JPS59100916A - 農作業機 - Google Patents

農作業機

Info

Publication number
JPS59100916A
JPS59100916A JP57211714A JP21171482A JPS59100916A JP S59100916 A JPS59100916 A JP S59100916A JP 57211714 A JP57211714 A JP 57211714A JP 21171482 A JP21171482 A JP 21171482A JP S59100916 A JPS59100916 A JP S59100916A
Authority
JP
Japan
Prior art keywords
ground
measurement
microcomputer
height
measured value
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
JP57211714A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0215172B2 (2
Inventor
Hiroshi Kishida
博 岸田
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.)
Kubota Corp
Original Assignee
Kubota 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 Kubota Corp filed Critical Kubota Corp
Priority to JP57211714A priority Critical patent/JPS59100916A/ja
Publication of JPS59100916A publication Critical patent/JPS59100916A/ja
Publication of JPH0215172B2 publication Critical patent/JPH0215172B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
    • G05D1/02—Control of position or course in two dimensions
    • G05D1/021—Control of position or course in two dimensions specially adapted to land vehicles
    • G05D1/0255—Control of position or course in two dimensions specially adapted to land vehicles using acoustic signals, e.g. ultra-sonic singals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Harvester Elements (AREA)
  • Safety Devices In Control Systems (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
JP57211714A 1982-12-01 1982-12-01 農作業機 Granted JPS59100916A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57211714A JPS59100916A (ja) 1982-12-01 1982-12-01 農作業機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57211714A JPS59100916A (ja) 1982-12-01 1982-12-01 農作業機

Publications (2)

Publication Number Publication Date
JPS59100916A true JPS59100916A (ja) 1984-06-11
JPH0215172B2 JPH0215172B2 (2) 1990-04-11

Family

ID=16610378

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57211714A Granted JPS59100916A (ja) 1982-12-01 1982-12-01 農作業機

Country Status (1)

Country Link
JP (1) JPS59100916A (2)

Also Published As

Publication number Publication date
JPH0215172B2 (2) 1990-04-11

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