JPS6446684A - Obstacle detection device for civil working machine - Google Patents

Obstacle detection device for civil working machine

Info

Publication number
JPS6446684A
JPS6446684A JP62203378A JP20337887A JPS6446684A JP S6446684 A JPS6446684 A JP S6446684A JP 62203378 A JP62203378 A JP 62203378A JP 20337887 A JP20337887 A JP 20337887A JP S6446684 A JPS6446684 A JP S6446684A
Authority
JP
Japan
Prior art keywords
ground
front plate
dielectric constant
specific dielectric
obstacle
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
JP62203378A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0567196B2 (OSRAM
Inventor
Junichi Masuda
Keiichi Sudo
Fujio Hirabayashi
Yutaka Hagiwara
Mitsumasa Hishiyama
Yuji Nagashima
Eiji Nagai
Kishio Arita
Keiichi Ueno
Noriyoshi Osumi
Hironori Masuko
Yoshihiko Nojiri
Hiroshi Moriya
Kiyoshi Kawasaki
Masataka Naganuma
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP62203378A priority Critical patent/JPS6446684A/ja
Publication of JPS6446684A publication Critical patent/JPS6446684A/ja
Publication of JPH0567196B2 publication Critical patent/JPH0567196B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP62203378A 1987-08-18 1987-08-18 Obstacle detection device for civil working machine Granted JPS6446684A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62203378A JPS6446684A (en) 1987-08-18 1987-08-18 Obstacle detection device for civil working machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62203378A JPS6446684A (en) 1987-08-18 1987-08-18 Obstacle detection device for civil working machine

Publications (2)

Publication Number Publication Date
JPS6446684A true JPS6446684A (en) 1989-02-21
JPH0567196B2 JPH0567196B2 (OSRAM) 1993-09-24

Family

ID=16473044

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62203378A Granted JPS6446684A (en) 1987-08-18 1987-08-18 Obstacle detection device for civil working machine

Country Status (1)

Country Link
JP (1) JPS6446684A (OSRAM)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0481679A (ja) * 1990-07-25 1992-03-16 Japan Radio Co Ltd 窯炉耐熱レンガ厚測定装置
JP2013506859A (ja) * 2009-10-06 2013-02-28 ルイジアナ テック ユニヴァーシティ リサーチ ファンデーション 埋設物を探知するための方法および装置
KR101639339B1 (ko) * 2015-06-11 2016-07-13 한국지질자원연구원 매개물질의 물성을 이용한 지하 레이다 탐사장치
US9696099B2 (en) 2011-01-06 2017-07-04 Denso Corporation Heat exchanger with sealing member and protrusion between core plate and header

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6216196U (OSRAM) * 1985-07-12 1987-01-30
JPS6277294U (OSRAM) * 1985-10-31 1987-05-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6216196U (OSRAM) * 1985-07-12 1987-01-30
JPS6277294U (OSRAM) * 1985-10-31 1987-05-18

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0481679A (ja) * 1990-07-25 1992-03-16 Japan Radio Co Ltd 窯炉耐熱レンガ厚測定装置
JP2013506859A (ja) * 2009-10-06 2013-02-28 ルイジアナ テック ユニヴァーシティ リサーチ ファンデーション 埋設物を探知するための方法および装置
US9052394B2 (en) 2009-10-06 2015-06-09 Louisiana Tech University Research Foundation Method and apparatus for detecting buried objects
US9696099B2 (en) 2011-01-06 2017-07-04 Denso Corporation Heat exchanger with sealing member and protrusion between core plate and header
KR101639339B1 (ko) * 2015-06-11 2016-07-13 한국지질자원연구원 매개물질의 물성을 이용한 지하 레이다 탐사장치

Also Published As

Publication number Publication date
JPH0567196B2 (OSRAM) 1993-09-24

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees