GB1502835A - Rotary harrows - Google Patents

Rotary harrows

Info

Publication number
GB1502835A
GB1502835A GB2187/77A GB218777A GB1502835A GB 1502835 A GB1502835 A GB 1502835A GB 2187/77 A GB2187/77 A GB 2187/77A GB 218777 A GB218777 A GB 218777A GB 1502835 A GB1502835 A GB 1502835A
Authority
GB
United Kingdom
Prior art keywords
rotary harrows
harrows
rotary
heading
feb
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
GB2187/77A
Other languages
English (en)
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.)
C Van der Lely NV
Original Assignee
C Van der Lely NV
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 C Van der Lely NV filed Critical C Van der Lely NV
Publication of GB1502835A publication Critical patent/GB1502835A/en
Expired legal-status Critical Current

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
    • A01B33/00—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs
    • A01B33/08—Tools; Details, e.g. adaptations of transmissions or gearings
    • A01B33/087—Lifting devices; Depth regulation devices; Mountings
    • 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
    • A01B49/00—Combined machines
    • A01B49/02—Combined machines with two or more soil-working tools of different kind
    • A01B49/022—Combined machines with two or more soil-working tools of different kind at least one tool being actively driven
    • A01B49/025—Combined machines with two or more soil-working tools of different kind at least one tool being actively driven about a substantially vertical axis

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Soil Working Implements (AREA)
GB2187/77A 1974-03-01 1975-02-28 Rotary harrows Expired GB1502835A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7402786A NL7402786A (nl) 1974-03-01 1974-03-01 Grondbewerkingsmachine.

Publications (1)

Publication Number Publication Date
GB1502835A true GB1502835A (en) 1978-03-01

Family

ID=19820871

Family Applications (3)

Application Number Title Priority Date Filing Date
GB8602/75A Expired GB1502832A (en) 1974-03-01 1975-02-28 Rotary harrows
GB2187/77A Expired GB1502835A (en) 1974-03-01 1975-02-28 Rotary harrows
GB2186/77A Expired GB1502834A (en) 1974-03-01 1975-02-28 Rotary harrows

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB8602/75A Expired GB1502832A (en) 1974-03-01 1975-02-28 Rotary harrows

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB2186/77A Expired GB1502834A (en) 1974-03-01 1975-02-28 Rotary harrows

Country Status (10)

Country Link
US (1) US4042038A (en, 2012)
JP (1) JPS5928361B2 (en, 2012)
AT (1) AT340185B (en, 2012)
CH (3) CH590601A5 (en, 2012)
DE (1) DE2508211A1 (en, 2012)
ES (1) ES435181A1 (en, 2012)
FR (2) FR2262479B1 (en, 2012)
GB (3) GB1502832A (en, 2012)
IT (1) IT1033317B (en, 2012)
NL (1) NL7402786A (en, 2012)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7611244A (nl) * 1976-10-12 1978-04-14 Lely Nv C Van Der Grondbewerkingsmachine.
US4359831A (en) * 1980-05-19 1982-11-23 De Lorean Manufacturing Company Reversibly powered rotary snow tiller
NL8201055A (nl) * 1982-03-15 1983-10-03 Lely Nv C Van Der Grondbewerkingsmachine.
NL192019C (nl) * 1983-06-30 1997-01-07 Lely Nv C Van Der Grondbewerkingsmachine, in het bijzonder voor de bewerking van een zaaibed.
NL191872C (nl) * 1983-10-03 1996-10-04 Lely Nv C Van Der Rotorkopeg, die geschikt is voor aankoppeling aan de, gerekend in de normale voortbewegingsrichting van een trekker, aan de voorzijde daar van aangebrachte hefinrichting.
NL8400269A (nl) * 1984-01-30 1985-08-16 Lely Nv C Van Der Rolconstructie voor een grondbewerkingsmachine.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US499990A (en) * 1893-06-20 Harrow and roller
NL137376C (en, 2012) * 1967-11-01
NL141753B (nl) * 1968-04-17 1974-04-16 Eerste Emmeloorer Maschf Nv Grondbewerkingsinrichting.
NL7011316A (en, 2012) * 1970-07-30 1972-02-01
NL161967C (nl) * 1970-12-21 1983-08-16 Lely Nv C Van Der Verbetering aan een grondbewerkingsmachine.
BE792242A (nl) * 1971-12-08 1973-03-30 Lely Nv C Van Der Grondbewerkingsmachine
NL7116820A (en, 2012) * 1971-12-08 1973-06-13
NL7205221A (en, 2012) * 1972-04-19 1973-10-23
NL167295C (nl) * 1972-06-23 1981-12-16 Lely Nv C Van Der Grondbewerkingsmachine.
US3892278A (en) * 1972-12-27 1975-07-01 Smitty S Inc Rotary tiller-mulcher

Also Published As

Publication number Publication date
GB1502834A (en) 1978-03-01
NL7402786A (nl) 1975-09-03
JPS50129305A (en, 2012) 1975-10-13
JPS5928361B2 (ja) 1984-07-12
FR2262479A1 (en, 2012) 1975-09-26
FR2400825A1 (fr) 1979-03-23
FR2400825B1 (en, 2012) 1984-04-27
IT1033317B (it) 1979-07-10
CH590601A5 (en, 2012) 1977-08-15
DE2508211A1 (de) 1975-09-04
CH612572A5 (en, 2012) 1979-08-15
FR2262479B1 (en, 2012) 1981-03-06
US4042038A (en) 1977-08-16
DE2508211C2 (en, 2012) 1987-12-03
ATA139275A (de) 1977-03-15
ES435181A1 (es) 1976-12-01
AT340185B (de) 1977-11-25
CH610714A5 (en, 2012) 1979-05-15
GB1502832A (en) 1978-03-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee