A 1 , A2 ...Conductor plate, T1 ...High frequency transformer, L1 ...Low frequency coil.
Claims (1)
た２枚の導体板間の静電容量により誘電率の変化
を検出する誘電体検出回路と、背板にコアの端面
を対向させて配置した高周波トランスの相互イン
ダクタンスの変化により金属を検出する金属検出
回路と、背板に側面を近接させて配置した低周波
コイルにより電力線の磁界を検出する電力線検出
回路をケース内に収納し、ケース表面に各検出出
力を表示する表示器を備えて成る壁内探知器。 (2) 高周波トランスと低周波コイルを両導体板
間の中央線に沿つて配置すると共に、低周波コイ
ルを該中央線に直角に配置して成る実用新案登録
請求の範囲第１項記載の壁内探知器。[Scope of Claim for Utility Model Registration] (1) A dielectric detection circuit that detects changes in permittivity based on the capacitance between two conductive plates arranged in the same plane close to the back plate of the case, and a back plate. A metal detection circuit that detects metal by changing the mutual inductance of a high-frequency transformer placed with the end face of the core facing the plate, and a power line detection circuit that detects the magnetic field of the power line using a low-frequency coil placed with the side surface close to the back plate. An in-wall detector that houses a circuit inside a case and is equipped with a display that displays each detection output on the surface of the case. (2) A wall according to claim 1 of the utility model registration claim, in which a high-frequency transformer and a low-frequency coil are arranged along the center line between both conductor plates, and the low-frequency coil is arranged at right angles to the center line. Internal detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10861786U JPS6314181U (en) | 1986-07-15 | 1986-07-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10861786U JPS6314181U (en) | 1986-07-15 | 1986-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6314181U true JPS6314181U (en) | 1988-01-29 |
Family
ID=30985978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10861786U Pending JPS6314181U (en) | 1986-07-15 | 1986-07-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6314181U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008534938A (en) * | 2005-04-01 | 2008-08-28 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Method and apparatus for detecting the position of an object present in a medium |
-
1986
- 1986-07-15 JP JP10861786U patent/JPS6314181U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008534938A (en) * | 2005-04-01 | 2008-08-28 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Method and apparatus for detecting the position of an object present in a medium |
| JP4714262B2 (en) * | 2005-04-01 | 2011-06-29 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Method and apparatus for detecting the position of an object present in a medium |
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