CS395390A3 - Method for determining sharpness of cutting blades - Google Patents

Method for determining sharpness of cutting blades

Info

Publication number
CS395390A3
CS395390A3 CS903953A CS395390A CS395390A3 CS 395390 A3 CS395390 A3 CS 395390A3 CS 903953 A CS903953 A CS 903953A CS 395390 A CS395390 A CS 395390A CS 395390 A3 CS395390 A3 CS 395390A3
Authority
CS
Czechoslovakia
Prior art keywords
cutting blades
determining sharpness
sharpness
determining
blades
Prior art date
Application number
CS903953A
Other languages
Czech (cs)
Inventor
Gerd Ing Friese
Uwe Dipl Ing Hofgen
Klaus Dipl Ing Schulze
Harald Dipl Ing Bayn
Original Assignee
Agritechnik Ing Betrieb
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 Agritechnik Ing Betrieb filed Critical Agritechnik Ing Betrieb
Publication of CS395390A3 publication Critical patent/CS395390A3/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F29/00—Cutting apparatus specially adapted for cutting hay, straw or the like
    • A01F29/09—Details
    • A01F29/22—Arrangement of knife sharpening devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/60—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrostatic variables, e.g. electrographic flaw testing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Environmental Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Threshing Machine Elements (AREA)
CS903953A 1989-08-11 1990-08-10 Method for determining sharpness of cutting blades CS395390A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD33168889A DD286737B5 (en) 1989-08-11 1989-08-11 METHOD FOR DETERMINING THE SHARPNESS OF HAECKSELMESSERN

Publications (1)

Publication Number Publication Date
CS395390A3 true CS395390A3 (en) 1992-01-15

Family

ID=5611558

Family Applications (1)

Application Number Title Priority Date Filing Date
CS903953A CS395390A3 (en) 1989-08-11 1990-08-10 Method for determining sharpness of cutting blades

Country Status (5)

Country Link
CS (1) CS395390A3 (en)
DD (1) DD286737B5 (en)
DE (1) DE4023114A1 (en)
FR (1) FR2650724A1 (en)
GB (1) GB2234823A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4212398A1 (en) * 1992-04-13 1993-10-14 Land Technik Ag Schoenebeck Forage harvester
DE19903153C1 (en) 1999-01-27 2000-03-16 Case Harvesting Sys Gmbh Method of determining the sharpness of agricultural chopping blades involves comparing reference load quotient on counter blade with varying quotient measured during operation
DE10035743A1 (en) 2000-07-22 2002-04-04 Deere & Co grinder
DE10235919B4 (en) * 2002-07-30 2006-02-09 Deere & Company, Moline Method and arrangement for determining the sharpness of chopping knives
WO2005028113A1 (en) * 2003-09-22 2005-03-31 Igor Plahuta Coarse material crusher and process for operating a coarse material crusher
DE10346412A1 (en) 2003-10-07 2005-05-25 Deere & Company, Moline Harvesting machine with a monitoring device for monitoring the sharpness of cutting blades and / or their distance from a counter-blade
DE102006025224A1 (en) * 2006-05-29 2007-12-20 Claas Selbstfahrende Erntemaschinen Gmbh Agricultural harvester
DE102009033717B4 (en) * 2009-07-13 2014-04-03 Hochschule für Technik und Wirtschaft Dresden Apparatus and method for determining the sharpness of a cutting edge of cutting tools
DE102009047584B4 (en) * 2009-12-07 2019-06-19 Deere & Company Chopping knife for a forage harvester and arrangement for detecting its sharpness
DE102010021746B4 (en) * 2010-05-20 2012-10-31 Hochschule für Technik und Wirtschaft Dresden Apparatus and method for determining the wear on cutting blades of choppers
DE102011005317B4 (en) * 2011-03-09 2017-08-17 John Deere GmbH & Co. KG Measuring system for determining the state of wear of chopping knives
DE102011055851A1 (en) 2011-05-21 2012-11-22 Claas Saulgau Gmbh Method for detecting the sharpness of cutting edges of chopping knives
DE102014218408A1 (en) 2013-10-31 2015-04-30 Deere & Company Arrangement for detecting the sharpness of chopping knives
DE102015120564A1 (en) * 2015-11-26 2017-06-01 Claas Saulgau Gmbh Device for detecting the sharpness of cutting edges of chopping knives of a chopper drum of a forage harvester

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4198006A (en) * 1978-10-30 1980-04-15 Sperry Corporation Magnetic clearance sensor

Also Published As

Publication number Publication date
DE4023114A1 (en) 1991-08-01
DD286737A5 (en) 1991-02-07
FR2650724A1 (en) 1991-02-15
DD286737B5 (en) 1993-09-16
GB2234823A (en) 1991-02-13
GB9017567D0 (en) 1990-09-26

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