CA1135987A - Automatisme de commande-regulation du degre de penetration d'un outil fouilleur - Google Patents

Automatisme de commande-regulation du degre de penetration d'un outil fouilleur

Info

Publication number
CA1135987A
CA1135987A CA000345445A CA345445A CA1135987A CA 1135987 A CA1135987 A CA 1135987A CA 000345445 A CA000345445 A CA 000345445A CA 345445 A CA345445 A CA 345445A CA 1135987 A CA1135987 A CA 1135987A
Authority
CA
Canada
Prior art keywords
drag
deviation
value
detector
lowering
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
CA000345445A
Other languages
English (en)
Inventor
Shigekazu Hasegawa
Shigeaki Okuyama
Norimi Nakamura
Yoshiyuki Katayama
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
Priority claimed from JP1757479A external-priority patent/JPS55111705A/ja
Priority claimed from JP1757579A external-priority patent/JPS55111706A/ja
Application filed by Kubota Corp filed Critical Kubota Corp
Application granted granted Critical
Publication of CA1135987A publication Critical patent/CA1135987A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Lifting Devices For Agricultural Implements (AREA)
CA000345445A 1979-02-15 1980-02-12 Automatisme de commande-regulation du degre de penetration d'un outil fouilleur Expired CA1135987A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP1757479A JPS55111705A (en) 1979-02-15 1979-02-15 Automatic lifting device of soil treating machine
JP17575/1979 1979-02-15
JP17574/1979 1979-02-15
JP1757579A JPS55111706A (en) 1979-02-15 1979-02-15 Automatic lifting device of soil treating machine

Publications (1)

Publication Number Publication Date
CA1135987A true CA1135987A (fr) 1982-11-23

Family

ID=26354124

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000345445A Expired CA1135987A (fr) 1979-02-15 1980-02-12 Automatisme de commande-regulation du degre de penetration d'un outil fouilleur

Country Status (1)

Country Link
CA (1) CA1135987A (fr)

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Legal Events

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