ZA743947B - Automatic leveling mechanism for disk harrows - Google Patents

Automatic leveling mechanism for disk harrows

Info

Publication number
ZA743947B
ZA743947B ZA00743947A ZA743947A ZA743947B ZA 743947 B ZA743947 B ZA 743947B ZA 00743947 A ZA00743947 A ZA 00743947A ZA 743947 A ZA743947 A ZA 743947A ZA 743947 B ZA743947 B ZA 743947B
Authority
ZA
South Africa
Prior art keywords
leveling mechanism
automatic leveling
disk harrows
harrows
disk
Prior art date
Application number
ZA00743947A
Other languages
English (en)
Inventor
G Rehn
Original Assignee
Deere & 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 Deere & Co filed Critical Deere & Co
Publication of ZA743947B publication Critical patent/ZA743947B/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
    • A01B63/14—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors
    • A01B63/16—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors with wheels adjustable relatively to the frame
    • A01B63/22—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors with wheels adjustable relatively to the frame operated by hydraulic or pneumatic means
    • 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
    • A01B21/00—Harrows with rotary non-driven tools
    • A01B21/08—Harrows with rotary non-driven tools with disc-like tools
    • A01B21/083—Harrows with rotary non-driven tools with disc-like tools of the type comprising four individual disk groups each pivotally connected at fixed locations to a substantially rigid frame

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Zoology (AREA)
  • Soil Working Implements (AREA)
  • Agricultural Machines (AREA)
ZA00743947A 1973-06-21 1974-06-19 Automatic leveling mechanism for disk harrows ZA743947B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US372377A US3912017A (en) 1973-06-21 1973-06-21 Automatic leveling mechanism for disk harrows

Publications (1)

Publication Number Publication Date
ZA743947B true ZA743947B (en) 1975-06-25

Family

ID=23467865

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00743947A ZA743947B (en) 1973-06-21 1974-06-19 Automatic leveling mechanism for disk harrows

Country Status (9)

Country Link
US (1) US3912017A (de)
AR (1) AR206392A1 (de)
AU (1) AU470317B2 (de)
CA (1) CA978411A (de)
DE (1) DE2428917C3 (de)
ES (1) ES427464A1 (de)
FR (1) FR2233916B1 (de)
GB (1) GB1463695A (de)
ZA (1) ZA743947B (de)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK155481C (da) * 1975-05-30 1989-09-18 Christer Stark Harve, agerslaeber eller et tilsvarende landbrugsredskab til jordbearbejdning beregnet til at kobles til en traktor eller et tilsvarende traekorgan
FR2318566A1 (fr) * 1975-07-25 1977-02-18 Stark Crister Dispositif de commande pour machines ou outillages agricoles tires par tracteur et machines munies d'un tel dispositif
IT1059350B (it) * 1976-02-24 1982-05-31 Vannetti Sabatino Macchina per la lavorazione del terreno con una barra di traino sno data e bloccabile nell assetto di trasporto su strada
US4108249A (en) * 1977-07-01 1978-08-22 Chromalloy Farm And Industrial Equipment Co. Agricultural implement with constant frame attitude maintaining mechanism
US4211288A (en) * 1977-09-26 1980-07-08 Great Plains Manufacturing Incorporated Raisable implement frame with operably connected wheel and draft frames
US4271912A (en) * 1978-10-23 1981-06-09 Ag-Team, Inc. Disc harrow
US4250970A (en) * 1978-11-03 1981-02-17 Krause Plow Corporation Automatic coulter depth control
US4301873A (en) * 1979-07-20 1981-11-24 The Binkley Company Agricultural implement having field and transport modes
USRE33822E (en) * 1980-01-04 1992-02-18 Rome Industries, Inc. Hinge-type offset wheel harrow
US4308919A (en) * 1980-01-04 1982-01-05 Rome Industries, Inc. Hinge-type offset wheel harrow
US4326594A (en) * 1980-06-27 1982-04-27 Deere & Company Raising and lowering mechanism for farm implement
US4379491A (en) * 1981-03-23 1983-04-12 Deere & Company Leveling system for a wheeled implement
US4373591A (en) * 1981-04-10 1983-02-15 Chromalloy American Corporation Implement and last motion hitch locking mechanism therefor
US4441562A (en) * 1981-09-04 1984-04-10 Cooper Hugh E Foldable tillage implement
US4450917A (en) * 1982-08-13 1984-05-29 Kent Manufacturing Company, Inc. Self-leveling arrangement for agricultural implement frame
NL8203748A (nl) * 1982-09-28 1984-04-16 Patent Concern Nv Ploeg.
DE3417760A1 (de) * 1984-05-12 1985-11-14 Ludwig Euroley Müller Landwirtschaftlicher geraetetraeger fuer reihen- und beetkulturen
US4606413A (en) * 1985-02-25 1986-08-19 Kent Manufacturing Co., Inc. Hydraulic leveler arrangement
US4809786A (en) * 1987-11-30 1989-03-07 Deere & Company Remotely adjustable disk leveling system
US4932476A (en) * 1989-09-01 1990-06-12 Deere & Company Leveling position indicator
US5024279A (en) * 1990-02-20 1991-06-18 J.I. Case Corporation Foldable implement carrier
US5167286A (en) * 1991-06-24 1992-12-01 John Bossler Disc harrow implement
US5409069A (en) * 1993-07-16 1995-04-25 Kent Manufacturing, Co. Tillage implement with gauge wheel linked to wing lifting and self-leveling mechanism
US6035943A (en) * 1998-05-28 2000-03-14 Flexi-Coil Ltd Frame leveling system for tillage implements
US5992535A (en) * 1999-02-03 1999-11-30 Deere & Company Dual acting implement leveling system with transport stabilization
US7513316B2 (en) * 2006-09-15 2009-04-07 Deere & Company Implement rear hitch height and attitude control
CA2645522C (en) * 2008-12-02 2018-01-16 Straw Track Manufacturing Inc. Biasing apparatus for floating hitch implements
US8336639B2 (en) * 2010-11-04 2012-12-25 Agco Corporation Implement tongue locking mechanism
CA2848134A1 (en) 2011-12-16 2013-06-20 Mark HENNES Agricultural implement having diverse hitch and gang operation modes
US8910725B2 (en) 2012-05-31 2014-12-16 Cnh Industrial America Llc Hitch assembly and cross-tube structure for an agricultural implement
DE102015100273A1 (de) * 2015-01-09 2016-07-14 Lemken Gmbh & Co. Kg Landwirtschaftliches Arbeitsgerät mit Zusatzfahrwerk
US9980422B2 (en) 2016-06-15 2018-05-29 Cnh Industrial America Llc System and method for leveling an agricultural implement
CA3057023C (en) * 2019-09-27 2021-11-02 Schulte Industries Ltd. Leveling mower hitch

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3006422A (en) * 1961-10-31 Automatic mechanism for operating
US2320742A (en) * 1940-10-10 1943-06-01 Clarence E Newkirk Suction disk plow
US2717479A (en) * 1950-08-30 1955-09-13 Horace D Hume Disk harrow frame adjustment
US2754739A (en) * 1951-07-05 1956-07-17 Estes Otto Plows
US2797542A (en) * 1953-03-20 1957-07-02 Sears Roebuck & Co Adjustable wheeled support and hitch for disk harrows
US3082830A (en) * 1960-09-30 1963-03-26 Alexander Mfg Company Disc harrow
US3708018A (en) * 1971-02-22 1973-01-02 Wilbeck Machine And Mfg Inc Twin-offset disc implement with releasable fastening means connecting dual frames
US3777823A (en) * 1971-04-12 1973-12-11 A Holfeld Agricultural impelement trailers
US3809165A (en) * 1973-02-26 1974-05-07 M Miller Hydraulically operated weight control

Also Published As

Publication number Publication date
DE2428917C3 (de) 1978-04-27
DE2428917A1 (de) 1975-01-23
FR2233916B1 (de) 1977-07-01
FR2233916A1 (de) 1975-01-17
GB1463695A (en) 1977-02-02
AU6209073A (en) 1975-05-01
AU470317B2 (en) 1976-03-11
AR206392A1 (es) 1976-07-23
DE2428917B2 (de) 1977-08-18
US3912017A (en) 1975-10-14
CA978411A (en) 1975-11-25
ES427464A1 (es) 1976-07-16

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