FR2158004A1 - - Google Patents

Info

Publication number
FR2158004A1
FR2158004A1 FR7238153A FR7238153A FR2158004A1 FR 2158004 A1 FR2158004 A1 FR 2158004A1 FR 7238153 A FR7238153 A FR 7238153A FR 7238153 A FR7238153 A FR 7238153A FR 2158004 A1 FR2158004 A1 FR 2158004A1
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.)
Granted
Application number
FR7238153A
Other languages
French (fr)
Other versions
FR2158004B1 (enrdf_load_stackoverflow
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.)
Unisys Group Services Ltd
Unisys Corp
Original Assignee
Sperry Rand Ltd
Sperry Rand 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 Sperry Rand Ltd, Sperry Rand Corp filed Critical Sperry Rand Ltd
Publication of FR2158004A1 publication Critical patent/FR2158004A1/fr
Application granted granted Critical
Publication of FR2158004B1 publication Critical patent/FR2158004B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
    • G01V3/104—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils
    • G01V3/105—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils forming directly coupled primary and secondary coils or loops
    • G01V3/107—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils forming directly coupled primary and secondary coils or loops using compensating coil or loop arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S56/00—Harvesters
    • Y10S56/15—Condition responsive

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Electromagnetism (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Harvesting Machines For Root Crops (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Controlling Sheets Or Webs (AREA)
FR7238153A 1971-10-29 1972-10-27 Expired FR2158004B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19384671A 1971-10-29 1971-10-29

Publications (2)

Publication Number Publication Date
FR2158004A1 true FR2158004A1 (enrdf_load_stackoverflow) 1973-06-08
FR2158004B1 FR2158004B1 (enrdf_load_stackoverflow) 1980-04-04

Family

ID=22715259

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7238153A Expired FR2158004B1 (enrdf_load_stackoverflow) 1971-10-29 1972-10-27

Country Status (6)

Country Link
US (1) US3757501A (enrdf_load_stackoverflow)
CA (1) CA1001256A (enrdf_load_stackoverflow)
DE (3) DE2265809C2 (enrdf_load_stackoverflow)
FR (1) FR2158004B1 (enrdf_load_stackoverflow)
GB (1) GB1343556A (enrdf_load_stackoverflow)
IT (1) IT966496B (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2293133A1 (fr) * 1974-12-04 1976-07-02 Sperry Rand Corp Appareil pour detecter le passage de materiaux ferreux dans des machines a moissonner les recoltes
FR2427697A1 (fr) * 1978-02-17 1979-12-28 Lichtblau George Antenne pour installation de detection de vol de marchandises
FR2442001A1 (fr) * 1978-11-24 1980-06-20 Sperry Nv Moissonneuse de recolte avec dispositif de protection contre les objets etrangers

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3757501A (en) * 1971-10-29 1973-09-11 Sperry Rand Corp Static magnetic field metal detector
US3896608A (en) * 1973-06-25 1975-07-29 Sperry Rand Corp Static magnetic field metal detector
DE2525042C2 (de) * 1975-06-05 1985-10-10 Maschinenfabrik Fahr Ag Gottmadingen, 7702 Gottmadingen Automatische Warneinrichtung an Landmaschinen
US3972156A (en) * 1975-02-24 1976-08-03 Sperry Rand Corporation Speed-independent static magnetic field metal detector
US4205797A (en) * 1978-10-30 1980-06-03 Sperry Corporation Magnetic clearance sensor
US4198006A (en) * 1978-10-30 1980-04-15 Sperry Corporation Magnetic clearance sensor
GB2055030B (en) * 1979-07-31 1983-04-27 Matsushita Electric Ind Co Ltd Circuit for detecting a utensil load placed asymmetrically relative to an induction heating coil
US4359686A (en) * 1980-06-30 1982-11-16 Kenneth Wherry Metal detection apparatus with basket
US4344074A (en) * 1981-04-02 1982-08-10 Sperry Corporation Magnetic field producing apparatus
US4433528A (en) 1982-08-30 1984-02-28 Sperry Corporation Metal detector apparatus
US4531118A (en) * 1983-08-29 1985-07-23 Dickey-John Corporation Metal detector
CS239075B1 (en) * 1984-04-10 1985-12-16 Karel Stastny Metallic admixtures indication device in material
DE3825109A1 (de) * 1988-07-23 1990-02-01 Truetzschler & Co Vorrichtung zum abscheiden metallischer verunreinigungen aus einer fasertransportleitung in der spinnereivorbereitung
DE3903561A1 (de) * 1989-02-07 1990-08-09 Foerster Inst Dr Friedrich Verfahren und schaelmaschine zum schaelen eines holzstammes
DE4129882C2 (de) * 1990-09-17 2002-02-07 Truetzschler Gmbh & Co Kg Vorrichtung zum Abscheiden metallischer Verunreinigungen aus einer Fasertransportstrecke in der Spinnereivorbereitung
DE4140812A1 (de) * 1991-12-11 1993-06-17 Claas Saulgau Gmbh Vorrichtung zum erkennen von ferromagnetischen fremdkoerpern, insbesondere bei erntemaschinen
DE4331849C2 (de) * 1993-09-20 1998-07-09 Deere & Co Elektronischer Schaltkreis einer Elektromagnetkupplung
US5444966A (en) * 1994-02-03 1995-08-29 New Holland North America, Inc. Metal detection apparatus for agricultural harvester
US5504428A (en) 1994-09-16 1996-04-02 Deere & Company Magnetic metal detector mounted in a feed roll of a harvisting machine
US5600942A (en) * 1995-03-31 1997-02-11 New Holland North America, Inc. Adaptive thresholding for metal detection
US5600941A (en) * 1995-03-31 1997-02-11 New Holland North America, Inc. Compensation for start-up transients
US5670882A (en) * 1995-09-21 1997-09-23 Magnawand Inc. Ferrous target identification system with magnetic field polarity and gradient indication
DE19620526A1 (de) * 1996-05-22 1997-11-27 Burkhard Weis Metalldetektor zum Erkennen von Metall im Erntegutfluß
US7024839B2 (en) * 2001-10-11 2006-04-11 Paul Wingert Agricultural bagger with upper tunnel compaction and chute agitation
DE10332395A1 (de) * 2003-07-17 2005-02-24 Maschinenfabrik Bernard Krone Gmbh Erntemaschine
US7116107B2 (en) * 2004-09-10 2006-10-03 Abitibi Geophysics Inc. Transmitter loops in series for electromagnetic geophysical surveys
US20060168913A1 (en) * 2005-01-31 2006-08-03 Wingert Paul R Agricultural bagger with dual rotor and/or variable-taper tunnel
DE102005005736A1 (de) * 2005-02-07 2006-09-28 Claas Selbstfahrende Erntemaschinen Gmbh Metalldetektionseinrichtung
US7575065B1 (en) 2008-07-31 2009-08-18 Garrett Electronics, Inc. Metal detector with excavation tool
US20100321021A1 (en) * 2009-06-23 2010-12-23 Jack Alexander Siegel Metal detection excavation apparatus and method
US9347798B1 (en) 2014-12-24 2016-05-24 Garrett Electronics, Inc. Metal detector with hermetic housing
CN104718878B (zh) * 2015-04-02 2017-07-18 江苏省农业机械技术推广站 一种秸秆收获粉碎还田机
US10274630B2 (en) * 2015-06-02 2019-04-30 Syncrude Canada Ltd. In Trust For The Owners Of The Syncrude Project As Such Owners Exist Now And In The Future Tramp metal detection
US10677952B2 (en) * 2015-12-28 2020-06-09 Shenzhen Aoyadi Electronic Equipment Co., Ltd. Self-balance noise reduction metal detection double-coil
DE102017129778A1 (de) * 2017-12-13 2019-06-13 Claas Selbstfahrende Erntemaschinen Gmbh Feldhäcksler

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7104999U (de) * 1971-06-24 Bautz J Gmbh Feldhäcksler
US2550688A (en) * 1949-03-19 1951-05-01 Rca Corp Metal detection apparatus
US3084495A (en) * 1962-01-26 1963-04-09 William S Blackerby Lawn mower having magnet attached
US3368214A (en) * 1965-03-10 1968-02-06 Swanson Spray & Mfg Inc Operating shaft indicators for crop harvesting machines
US3508238A (en) * 1966-07-18 1970-04-21 Texas Instruments Inc Intrusion detection system
US3646736A (en) * 1970-01-06 1972-03-07 Frank B Hutchins Attachment for a riding-type lawnmower
US3675660A (en) * 1971-05-03 1972-07-11 Massey Ferguson Ind Ltd Combine stone trap door
US3757501A (en) * 1971-10-29 1973-09-11 Sperry Rand Corp Static magnetic field metal detector

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2293133A1 (fr) * 1974-12-04 1976-07-02 Sperry Rand Corp Appareil pour detecter le passage de materiaux ferreux dans des machines a moissonner les recoltes
FR2427697A1 (fr) * 1978-02-17 1979-12-28 Lichtblau George Antenne pour installation de detection de vol de marchandises
FR2442001A1 (fr) * 1978-11-24 1980-06-20 Sperry Nv Moissonneuse de recolte avec dispositif de protection contre les objets etrangers

Also Published As

Publication number Publication date
FR2158004B1 (enrdf_load_stackoverflow) 1980-04-04
IT966496B (it) 1974-02-11
DE2252595C2 (de) 1986-02-20
DE2252595A1 (de) 1973-05-03
DE2265809C2 (de) 1985-09-19
DE2265770C2 (de) 1987-01-29
CA1001256A (en) 1976-12-07
US3757501A (en) 1973-09-11
GB1343556A (en) 1974-01-10

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