JPH0372767B2 - - Google Patents

Info

Publication number
JPH0372767B2
JPH0372767B2 JP62296193A JP29619387A JPH0372767B2 JP H0372767 B2 JPH0372767 B2 JP H0372767B2 JP 62296193 A JP62296193 A JP 62296193A JP 29619387 A JP29619387 A JP 29619387A JP H0372767 B2 JPH0372767 B2 JP H0372767B2
Authority
JP
Japan
Prior art keywords
boom
arm
work
cylinder
sensor means
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.)
Expired - Lifetime
Application number
JP62296193A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01142133A (ja
Inventor
Kazuhiro Yoshida
Tomoo Kitada
Yoshinobu Masutani
Takaharu Naito
Ikuo Kita
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.)
Komatsu Ltd
Original Assignee
Komatsu Ltd
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 Komatsu Ltd filed Critical Komatsu Ltd
Priority to JP29619387A priority Critical patent/JPH01142133A/ja
Publication of JPH01142133A publication Critical patent/JPH01142133A/ja
Publication of JPH0372767B2 publication Critical patent/JPH0372767B2/ja
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/2025—Particular purposes of control systems not otherwise provided for
    • E02F9/2033—Limiting the movement of frames or implements, e.g. to avoid collision between implements and the cabin

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Operation Control Of Excavators (AREA)
  • Shovels (AREA)
  • Component Parts Of Construction Machinery (AREA)
JP29619387A 1987-11-26 1987-11-26 作業機干渉防止装置 Granted JPH01142133A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP29619387A JPH01142133A (ja) 1987-11-26 1987-11-26 作業機干渉防止装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP29619387A JPH01142133A (ja) 1987-11-26 1987-11-26 作業機干渉防止装置

Publications (2)

Publication Number Publication Date
JPH01142133A JPH01142133A (ja) 1989-06-05
JPH0372767B2 true JPH0372767B2 (US20030199744A1-20031023-C00003.png) 1991-11-19

Family

ID=17830378

Family Applications (1)

Application Number Title Priority Date Filing Date
JP29619387A Granted JPH01142133A (ja) 1987-11-26 1987-11-26 作業機干渉防止装置

Country Status (1)

Country Link
JP (1) JPH01142133A (US20030199744A1-20031023-C00003.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2592903B2 (ja) * 1988-04-22 1997-03-19 ヤンマーディーゼル株式会社 作業機の危険領域回避装置
JPH0399304U (US20030199744A1-20031023-C00003.png) * 1990-01-30 1991-10-17
JP2562019Y2 (ja) * 1991-10-14 1998-02-04 セイレイ工業株式会社 バックホー
JP2500452Y2 (ja) * 1993-07-21 1996-06-05 日立建機株式会社 油圧ショベルのフロント駆動回路
JP3946214B2 (ja) * 2004-09-30 2007-07-18 大林道路株式会社 油圧式走行装置の緊急停止装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5931650B2 (ja) * 1976-06-17 1984-08-03 松下電器産業株式会社 燃焼安全装置
JPS6115347B2 (US20030199744A1-20031023-C00003.png) * 1978-02-10 1986-04-23 Hitachi Ltd
JPS6132255B2 (US20030199744A1-20031023-C00003.png) * 1982-05-22 1986-07-25 Central Glass Co Ltd

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5931650U (ja) * 1982-08-17 1984-02-27 株式会社小松製作所 掘削機の側溝掘り装置
JPS6115347U (ja) * 1984-06-29 1986-01-29 株式会社小松製作所 建設機械の作業機キツクアウト装置
JPS6132255U (ja) * 1984-07-26 1986-02-26 株式会社小松製作所 掘削用建設機械の安全装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5931650B2 (ja) * 1976-06-17 1984-08-03 松下電器産業株式会社 燃焼安全装置
JPS6115347B2 (US20030199744A1-20031023-C00003.png) * 1978-02-10 1986-04-23 Hitachi Ltd
JPS6132255B2 (US20030199744A1-20031023-C00003.png) * 1982-05-22 1986-07-25 Central Glass Co Ltd

Also Published As

Publication number Publication date
JPH01142133A (ja) 1989-06-05

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