IT7850418A0 - Dispositivo indicatore delle perdite di grano nelle macchine mieti trebbiatrici - Google Patents

Dispositivo indicatore delle perdite di grano nelle macchine mieti trebbiatrici

Info

Publication number
IT7850418A0
IT7850418A0 IT7850418A IT5041878A IT7850418A0 IT 7850418 A0 IT7850418 A0 IT 7850418A0 IT 7850418 A IT7850418 A IT 7850418A IT 5041878 A IT5041878 A IT 5041878A IT 7850418 A0 IT7850418 A0 IT 7850418A0
Authority
IT
Italy
Prior art keywords
harvest
indicator device
grain losses
thresher
machines
Prior art date
Application number
IT7850418A
Other languages
English (en)
Other versions
IT1105924B (it
Original Assignee
Kim Wentford Eldredge
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 Kim Wentford Eldredge filed Critical Kim Wentford Eldredge
Publication of IT7850418A0 publication Critical patent/IT7850418A0/it
Application granted granted Critical
Publication of IT1105924B publication Critical patent/IT1105924B/it

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
    • A01D41/12—Details of combines
    • A01D41/127—Control or measuring arrangements specially adapted for combines
    • A01D41/1271—Control or measuring arrangements specially adapted for combines for measuring crop flow
    • A01D41/1272—Control or measuring arrangements specially adapted for combines for measuring crop flow for measuring grain flow
    • A01D41/1273—Control or measuring arrangements specially adapted for combines for measuring crop flow for measuring grain flow for measuring grain loss
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/045—Analysing solids by imparting shocks to the workpiece and detecting the vibrations or the acoustic waves caused by the shocks
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/42—Detecting the response signal, e.g. electronic circuits specially adapted therefor by frequency filtering or by tuning to resonant frequency
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/46—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by spectral analysis, e.g. Fourier analysis or wavelet analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/10—Number of transducers
    • G01N2291/101—Number of transducers one transducer

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Mathematical Physics (AREA)
  • Environmental Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Threshing Machine Elements (AREA)
  • Measuring Volume Flow (AREA)
  • Combines (AREA)
IT50418/78A 1977-08-17 1978-07-21 Dispositivo indicatore delle perdite di grano nelle macchine mieti trebbiatrici IT1105924B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPD127677 1977-08-17

Publications (2)

Publication Number Publication Date
IT7850418A0 true IT7850418A0 (it) 1978-07-21
IT1105924B IT1105924B (it) 1985-11-11

Family

ID=3767132

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50418/78A IT1105924B (it) 1977-08-17 1978-07-21 Dispositivo indicatore delle perdite di grano nelle macchine mieti trebbiatrici

Country Status (6)

Country Link
AR (1) AR219538A1 (it)
CA (1) CA1146661A (it)
DE (1) DE2835895A1 (it)
FR (1) FR2400319A1 (it)
GB (1) GB2002903B (it)
IT (1) IT1105924B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4230130A (en) * 1979-02-05 1980-10-28 International Harvester Company Combine grain loss sensing
US4275546A (en) * 1980-01-04 1981-06-30 Sperry Corporation Stone discriminator
GB8305219D0 (en) * 1983-02-25 1983-03-30 Sperry Nv Combine harvesters
DE3731080A1 (de) * 1987-09-16 1989-03-30 Claas Ohg Verlustkornsensor fuer erntemaschinen
DE3733619A1 (de) * 1987-10-05 1989-04-13 Deere & Co Verfahren zum gleichmaessigen verteilen eines zu trennenden guts in einer trenneinrichtung und mittel zu seiner ausfuehrung
US5046362A (en) * 1988-04-26 1991-09-10 Ford New Holland, Inc. Grain loss monitors for harvesting machines
EP0339142B1 (en) * 1988-04-26 1992-09-02 Ford New Holland N.V. Impact detectors
DE3884602T2 (de) * 1988-04-26 1994-02-17 Ford New Holland Inc Körnerverlustmonitoren für Mähmaschinen.
DD289191A5 (de) * 1989-11-28 1991-04-25 Saechsische Maehdrescherwerke Ag,De Sensor fuer landmaschinen
DD289685A5 (de) * 1989-11-28 1991-05-08 Saechsische Maehdrescherwerke Ag,De Einrichtung zum erfassen des erntegutdurchsatzes
DE19725028A1 (de) * 1997-06-13 1998-12-17 Claas Selbstfahr Erntemasch Sensor für Erntemaschinen
US6431981B1 (en) * 1999-06-30 2002-08-13 Wisconsin Alumni Research Foundation Yield monitor for forage crops

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1270535A (en) * 1968-03-06 1972-04-12 Massey Ferguson Perkins Ltd Improvements in or relating to combine harvesters
US3606745A (en) * 1969-09-08 1971-09-21 Massey Ferguson Ind Ltd Grain flow rate monitor
US3939846A (en) * 1974-06-27 1976-02-24 Vladimir Kirillovich Drozhzhin Device for monitoring and controlling the relative flows and losses of grain in a grain combine thresher
US3935866A (en) * 1974-12-23 1976-02-03 Allis-Chalmers Corporation Grain loss monitor
GB1468477A (en) * 1975-08-18 1977-03-30 Rds Ltd Comine-harvester provided with grain sensing means
US4004289A (en) * 1975-12-17 1977-01-18 Canadian Patents And Development Limited Acoustic grain flow rate monitor

Also Published As

Publication number Publication date
GB2002903A (en) 1979-02-28
DE2835895A1 (de) 1979-03-01
CA1146661A (en) 1983-05-17
GB2002903B (en) 1982-03-03
DE2835895C2 (it) 1988-03-24
AR219538A1 (es) 1980-08-29
IT1105924B (it) 1985-11-11
FR2400319A1 (fr) 1979-03-16

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