FR2314020B1 - - Google Patents

Info

Publication number
FR2314020B1
FR2314020B1 FR7600125A FR7600125A FR2314020B1 FR 2314020 B1 FR2314020 B1 FR 2314020B1 FR 7600125 A FR7600125 A FR 7600125A FR 7600125 A FR7600125 A FR 7600125A FR 2314020 B1 FR2314020 B1 FR 2314020B1
Authority
FR
France
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
FR7600125A
Other versions
FR2314020A1 (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.)
Hesston Corp
Original Assignee
Hesston 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 Hesston Corp filed Critical Hesston Corp
Publication of FR2314020A1 publication Critical patent/FR2314020A1/fr
Application granted granted Critical
Publication of FR2314020B1 publication Critical patent/FR2314020B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
    • B24B3/36—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades
    • B24B3/42—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades helically bent, e.g. for lawn mowers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Harvester Elements (AREA)
  • Threshing Machine Elements (AREA)
FR7600125A 1975-06-12 1976-01-06 Dispositif d'affutage des couteaux de forme spirale ou helicoidale du cylindre de coupe d'une machine de recolte du foin Granted FR2314020A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/586,420 US4019287A (en) 1975-06-12 1975-06-12 Spiral knife sharpener

Publications (2)

Publication Number Publication Date
FR2314020A1 FR2314020A1 (fr) 1977-01-07
FR2314020B1 true FR2314020B1 (fr) 1980-11-14

Family

ID=24345648

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7600125A Granted FR2314020A1 (fr) 1975-06-12 1976-01-06 Dispositif d'affutage des couteaux de forme spirale ou helicoidale du cylindre de coupe d'une machine de recolte du foin

Country Status (6)

Country Link
US (1) US4019287A (fr)
CA (1) CA1026099A (fr)
FR (1) FR2314020A1 (fr)
HU (1) HU174747B (fr)
IT (1) IT1053333B (fr)
SU (1) SU648040A3 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3673007D1 (de) * 1986-04-21 1990-08-30 Ford New Holland Inc Messerschaerfvorrichtung fuer feldhaecksler.
GB8721556D0 (en) * 1987-09-14 1987-10-21 Mowing Machine Maintenance Ltd Machine for grinding cylinder blades
US4843767A (en) * 1988-03-28 1989-07-04 Deere & Company Automatic forage harvester knife sharpening system
GB9506692D0 (en) * 1995-03-31 1995-05-24 New Holland Belguim Nv Automatic knife sharpening method for forage harvesters
CN102528574B (zh) * 2012-02-02 2013-09-04 王卫国 液压自动磨刀机
WO2016101040A1 (fr) * 2014-12-23 2016-06-30 Bionic Beaver Pty Ltd Système d'aiguisage

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1154712A (en) * 1914-10-19 1915-09-28 Israel Meyer Lawn-mower grinder.
US1187807A (en) * 1915-09-01 1916-06-20 John W Boling Grinding-machine.
US2187289A (en) * 1937-11-01 1940-01-16 Andrew B Utterback Grinding machine
US3019568A (en) * 1960-05-19 1962-02-06 Myrl M Saners Lawn mower grinder and sharpener
US3479776A (en) * 1966-09-26 1969-11-25 Raymond J O Berg Blade sharpener
US3793792A (en) * 1972-01-04 1974-02-26 Sperry Rand Corp Power knife grinder for a forage harvester capable of grinding first and second bevels on the knives of the forage harvester cutterhead
US3863403A (en) * 1974-02-25 1975-02-04 Gehl Co Blade sharpening device for rotatable chopping cylinders including hydraulic drive means

Also Published As

Publication number Publication date
SU648040A3 (ru) 1979-02-15
CA1026099A (fr) 1978-02-14
US4019287A (en) 1977-04-26
IT1053333B (it) 1981-08-31
HU174747B (hu) 1980-03-28
FR2314020A1 (fr) 1977-01-07

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse