ZA733338B - Tractor hydraulic lift system - Google Patents

Tractor hydraulic lift system

Info

Publication number
ZA733338B
ZA733338B ZA733338A ZA733338A ZA733338B ZA 733338 B ZA733338 B ZA 733338B ZA 733338 A ZA733338 A ZA 733338A ZA 733338 A ZA733338 A ZA 733338A ZA 733338 B ZA733338 B ZA 733338B
Authority
ZA
South Africa
Prior art keywords
lift system
hydraulic lift
tractor hydraulic
tractor
lift
Prior art date
Application number
ZA733338A
Other languages
English (en)
Inventor
L Green
Original Assignee
Ford Motor Co
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 Ford Motor Co filed Critical Ford Motor Co
Publication of ZA733338B publication Critical patent/ZA733338B/xx

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
    • A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
    • A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
    • A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
    • A01B63/1117—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements using a hitch position sensor

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
ZA733338A 1972-06-28 1973-05-17 Tractor hydraulic lift system ZA733338B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26691572A 1972-06-28 1972-06-28

Publications (1)

Publication Number Publication Date
ZA733338B true ZA733338B (en) 1974-04-24

Family

ID=23016525

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA733338A ZA733338B (en) 1972-06-28 1973-05-17 Tractor hydraulic lift system

Country Status (13)

Country Link
US (1) US3768570A (lv)
JP (1) JPS4947106A (lv)
AR (1) AR198995A1 (lv)
BE (1) BE801504A (lv)
BR (1) BR7304652D0 (lv)
CA (1) CA989659A (lv)
DE (1) DE2332419A1 (lv)
FR (1) FR2190336B1 (lv)
GB (1) GB1407667A (lv)
IT (1) IT986117B (lv)
NL (1) NL7308057A (lv)
SE (1) SE411989B (lv)
ZA (1) ZA733338B (lv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1066111A (en) * 1975-12-22 1979-11-13 Otto Mueller (Jr.) Draft and position control linkage with depth limit for a tractor
JPS53100610U (lv) * 1977-01-19 1978-08-15
JPS53100611U (lv) * 1977-01-19 1978-08-15
JPS5632901A (en) * 1979-08-24 1981-04-02 Iseki Agricult Mach Safety mechanism of lifting and lowering operation device by liquid pressure
US4304303A (en) * 1980-03-17 1981-12-08 Deere & Company Three-point hitch draft control
JPS57100808U (lv) * 1980-12-15 1982-06-21
JPS6145766Y2 (lv) * 1981-02-24 1986-12-23
JPS5928403A (ja) * 1982-08-10 1984-02-15 井関農機株式会社 トラクタ等における牽引抵抗制御装置
US4501168A (en) * 1982-09-13 1985-02-26 Allis-Chalmers Corp. Adjustable stop for position control lever for draft load sensing system
JPS5886004A (ja) * 1982-10-21 1983-05-23 井関農機株式会社 油圧バルブ作動装置
IT1168687B (it) * 1983-09-30 1987-05-20 Fiat Trattori Spa Gruppo per il sollevamento e l'abbassamento di un attrezzo agricolo collegato ad un trattore
US7798241B2 (en) * 2008-09-19 2010-09-21 Deere & Company Mechanical hitch control unit
US11632892B2 (en) 2020-03-04 2023-04-25 Cnh Industrial America Llc Rear jack for an agricultural implement

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3003568A (en) * 1961-10-10 merritt etal
US2996125A (en) * 1957-05-06 1961-08-15 Massey Ferguson Inc Implement mounting system
US3002571A (en) * 1957-06-21 1961-10-03 Ford Motor Co Hydraulic system for tractors
FR1417971A (fr) * 1962-05-25 1965-11-19 Dispositif d'asservissement d'un servo-mécanisme à deux grandeurs applicable notamment à la commande de relevage d'instruments attelés à des tracteurs agricoles ou analogues

Also Published As

Publication number Publication date
US3768570A (en) 1973-10-30
GB1407667A (en) 1975-09-24
NL7308057A (lv) 1974-01-02
SE411989B (sv) 1980-02-18
BE801504A (nl) 1973-10-15
DE2332419A1 (de) 1974-01-17
IT986117B (it) 1975-01-20
FR2190336A1 (lv) 1974-02-01
BR7304652D0 (pt) 1974-08-15
AR198995A1 (es) 1974-07-31
CA989659A (en) 1976-05-25
FR2190336B1 (lv) 1977-02-18
JPS4947106A (lv) 1974-05-07

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