DK148641C - Traktor med hydraulisk loefteaggregat - Google Patents

Traktor med hydraulisk loefteaggregat

Info

Publication number
DK148641C
DK148641C DK289272A DK289272A DK148641C DK 148641 C DK148641 C DK 148641C DK 289272 A DK289272 A DK 289272A DK 289272 A DK289272 A DK 289272A DK 148641 C DK148641 C DK 148641C
Authority
DK
Denmark
Prior art keywords
tractor
hydraulic lift
lift unit
hydraulic
unit
Prior art date
Application number
DK289272A
Other languages
Danish (da)
English (en)
Other versions
DK148641B (da
Inventor
William J Foxwell
James D Parsons
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 DK148641B publication Critical patent/DK148641B/da
Application granted granted Critical
Publication of DK148641C publication Critical patent/DK148641C/da

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)
DK289272A 1971-06-11 1972-06-09 Traktor med hydraulisk loefteaggregat DK148641C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15231671A 1971-06-11 1971-06-11
US15231671 1971-06-11

Publications (2)

Publication Number Publication Date
DK148641B DK148641B (da) 1985-08-26
DK148641C true DK148641C (da) 1986-02-24

Family

ID=22542409

Family Applications (1)

Application Number Title Priority Date Filing Date
DK289272A DK148641C (da) 1971-06-11 1972-06-09 Traktor med hydraulisk loefteaggregat

Country Status (14)

Country Link
US (1) US3732933A (fr)
AU (1) AU454390B2 (fr)
BE (1) BE784645A (fr)
BR (1) BR7203301D0 (fr)
CA (1) CA962112A (fr)
DE (1) DE2225559A1 (fr)
DK (1) DK148641C (fr)
ES (1) ES402999A1 (fr)
FR (1) FR2140384B1 (fr)
GB (1) GB1349834A (fr)
IT (1) IT952105B (fr)
NL (1) NL151880B (fr)
SE (1) SE385758B (fr)
ZA (1) ZA721569B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI54981C (fi) * 1974-02-27 1979-04-10 Valmet Oy Regleringssystem foer traktor
JPS51124502A (en) * 1975-04-25 1976-10-30 Kubota Ltd Automatic depth controller
CA1066111A (fr) * 1975-12-22 1979-11-13 Otto Mueller (Jr.) Commandes ameliorees de controle de la traction et de la position d'instruments aratoires tractes, munis d'un dispositif de controle de la profondeur de penetration
US4160485A (en) * 1977-12-23 1979-07-10 Ford Motor Company Tractor with draft load control system
US4518044A (en) * 1982-03-22 1985-05-21 Deere & Company Vehicle with control system for raising and lowering implement
DE3316305C2 (de) * 1983-05-04 1986-09-04 Mannesmann Rexroth GmbH, 8770 Lohr Schaltungsanordnung zum Steuern eines von einem Schlepper gezogenen, mittels eines Hubzylinders der Höhe nach verstellbaren Anbaugeräts
FR2871412A1 (fr) * 2004-06-14 2005-12-16 Miloco Production Entpr Uniper Systeme de maintien d'un attelage avec deverrouillage automatique
US7798241B2 (en) * 2008-09-19 2010-09-21 Deere & Company Mechanical hitch control unit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3241621A (en) * 1964-01-30 1966-03-22 Massey Ferguson Inc Tractor hydraulic control system
US3313359A (en) * 1964-04-23 1967-04-11 Union Carbide Canada Ltd Machine for thermally working minerals
US3575241A (en) * 1967-03-30 1971-04-20 Ford Motor Co Tractor hydraulic lift control system
GB1239281A (fr) * 1968-07-29 1971-07-14
US3653446A (en) * 1969-07-24 1972-04-04 White Farm Equip Draft and position control for tractor drawn implements

Also Published As

Publication number Publication date
DK148641B (da) 1985-08-26
BE784645A (fr) 1972-10-02
FR2140384A1 (fr) 1973-01-19
GB1349834A (en) 1974-04-10
ES402999A1 (es) 1975-12-01
BR7203301D0 (pt) 1973-05-24
AU454390B2 (en) 1974-10-14
AU4011472A (en) 1973-09-20
CA962112A (en) 1975-02-04
NL7207726A (fr) 1972-12-13
SE385758B (sv) 1976-07-26
DE2225559A1 (de) 1973-01-04
FR2140384B1 (fr) 1974-10-04
ZA721569B (en) 1972-11-29
IT952105B (it) 1973-07-20
NL151880B (nl) 1977-01-17
US3732933A (en) 1973-05-15

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Legal Events

Date Code Title Description
PBP Patent lapsed