FR2290138A1 - Dispositif de controle reglable etalonne - Google Patents

Dispositif de controle reglable etalonne

Info

Publication number
FR2290138A1
FR2290138A1 FR7525260A FR7525260A FR2290138A1 FR 2290138 A1 FR2290138 A1 FR 2290138A1 FR 7525260 A FR7525260 A FR 7525260A FR 7525260 A FR7525260 A FR 7525260A FR 2290138 A1 FR2290138 A1 FR 2290138A1
Authority
FR
France
Prior art keywords
control device
adjustable control
standard adjustable
standard
control
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.)
Granted
Application number
FR7525260A
Other languages
English (en)
Other versions
FR2290138B1 (fr
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
Application filed by Dickey John Corp filed Critical Dickey John Corp
Publication of FR2290138A1 publication Critical patent/FR2290138A1/fr
Application granted granted Critical
Publication of FR2290138B1 publication Critical patent/FR2290138B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
    • G06G7/68—Analogue computers for specific processes, systems or devices, e.g. simulators for civil engineering structures, e.g. beam, strut, girder, elasticity computation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S111/00—Planting
    • Y10S111/903—Monitor

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Sowing (AREA)
FR7525260A 1974-08-14 1975-08-13 Dispositif de controle reglable etalonne Granted FR2290138A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/497,222 US4137529A (en) 1974-08-14 1974-08-14 Calibrated tuneable monitor

Publications (2)

Publication Number Publication Date
FR2290138A1 true FR2290138A1 (fr) 1976-06-04
FR2290138B1 FR2290138B1 (fr) 1978-03-17

Family

ID=23975961

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7525260A Granted FR2290138A1 (fr) 1974-08-14 1975-08-13 Dispositif de controle reglable etalonne

Country Status (7)

Country Link
US (1) US4137529A (fr)
BR (1) BR7505168A (fr)
CA (1) CA1062795A (fr)
DE (1) DE2531900C2 (fr)
FR (1) FR2290138A1 (fr)
GB (1) GB1482248A (fr)
HU (1) HU174283B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2467531A1 (fr) * 1979-10-17 1981-04-30 Dickey John Corp Appareil de controle de semoir multiple

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333096A (en) * 1979-07-27 1982-06-01 Field Electronics Inc. Seed planter monitor
US4782282A (en) * 1986-07-09 1988-11-01 Dickey-John Corporation Capacitive-type seed sensor for a planter monitor
US5974734A (en) * 1987-04-03 1999-11-02 Kamterter Ii, Llc Solid matrix priming of seeds with microorganisms and selected chemical treatment
US6646181B1 (en) 1987-04-03 2003-11-11 Kamterter Ii, L.L.C. Solid matrix control of seed conditioning using selected cell cycle stages
US5910050A (en) * 1987-04-03 1999-06-08 Kamterter Ii, Llc Solid matrix conditioning of seeds for sorting purposes
US5170730A (en) * 1991-04-22 1992-12-15 Kansas State University Research Foundation Seed planter for continuously planting plots using different seed sources
US5323721A (en) * 1992-03-20 1994-06-28 Micro-Trak Systems, Inc. Planter monitor system
CA2141092C (fr) * 1995-01-25 1999-01-05 James F. White Communications entre les elements d'une machine
US6208255B1 (en) 1999-10-20 2001-03-27 Larry M. Conrad Non-resonant electromagnetic energy sensor
US6346888B1 (en) * 1999-10-20 2002-02-12 Larry M. Conrad Non-resonant electromagnetic energy sensor
US8078367B2 (en) * 2007-01-08 2011-12-13 Precision Planting, Inc. Planter monitor system and method
US10058023B2 (en) * 2016-07-13 2018-08-28 Amvac Chemical Corporation Electronically pulsing agricultural product with seed utilizing seed transport mechanism

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3723989A (en) * 1970-02-12 1973-03-27 Dickey John Corp Electronic planter monitor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675199A (en) * 1970-06-15 1972-07-04 Union Oil Co Vehicle position marking device
US3691462A (en) * 1971-10-21 1972-09-12 Westinghouse Air Brake Co Rate parameter indicator having meter movement smoothing at low rates
US3798529A (en) * 1973-01-02 1974-03-19 Texas Instruments Inc Tachometer circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3723989A (en) * 1970-02-12 1973-03-27 Dickey John Corp Electronic planter monitor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2467531A1 (fr) * 1979-10-17 1981-04-30 Dickey John Corp Appareil de controle de semoir multiple

Also Published As

Publication number Publication date
HU174283B (hu) 1979-12-28
BR7505168A (pt) 1976-08-03
DE2531900C2 (de) 1984-05-03
FR2290138B1 (fr) 1978-03-17
US4137529A (en) 1979-01-30
DE2531900A1 (de) 1976-02-26
CA1062795A (fr) 1979-09-18
GB1482248A (en) 1977-08-10

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Legal Events

Date Code Title Description
ST Notification of lapse