AR229505A1 - DOUBLE CIRCULAR BLADE OPENER - Google Patents

DOUBLE CIRCULAR BLADE OPENER

Info

Publication number
AR229505A1
AR229505A1 AR279944A AR27994480A AR229505A1 AR 229505 A1 AR229505 A1 AR 229505A1 AR 279944 A AR279944 A AR 279944A AR 27994480 A AR27994480 A AR 27994480A AR 229505 A1 AR229505 A1 AR 229505A1
Authority
AR
Argentina
Prior art keywords
circular blade
double circular
blade opener
opener
double
Prior art date
Application number
AR279944A
Other languages
Spanish (es)
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
Application granted granted Critical
Publication of AR229505A1 publication Critical patent/AR229505A1/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
    • A01C5/06—Machines for making or covering drills or furrows for sowing or planting
    • A01C5/062—Devices for making drills or furrows
    • A01C5/064—Devices for making drills or furrows with rotating tools

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Soil Working Implements (AREA)
  • Fertilizing (AREA)
  • Threshing Machine Elements (AREA)
AR279944A 1979-02-12 1980-02-12 DOUBLE CIRCULAR BLADE OPENER AR229505A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1153479A 1979-02-12 1979-02-12

Publications (1)

Publication Number Publication Date
AR229505A1 true AR229505A1 (en) 1983-09-15

Family

ID=21750808

Family Applications (1)

Application Number Title Priority Date Filing Date
AR279944A AR229505A1 (en) 1979-02-12 1980-02-12 DOUBLE CIRCULAR BLADE OPENER

Country Status (11)

Country Link
AR (1) AR229505A1 (en)
AU (1) AU530698B2 (en)
CA (1) CA1120334A (en)
DE (1) DE3004452C3 (en)
DK (1) DK54680A (en)
FR (1) FR2448279A1 (en)
GB (1) GB2043418B (en)
IT (1) IT1127346B (en)
MX (1) MX149250A (en)
NZ (1) NZ192843A (en)
ZA (1) ZA80777B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4732398A (en) * 1985-06-04 1988-03-22 Biss Elmer H Bellows-type bearing seal and method of use
US4663303A (en) * 1986-02-24 1987-05-05 The Halcon Sd Group, Inc. Process for preparing silver catalysts
FR2689724A1 (en) * 1992-04-10 1993-10-15 Pichon Sa Ets M Furrowing discs for burying silage - has two furrowing discs mounted on their bearings by spacing washers, which can be used to adjust spacing of discs
DE102014105328A1 (en) * 2014-04-22 2015-10-22 Amazonen-Werke H. Dreyer Gmbh & Co. Kg Double disc coulter
CN107278433B (en) * 2017-07-24 2023-05-26 重庆美澳机械制造有限公司 Ditching knife driving structure assembly
CN108848775B (en) * 2018-09-17 2022-07-12 吉林大学 Real-time adjustable double-layer bionic gap disc furrow opener
CN114711000A (en) * 2021-01-05 2022-07-08 中国农业机械化科学研究院呼和浩特分院有限公司 Double-disc furrow opener for mixed sowing and fertilizing of pasture

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR639632A (en) * 1927-08-18 1928-06-26 R Et A Liot Further training in the establishment of rotary coulter seed drills
US2105120A (en) * 1936-06-08 1938-01-11 Int Harvester Co Furrow opener for grain drills
GB1156341A (en) * 1965-09-10 1969-06-25 Massey Ferguson Perkins Ltd Improvements in or relating to Seed Drills
DE2031861A1 (en) * 1970-06-27 1972-01-05 Amazonen-Werke H. Dreyer, 4501 Gaste Device for distributing scatterable material

Also Published As

Publication number Publication date
AU530698B2 (en) 1983-07-28
DE3004452A1 (en) 1980-08-14
DE3004452C3 (en) 1981-11-05
ZA80777B (en) 1981-09-30
FR2448279A1 (en) 1980-09-05
DK54680A (en) 1980-08-13
CA1120334A (en) 1982-03-23
DE3004452B2 (en) 1981-03-26
FR2448279B1 (en) 1983-07-18
NZ192843A (en) 1982-05-31
GB2043418B (en) 1982-09-08
MX149250A (en) 1983-10-03
GB2043418A (en) 1980-10-08
IT1127346B (en) 1986-05-21
IT8047856A0 (en) 1980-02-08
AU5514080A (en) 1980-08-21

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