GB2002903B - Grain loss indicator - Google Patents

Grain loss indicator

Info

Publication number
GB2002903B
GB2002903B GB7831923A GB7831923A GB2002903B GB 2002903 B GB2002903 B GB 2002903B GB 7831923 A GB7831923 A GB 7831923A GB 7831923 A GB7831923 A GB 7831923A GB 2002903 B GB2002903 B GB 2002903B
Authority
GB
United Kingdom
Prior art keywords
grain loss
loss indicator
indicator
grain
loss
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
GB7831923A
Other versions
GB2002903A (en
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.)
ELDREDGE K
Original Assignee
ELDREDGE K
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 ELDREDGE K filed Critical ELDREDGE K
Publication of GB2002903A publication Critical patent/GB2002903A/en
Application granted granted Critical
Publication of GB2002903B publication Critical patent/GB2002903B/en
Expired legal-status Critical Current

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)
  • Combines (AREA)
  • Measuring Volume Flow (AREA)
GB7831923A 1977-08-17 1978-08-02 Grain loss indicator Expired GB2002903B (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
GB2002903A GB2002903A (en) 1979-02-28
GB2002903B true GB2002903B (en) 1982-03-03

Family

ID=3767132

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7831923A Expired GB2002903B (en) 1977-08-17 1978-08-02 Grain loss indicator

Country Status (6)

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

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 (en) * 1987-09-16 1989-03-30 Claas Ohg LOSS GRAIN SENSOR FOR HARVESTING MACHINES
DE3733619A1 (en) * 1987-10-05 1989-04-13 Deere & Co METHOD FOR EVENLY DISTRIBUTING A GOOD TO BE SEPARATED IN A SEPARATING DEVICE AND MEANS OF ITS DESIGN
EP0339140B1 (en) * 1988-04-26 1993-09-29 New Holland Belgium N.V. Grain loss monitors for harvesting machines
US5046362A (en) * 1988-04-26 1991-09-10 Ford New Holland, Inc. Grain loss monitors for harvesting machines
DE3874325T2 (en) * 1988-04-26 1993-02-25 Ford New Holland Inc IMPACT DETECTORS.
DD289685A5 (en) * 1989-11-28 1991-05-08 Saechsische Maehdrescherwerke Ag,De DEVICE FOR COLLECTING THE RESOURCE PURCHASE
DD289191A5 (en) * 1989-11-28 1991-04-25 Saechsische Maehdrescherwerke Ag,De SENSOR FOR AGRICULTURAL MACHINES
DE19725028A1 (en) * 1997-06-13 1998-12-17 Claas Selbstfahr Erntemasch Harvester sensor
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
CA1146661A (en) 1983-05-17
DE2835895A1 (en) 1979-03-01
IT1105924B (en) 1985-11-11
FR2400319A1 (en) 1979-03-16
IT7850418A0 (en) 1978-07-21
DE2835895C2 (en) 1988-03-24
GB2002903A (en) 1979-02-28
AR219538A1 (en) 1980-08-29

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Legal Events

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