JPH0346885U - - Google Patents

Info

Publication number
JPH0346885U
JPH0346885U JP10745289U JP10745289U JPH0346885U JP H0346885 U JPH0346885 U JP H0346885U JP 10745289 U JP10745289 U JP 10745289U JP 10745289 U JP10745289 U JP 10745289U JP H0346885 U JPH0346885 U JP H0346885U
Authority
JP
Japan
Prior art keywords
signal
amplifier section
output
magnetic sensor
magnetic
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
Application number
JP10745289U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP10745289U priority Critical patent/JPH0346885U/ja
Publication of JPH0346885U publication Critical patent/JPH0346885U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第１図は、この考案の一実施例を示す金属探知
器の概略を示す図、第２図は、同実施例金属探知
器の電子回路部を示すブロツク図、第３図は、従
来の金属探知器の概略構成を示す図である。 １……ケース、２，３……磁気センサ、４……
増幅器部、５……消磁コイル。

Claims (1)

  1. 【実用新案登録請求の範囲】 少なくとも一対の磁気センサを備え、一方の磁
    気センサの出力を打消信号として他方の磁気セン
    サに与え、他方の磁気センサへの入力と打消信号
    の差信号値を増幅器部で増幅し、この出力信号に
    より金属の有無を判別する金属探知器において、 前記増幅器部近傍に、増幅器部内の磁性体が発
    する磁気を打ち消すための消磁コイルを設けたこ
    とを特徴とする金属探知器。
JP10745289U 1989-09-13 1989-09-13 Pending JPH0346885U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10745289U JPH0346885U (ja) 1989-09-13 1989-09-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10745289U JPH0346885U (ja) 1989-09-13 1989-09-13

Publications (1)

Publication Number Publication Date
JPH0346885U true JPH0346885U (ja) 1991-04-30

Family

ID=31656144

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10745289U Pending JPH0346885U (ja) 1989-09-13 1989-09-13

Country Status (1)

Country Link
JP (1) JPH0346885U (ja)

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