GB2133555B - Planter population monitor - Google Patents

Planter population monitor

Info

Publication number
GB2133555B
GB2133555B GB8325980A GB8325980A GB2133555B GB 2133555 B GB2133555 B GB 2133555B GB 8325980 A GB8325980 A GB 8325980A GB 8325980 A GB8325980 A GB 8325980A GB 2133555 B GB2133555 B GB 2133555B
Authority
GB
United Kingdom
Prior art keywords
planter
population monitor
population
monitor
planter population
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
GB8325980A
Other versions
GB2133555A (en
GB8325980D0 (en
Inventor
David Eugene Steffen
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.)
Dickey John Corp
Original Assignee
Dickey John Corp
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
Priority claimed from US06/085,743 external-priority patent/US4277833A/en
Application filed by Dickey John Corp filed Critical Dickey John Corp
Priority to GB8325980A priority Critical patent/GB2133555B/en
Publication of GB8325980D0 publication Critical patent/GB8325980D0/en
Publication of GB2133555A publication Critical patent/GB2133555A/en
Application granted granted Critical
Publication of GB2133555B publication Critical patent/GB2133555B/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C7/00—Sowing
    • A01C7/08—Broadcast seeders; Seeders depositing seeds in rows
    • A01C7/10—Devices for adjusting the seed-box ; Regulation of machines for depositing quantities at intervals
    • A01C7/102—Regulating or controlling the seed rate
    • A01C7/105—Seed sensors

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Guiding Agricultural Machines (AREA)
GB8325980A 1979-10-17 1983-09-28 Planter population monitor Expired GB2133555B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8325980A GB2133555B (en) 1979-10-17 1983-09-28 Planter population monitor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/085,743 US4277833A (en) 1978-09-05 1979-10-17 Planter population monitor
GB8325980A GB2133555B (en) 1979-10-17 1983-09-28 Planter population monitor

Publications (3)

Publication Number Publication Date
GB8325980D0 GB8325980D0 (en) 1983-11-02
GB2133555A GB2133555A (en) 1984-07-25
GB2133555B true GB2133555B (en) 1985-01-23

Family

ID=26286881

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8325980A Expired GB2133555B (en) 1979-10-17 1983-09-28 Planter population monitor

Country Status (1)

Country Link
GB (1) GB2133555B (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3527928A (en) * 1966-04-07 1970-09-08 Dickey John Corp Electronic seed monitor
US3723989A (en) * 1970-02-12 1973-03-27 Dickey John Corp Electronic planter monitor
GB1473922A (en) * 1974-09-20 1977-05-18 Dickey John Corp Seed population monitor
GB1501481A (en) * 1975-10-07 1978-02-15 Dickey John Corp Seed monitoring apparatus
NL7800714A (en) * 1978-01-20 1979-07-24 Patent Concern Nv AGRICULTURAL MACHINE OR SIMILAR EQUIPMENT.

Also Published As

Publication number Publication date
GB2133555A (en) 1984-07-25
GB8325980D0 (en) 1983-11-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19990922