JPH0251013B2 - - Google Patents

Info

Publication number
JPH0251013B2
JPH0251013B2 JP18855381A JP18855381A JPH0251013B2 JP H0251013 B2 JPH0251013 B2 JP H0251013B2 JP 18855381 A JP18855381 A JP 18855381A JP 18855381 A JP18855381 A JP 18855381A JP H0251013 B2 JPH0251013 B2 JP H0251013B2
Authority
JP
Japan
Prior art keywords
blade
control system
light receiver
output
receiver
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
Application number
JP18855381A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5891230A (ja
Inventor
Tetsuji Funahashi
Shingo Kobayashi
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 JP18855381A priority Critical patent/JPS5891230A/ja
Priority to DE19823239588 priority patent/DE3239588A1/de
Priority to US06/436,841 priority patent/US4537259A/en
Publication of JPS5891230A publication Critical patent/JPS5891230A/ja
Publication of JPH0251013B2 publication Critical patent/JPH0251013B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G05D3/16—Control of position or direction using feedback using an analogue comparing device whose output amplitude can only take a number of discrete values
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Operation Control Of Excavators (AREA)
JP18855381A 1981-10-26 1981-11-25 地形測量機能を備えたブレ−ド制御装置 Granted JPS5891230A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP18855381A JPS5891230A (ja) 1981-11-25 1981-11-25 地形測量機能を備えたブレ−ド制御装置
DE19823239588 DE3239588A1 (de) 1981-10-26 1982-10-26 Einrichtung zum steuern der schar von bodenplaniermaschinen
US06/436,841 US4537259A (en) 1981-10-26 1982-10-26 Blade control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18855381A JPS5891230A (ja) 1981-11-25 1981-11-25 地形測量機能を備えたブレ−ド制御装置

Publications (2)

Publication Number Publication Date
JPS5891230A JPS5891230A (ja) 1983-05-31
JPH0251013B2 true JPH0251013B2 (enrdf_load_stackoverflow) 1990-11-06

Family

ID=16225706

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18855381A Granted JPS5891230A (ja) 1981-10-26 1981-11-25 地形測量機能を備えたブレ−ド制御装置

Country Status (1)

Country Link
JP (1) JPS5891230A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS5891230A (ja) 1983-05-31

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