JPH0415663U - - Google Patents

Info

Publication number
JPH0415663U
JPH0415663U JP5678790U JP5678790U JPH0415663U JP H0415663 U JPH0415663 U JP H0415663U JP 5678790 U JP5678790 U JP 5678790U JP 5678790 U JP5678790 U JP 5678790U JP H0415663 U JPH0415663 U JP H0415663U
Authority
JP
Japan
Prior art keywords
ultrasonic
signal
ultrasonic waves
waves
invading object
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
JP5678790U
Other languages
English (en)
Japanese (ja)
Other versions
JP2505275Y2 (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 JP1990056787U priority Critical patent/JP2505275Y2/ja
Publication of JPH0415663U publication Critical patent/JPH0415663U/ja
Application granted granted Critical
Publication of JP2505275Y2 publication Critical patent/JP2505275Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Component Parts Of Construction Machinery (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP1990056787U 1990-05-29 1990-05-29 建設用作業車の作業領域監視装置 Expired - Lifetime JP2505275Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990056787U JP2505275Y2 (ja) 1990-05-29 1990-05-29 建設用作業車の作業領域監視装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990056787U JP2505275Y2 (ja) 1990-05-29 1990-05-29 建設用作業車の作業領域監視装置

Publications (2)

Publication Number Publication Date
JPH0415663U true JPH0415663U (enrdf_load_stackoverflow) 1992-02-07
JP2505275Y2 JP2505275Y2 (ja) 1996-07-24

Family

ID=31580927

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990056787U Expired - Lifetime JP2505275Y2 (ja) 1990-05-29 1990-05-29 建設用作業車の作業領域監視装置

Country Status (1)

Country Link
JP (1) JP2505275Y2 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021241652A1 (ja) * 2020-05-29 2021-12-02 日立建機株式会社 作業機械

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5511597A (en) * 1978-07-06 1980-01-26 Ciba Geigy Ag Novel phosphonite*its manufacture and stabilized organic material containing it
JPS60250275A (ja) * 1984-05-25 1985-12-10 Yoshiharu Taniguchi 認識方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5511597A (en) * 1978-07-06 1980-01-26 Ciba Geigy Ag Novel phosphonite*its manufacture and stabilized organic material containing it
JPS60250275A (ja) * 1984-05-25 1985-12-10 Yoshiharu Taniguchi 認識方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021241652A1 (ja) * 2020-05-29 2021-12-02 日立建機株式会社 作業機械
KR20220130815A (ko) * 2020-05-29 2022-09-27 히다찌 겐끼 가부시키가이샤 작업 기계
US12110662B2 (en) 2020-05-29 2024-10-08 Hitachi Construction Machinery Co., Ltd. Work machine

Also Published As

Publication number Publication date
JP2505275Y2 (ja) 1996-07-24

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