CA1146661A - Grain loss indicator having a sensor member secured to a shaken with a sieve frame - Google Patents

Grain loss indicator having a sensor member secured to a shaken with a sieve frame

Info

Publication number
CA1146661A
CA1146661A CA000307242A CA307242A CA1146661A CA 1146661 A CA1146661 A CA 1146661A CA 000307242 A CA000307242 A CA 000307242A CA 307242 A CA307242 A CA 307242A CA 1146661 A CA1146661 A CA 1146661A
Authority
CA
Canada
Prior art keywords
straw
sensor
sieves
grain loss
sensor member
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
CA000307242A
Other languages
English (en)
French (fr)
Inventor
Kym W. Eldredge
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1146661A publication Critical patent/CA1146661A/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D41/00Combines, i.e. harvesters or mowers combined with threshing devices
    • A01D41/12Details of combines
    • A01D41/127Control or measuring arrangements specially adapted for combines
    • A01D41/1271Control or measuring arrangements specially adapted for combines for measuring crop flow
    • A01D41/1272Control or measuring arrangements specially adapted for combines for measuring crop flow for measuring grain flow
    • A01D41/1273Control or measuring arrangements specially adapted for combines for measuring crop flow for measuring grain flow for measuring grain loss
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/04Analysing solids
    • G01N29/045Analysing solids by imparting shocks to the workpiece and detecting the vibrations or the acoustic waves caused by the shocks
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/36Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/42Detecting the response signal, e.g. electronic circuits specially adapted therefor by frequency filtering or by tuning to resonant frequency
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/44Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/46Processing the detected response signal, e.g. electronic circuits specially adapted therefor by spectral analysis, e.g. Fourier analysis or wavelet analysis
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00Indexing codes associated with group G01N29/00
    • G01N2291/10Number of transducers
    • G01N2291/101Number 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)
CA000307242A 1977-08-17 1978-07-12 Grain loss indicator having a sensor member secured to a shaken with a sieve frame Expired CA1146661A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPD127677 1977-08-17
AUPD1276 1977-08-17

Publications (1)

Publication Number Publication Date
CA1146661A true CA1146661A (en) 1983-05-17

Family

ID=3767132

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000307242A Expired CA1146661A (en) 1977-08-17 1978-07-12 Grain loss indicator having a sensor member secured to a shaken with a sieve frame

Country Status (6)

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

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
DE3874325T2 (de) * 1988-04-26 1993-02-25 Ford New Holland Inc Prall-detektoren.
DE3884602T2 (de) * 1988-04-26 1994-02-17 Ford New Holland Inc Körnerverlustmonitoren für Mähmaschinen.
US5046362A (en) * 1988-04-26 1991-09-10 Ford New Holland, Inc. Grain loss monitors for harvesting machines
DD289685A5 (de) * 1989-11-28 1991-05-08 Saechsische Maehdrescherwerke Ag,De Einrichtung zum erfassen des erntegutdurchsatzes
DD289191A5 (de) * 1989-11-28 1991-04-25 Saechsische Maehdrescherwerke Ag,De Sensor fuer landmaschinen
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
AR219538A1 (es) 1980-08-29
IT7850418A0 (it) 1978-07-21
GB2002903A (en) 1979-02-28
DE2835895C2 (enrdf_load_stackoverflow) 1988-03-24
DE2835895A1 (de) 1979-03-01
GB2002903B (en) 1982-03-03
FR2400319A1 (fr) 1979-03-16
IT1105924B (it) 1985-11-11

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Legal Events

Date Code Title Description
MKEX Expiry