NZ208936A - Hydraulic apparatus with pressure cushioning system for applying constant force to furrow opener - Google Patents

Hydraulic apparatus with pressure cushioning system for applying constant force to furrow opener

Info

Publication number
NZ208936A
NZ208936A NZ208936A NZ20893684A NZ208936A NZ 208936 A NZ208936 A NZ 208936A NZ 208936 A NZ208936 A NZ 208936A NZ 20893684 A NZ20893684 A NZ 20893684A NZ 208936 A NZ208936 A NZ 208936A
Authority
NZ
New Zealand
Prior art keywords
constant force
furrow opener
hydraulic apparatus
cushioning system
applying constant
Prior art date
Application number
NZ208936A
Inventor
C J Baker
C D Kernohan
Original Assignee
Univ Massey
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 Univ Massey filed Critical Univ Massey
Priority to NZ208936A priority Critical patent/NZ208936A/en
Priority to US06/742,809 priority patent/US4648466A/en
Priority to CA000483731A priority patent/CA1244291A/en
Priority to AU43631/85A priority patent/AU585513B2/en
Priority to FR8508970A priority patent/FR2565763B1/en
Priority to GB08515040A priority patent/GB2161684B/en
Publication of NZ208936A publication Critical patent/NZ208936A/en

Links

NZ208936A 1984-06-13 1984-07-18 Hydraulic apparatus with pressure cushioning system for applying constant force to furrow opener NZ208936A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NZ208936A NZ208936A (en) 1984-06-13 1984-07-18 Hydraulic apparatus with pressure cushioning system for applying constant force to furrow opener
US06/742,809 US4648466A (en) 1984-06-13 1985-06-10 Furrow opener operating apparatus
CA000483731A CA1244291A (en) 1984-06-13 1985-06-12 Furrow opener operating apparatus
AU43631/85A AU585513B2 (en) 1984-06-13 1985-06-13 Furrow opener operating apparatus
FR8508970A FR2565763B1 (en) 1984-06-13 1985-06-13 APPARATUS FOR OPERATING AN OPENING MEMBER FOR A SEEDER
GB08515040A GB2161684B (en) 1984-06-13 1985-06-13 Furrow opener operating apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NZ20849284A NZ208492A (en) 1984-06-13 1984-06-13 Hydraulic apparatus with pressure cushioning system for applying constant force to furrow opener
NZ208936A NZ208936A (en) 1984-06-13 1984-07-18 Hydraulic apparatus with pressure cushioning system for applying constant force to furrow opener

Publications (1)

Publication Number Publication Date
NZ208936A true NZ208936A (en) 1988-10-28

Family

ID=19920817

Family Applications (2)

Application Number Title Priority Date Filing Date
NZ20849284A NZ208492A (en) 1984-06-13 1984-06-13 Hydraulic apparatus with pressure cushioning system for applying constant force to furrow opener
NZ208936A NZ208936A (en) 1984-06-13 1984-07-18 Hydraulic apparatus with pressure cushioning system for applying constant force to furrow opener

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NZ20849284A NZ208492A (en) 1984-06-13 1984-06-13 Hydraulic apparatus with pressure cushioning system for applying constant force to furrow opener

Country Status (2)

Country Link
NZ (2) NZ208492A (en)
ZA (1) ZA854471B (en)

Also Published As

Publication number Publication date
NZ208492A (en) 1988-10-28
ZA854471B (en) 1986-02-26

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