JPS6434584U - - Google Patents

Info

Publication number
JPS6434584U
JPS6434584U JP12928887U JP12928887U JPS6434584U JP S6434584 U JPS6434584 U JP S6434584U JP 12928887 U JP12928887 U JP 12928887U JP 12928887 U JP12928887 U JP 12928887U JP S6434584 U JPS6434584 U JP S6434584U
Authority
JP
Japan
Prior art keywords
detection sensor
metal detection
discriminator
drill
signal
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.)
Granted
Application number
JP12928887U
Other languages
English (en)
Other versions
JPH0434470Y2 (ja
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 JP1987129288U priority Critical patent/JPH0434470Y2/ja
Publication of JPS6434584U publication Critical patent/JPS6434584U/ja
Application granted granted Critical
Publication of JPH0434470Y2 publication Critical patent/JPH0434470Y2/ja
Expired legal-status Critical Current

Links

Description

【図面の簡単な説明】
図面は本考案の実施例を示し、第１図は構成を
示す説明図、第２図は同ブロツク線図である。 １……ドリル、２……ビツト、５……金属探知
センサ、７，８……環状アンテナ、９３……判別
器。

Claims (1)

    【実用新案登録請求の範囲】
  1. 穴掘装置のドリルの先端部に金属探知センサを
    備え、ドリルから離れた位置に金属探知センサか
    らの信号を判別する判別器を設けた埋設物探知装
    置において、金属探知センサからの信号を無線に
    より判別器に伝達するようにしたことを特徴とす
    る埋設物探知装置。
JP1987129288U 1987-08-26 1987-08-26 Expired JPH0434470Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987129288U JPH0434470Y2 (ja) 1987-08-26 1987-08-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987129288U JPH0434470Y2 (ja) 1987-08-26 1987-08-26

Publications (2)

Publication Number Publication Date
JPS6434584U true JPS6434584U (ja) 1989-03-02
JPH0434470Y2 JPH0434470Y2 (ja) 1992-08-17

Family

ID=31383428

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987129288U Expired JPH0434470Y2 (ja) 1987-08-26 1987-08-26

Country Status (1)

Country Link
JP (1) JPH0434470Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019190165A (ja) * 2018-04-26 2019-10-31 藤井　健之 地盤調査方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53148101A (en) * 1977-05-31 1978-12-23 Nissho Kogyo Kk Detecting device for berried metals in case of utilizing boring machine and antena for detection

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53148101A (en) * 1977-05-31 1978-12-23 Nissho Kogyo Kk Detecting device for berried metals in case of utilizing boring machine and antena for detection

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019190165A (ja) * 2018-04-26 2019-10-31 藤井　健之 地盤調査方法

Also Published As

Publication number Publication date
JPH0434470Y2 (ja) 1992-08-17

Similar Documents

Publication Publication Date Title
JPS62165579U (ja)
JPS6323681U (ja)
JPS61190756U (ja)
JPS6293261U (ja)
JPS6187156U (ja)
JPS6360980U (ja)
JPS625389U (ja)
JPH01132346U (ja)
JPS6421499U (ja)
JPH0316791U (ja)
JPS61115285U (ja)
JPS6348296U (ja)
JPS643285U (ja)
JPH024389U (ja)
JPS63159982U (ja)
JPH0258835U (ja)
JPS61179847U (ja)
JPH01150906U (ja)
JPH01163008U (ja)
JPS643251U (ja)
JPS6347692U (ja)
JPH0358277U (ja)
JPS5851384U (ja) 門扉用来客報知装置
JPH0412030U (ja)
JPH03121783U (ja)