JPS6253121B2 - - Google Patents

Info

Publication number
JPS6253121B2
JPS6253121B2 JP1864379A JP1864379A JPS6253121B2 JP S6253121 B2 JPS6253121 B2 JP S6253121B2 JP 1864379 A JP1864379 A JP 1864379A JP 1864379 A JP1864379 A JP 1864379A JP S6253121 B2 JPS6253121 B2 JP S6253121B2
Authority
JP
Japan
Prior art keywords
brightness
land
sensor
reflected light
boundary
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
JP1864379A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55111708A (en
Inventor
Katsumi Ito
Shigeaki Okuyama
Yoshimi Oota
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 JP1864379A priority Critical patent/JPS55111708A/ja
Publication of JPS55111708A publication Critical patent/JPS55111708A/ja
Publication of JPS6253121B2 publication Critical patent/JPS6253121B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Guiding Agricultural Machines (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
JP1864379A 1979-02-19 1979-02-19 Power tiller Granted JPS55111708A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1864379A JPS55111708A (en) 1979-02-19 1979-02-19 Power tiller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1864379A JPS55111708A (en) 1979-02-19 1979-02-19 Power tiller

Publications (2)

Publication Number Publication Date
JPS55111708A JPS55111708A (en) 1980-08-28
JPS6253121B2 true JPS6253121B2 (de) 1987-11-09

Family

ID=11977277

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1864379A Granted JPS55111708A (en) 1979-02-19 1979-02-19 Power tiller

Country Status (1)

Country Link
JP (1) JPS55111708A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5685517U (de) * 1979-12-06 1981-07-09
JPS63126406A (ja) * 1986-11-17 1988-05-30 日農機製工株式会社 ビ−ト等の移植機の自動畦巾合せ方法

Also Published As

Publication number Publication date
JPS55111708A (en) 1980-08-28

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