GB2204773B - Ridge-crop harvesters - Google Patents

Ridge-crop harvesters

Info

Publication number
GB2204773B
GB2204773B GB8811789A GB8811789A GB2204773B GB 2204773 B GB2204773 B GB 2204773B GB 8811789 A GB8811789 A GB 8811789A GB 8811789 A GB8811789 A GB 8811789A GB 2204773 B GB2204773 B GB 2204773B
Authority
GB
United Kingdom
Prior art keywords
ridge
crop harvesters
harvesters
crop
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 - Fee Related
Application number
GB8811789A
Other versions
GB2204773A (en
GB8811789D0 (en
Inventor
Douglas Charles Mcrae
Philip Scott Hutchison
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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 National Research Development Corp UK filed Critical National Research Development Corp UK
Publication of GB8811789D0 publication Critical patent/GB8811789D0/en
Publication of GB2204773A publication Critical patent/GB2204773A/en
Application granted granted Critical
Publication of GB2204773B publication Critical patent/GB2204773B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D21/00—Digging machines with potato-picking implements
    • A01D21/04—Digging machines with potato-picking implements with rotating picking tools
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D33/00—Accessories for digging harvesters
    • A01D33/14—Lifting or lowering mechanisms for the tools

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Harvesting Machines For Root Crops (AREA)
GB8811789A 1987-05-19 1988-05-18 Ridge-crop harvesters Expired - Fee Related GB2204773B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878711791A GB8711791D0 (en) 1987-05-19 1987-05-19 Ridge-crop harvesters

Publications (3)

Publication Number Publication Date
GB8811789D0 GB8811789D0 (en) 1988-06-22
GB2204773A GB2204773A (en) 1988-11-23
GB2204773B true GB2204773B (en) 1991-01-02

Family

ID=10617575

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878711791A Pending GB8711791D0 (en) 1987-05-19 1987-05-19 Ridge-crop harvesters
GB8811789A Expired - Fee Related GB2204773B (en) 1987-05-19 1988-05-18 Ridge-crop harvesters

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878711791A Pending GB8711791D0 (en) 1987-05-19 1987-05-19 Ridge-crop harvesters

Country Status (1)

Country Link
GB (2) GB8711791D0 (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB497122A (en) * 1937-03-08 1938-12-13 Heinrich Lanz Ag Improvements in agricultural machines, particularly potato and turnip harvesters
GB588673A (en) * 1944-11-30 1947-05-30 John Smith Rae Improvements in potato harvesting machines
GB664522A (en) * 1949-03-14 1952-01-09 Joseph Timmis Improvements relating to machines for digging and riddling root crops, more especially potatoes
GB684938A (en) * 1951-04-19 1952-12-24 Tom Stanley Johnson Improvements in or relating to tractor drawn digging machines for harvesting potatoes or other root crops
GB824077A (en) * 1956-11-27 1959-11-25 Bucher A G Maschinenfabrik Improvements in or relating to root crop-harvesting machines
GB868394A (en) * 1959-03-20 1961-05-17 J E C Powell Ltd Improvements in and relating to agricultural implements
GB916038A (en) * 1960-01-29 1963-01-16 Aebi & Co Ag Improvements in and relating to diggers for harvesting tubers
GB1077395A (en) * 1964-05-02 1967-07-26 Lieselotte Dreyer Potato digging machine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB497122A (en) * 1937-03-08 1938-12-13 Heinrich Lanz Ag Improvements in agricultural machines, particularly potato and turnip harvesters
GB588673A (en) * 1944-11-30 1947-05-30 John Smith Rae Improvements in potato harvesting machines
GB664522A (en) * 1949-03-14 1952-01-09 Joseph Timmis Improvements relating to machines for digging and riddling root crops, more especially potatoes
GB684938A (en) * 1951-04-19 1952-12-24 Tom Stanley Johnson Improvements in or relating to tractor drawn digging machines for harvesting potatoes or other root crops
GB824077A (en) * 1956-11-27 1959-11-25 Bucher A G Maschinenfabrik Improvements in or relating to root crop-harvesting machines
GB868394A (en) * 1959-03-20 1961-05-17 J E C Powell Ltd Improvements in and relating to agricultural implements
GB916038A (en) * 1960-01-29 1963-01-16 Aebi & Co Ag Improvements in and relating to diggers for harvesting tubers
GB1077395A (en) * 1964-05-02 1967-07-26 Lieselotte Dreyer Potato digging machine

Also Published As

Publication number Publication date
GB8711791D0 (en) 1987-06-24
GB2204773A (en) 1988-11-23
GB8811789D0 (en) 1988-06-22

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940518