KR890000609B1 - 비접촉 거리센서를 사용한 예취높이 제어방법 - Google Patents

비접촉 거리센서를 사용한 예취높이 제어방법 Download PDF

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Publication number
KR890000609B1
KR890000609B1 KR1019840000794A KR840000794A KR890000609B1 KR 890000609 B1 KR890000609 B1 KR 890000609B1 KR 1019840000794 A KR1019840000794 A KR 1019840000794A KR 840000794 A KR840000794 A KR 840000794A KR 890000609 B1 KR890000609 B1 KR 890000609B1
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KR
South Korea
Prior art keywords
data
height
value
measured
deviation
Prior art date
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Expired
Application number
KR1019840000794A
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English (en)
Korean (ko)
Other versions
KR850005105A (ko
Inventor
히로시 기시다
Original Assignee
구보다 덱고오 가부시기가이샤
미노 시계가스
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Application filed by 구보다 덱고오 가부시기가이샤, 미노 시계가스 filed Critical 구보다 덱고오 가부시기가이샤
Publication of KR850005105A publication Critical patent/KR850005105A/ko
Application granted granted Critical
Publication of KR890000609B1 publication Critical patent/KR890000609B1/ko
Expired legal-status Critical Current

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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B21/00—Systems involving sampling of the variable controlled
    • G05B21/02—Systems involving sampling of the variable controlled electric
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
    • G05D9/12—Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Harvester Elements (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Feedback Control In General (AREA)
  • Safety Devices In Control Systems (AREA)
KR1019840000794A 1983-12-19 1984-02-18 비접촉 거리센서를 사용한 예취높이 제어방법 Expired KR890000609B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP58239431A JPS60129805A (ja) 1983-12-19 1983-12-19 非接触距離センサを用いた刈高さ制御方法
JP58-239431 1983-12-19

Publications (2)

Publication Number Publication Date
KR850005105A KR850005105A (ko) 1985-08-21
KR890000609B1 true KR890000609B1 (ko) 1989-03-21

Family

ID=17044669

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840000794A Expired KR890000609B1 (ko) 1983-12-19 1984-02-18 비접촉 거리센서를 사용한 예취높이 제어방법

Country Status (3)

Country Link
US (1) US4663712A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS60129805A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR890000609B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4733355A (en) * 1986-02-10 1988-03-22 Agtek Development Company, Inc. Non-contacting range sensing and control device
US5235511A (en) * 1988-06-09 1993-08-10 Spectra-Physics, Inc. Method for automatic depth control for earth moving and grading
US4914593B1 (en) * 1988-06-09 1995-01-17 Spectra Physics Method for automatic depth control for earth moving and grading
US4918608B1 (en) * 1988-06-09 1996-07-02 Christopher O Middleton Method for automatic depth control for earth moving and grading
US4924374B1 (en) * 1988-06-09 1995-07-18 Spectra Physics Method for automatic position control of a tool
US5184293A (en) * 1988-06-09 1993-02-02 Spectra Physics Apparatus for automatic depth control for earth moving and grading
US4933853A (en) * 1988-09-28 1990-06-12 Raytheon Company Ultrasonic grade and auger control
US5327345A (en) * 1991-02-15 1994-07-05 Laser Alignment, Inc. Position control system for a construction implement such as a road grader
US5155984A (en) * 1991-04-24 1992-10-20 Ford New Holland, Inc. Implement height control
US5155983A (en) * 1991-04-24 1992-10-20 Ford New Holland, Inc. Distance measurement and control using coded sonic signals
US5365442A (en) * 1991-10-21 1994-11-15 Thermedics, Inc. Sonic ranging grade level controller
US5453932A (en) * 1994-01-12 1995-09-26 Advanced Grade Technology, Inc. Device and method for detecting and elimination of spurious ultrasonic ranging echoes
US5469694A (en) * 1994-06-24 1995-11-28 Case Corporation Agricultural vehicle including a system for automatically moving an implement to a predetermined operating position
US5471823A (en) * 1994-06-24 1995-12-05 Case Corporation Electronic combine head float control system
US5473870A (en) * 1994-06-24 1995-12-12 Case Corporation Header control for returning to height or float control
US5577373A (en) * 1994-06-24 1996-11-26 Case Corporation Agricultural vehicle including a system for automatically moving an implement and improved ground height sensing to a predetermined operating position

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665399A (en) * 1969-09-24 1972-05-23 Worthington Corp Monitoring and display system for multi-stage compressor
US3771167A (en) * 1971-02-02 1973-11-06 Leeds & Northrup Co Method for calculating the average value of a noise corrupted signal
JPS4849088A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1971-10-22 1973-07-11
US3936663A (en) * 1973-07-05 1976-02-03 Velcon Filters, Inc. Signal averaging circuit
JPS55138634A (en) * 1979-04-16 1980-10-29 Kansai Electric Power Co Inc:The Fault diagnosis apparatus of apparatus
US4281388A (en) * 1979-07-09 1981-07-28 Deere & Company Tachometer
US4530045A (en) * 1980-09-23 1985-07-16 Petroff Alan M Measurement and control system
US4437295A (en) * 1981-04-08 1984-03-20 International Harvester Co. Automatic header height control
US4490800A (en) * 1981-12-14 1984-12-25 Powers Manufacturing, Inc. Dual head gauger apparatus with automatic adjustment for pressure variation
US4414792A (en) * 1982-03-30 1983-11-15 Blackwelders Height control for agricultural machine
US4507910A (en) * 1983-11-21 1985-04-02 Ezra C. Lundahl, Inc. Automatic sonar activated height control for a header

Also Published As

Publication number Publication date
US4663712A (en) 1987-05-05
KR850005105A (ko) 1985-08-21
JPH031681B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-01-11
JPS60129805A (ja) 1985-07-11

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