BE865087A - METHOD AND APPARATUS FOR CONTROLLING THE MOVEMENT OF A SIZE FRONT CONVEYOR - Google Patents

METHOD AND APPARATUS FOR CONTROLLING THE MOVEMENT OF A SIZE FRONT CONVEYOR

Info

Publication number
BE865087A
BE865087A BE186091A BE186091A BE865087A BE 865087 A BE865087 A BE 865087A BE 186091 A BE186091 A BE 186091A BE 186091 A BE186091 A BE 186091A BE 865087 A BE865087 A BE 865087A
Authority
BE
Belgium
Prior art keywords
controlling
movement
front conveyor
size front
size
Prior art date
Application number
BE186091A
Other languages
French (fr)
Original Assignee
Coal Industry Patents Ltd
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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Publication of BE865087A publication Critical patent/BE865087A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Control Of Conveyors (AREA)
  • Length Measuring Devices By Optical Means (AREA)
BE186091A 1977-03-22 1978-03-20 METHOD AND APPARATUS FOR CONTROLLING THE MOVEMENT OF A SIZE FRONT CONVEYOR BE865087A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB11952/77A GB1558154A (en) 1977-03-22 1977-03-22 Method of and apparatus for monitoring movement of a mine conceyor

Publications (1)

Publication Number Publication Date
BE865087A true BE865087A (en) 1978-07-17

Family

ID=9995654

Family Applications (1)

Application Number Title Priority Date Filing Date
BE186091A BE865087A (en) 1977-03-22 1978-03-20 METHOD AND APPARATUS FOR CONTROLLING THE MOVEMENT OF A SIZE FRONT CONVEYOR

Country Status (7)

Country Link
AU (1) AU514858B2 (en)
BE (1) BE865087A (en)
CA (1) CA1134610A (en)
DE (1) DE2811674A1 (en)
FR (1) FR2385080A1 (en)
GB (1) GB1558154A (en)
ZA (1) ZA781495B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2932899C2 (en) * 1979-08-14 1981-09-24 Jungheinrich Unternehmensverwaltung Kg, 2000 Hamburg Device for non-contact measurement of the height of a load carrier vehicle above a reference point
JPS59198378A (en) * 1983-04-27 1984-11-10 Nissan Motor Co Ltd Optical radar equipment
GB2144290B (en) * 1983-07-08 1987-05-28 Univ Surrey Measuring system
GB2216358A (en) * 1988-02-26 1989-10-04 Siemens Ag Tracking moving object
US10082567B2 (en) 2016-03-24 2018-09-25 Joy Global Underground Mining Llc Longwall system creep detection
US10087754B2 (en) 2016-03-24 2018-10-02 Joy Global Underground Mining Llc Longwall system face alignment detection and steering
CN117073605B (en) * 2023-10-18 2023-12-15 常州铂力塑胶有限公司 Production detection equipment and detection method for sound-proof and heat-proof piece of air conditioner

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3813165A (en) * 1971-09-20 1974-05-28 Laser Syst & Electronics Inc Digital distance measuring apparatus employing modulated light beam
GB1475755A (en) * 1974-10-24 1977-06-10 Coal Ind Method of and apparatus for controlling advance of underground armoured conveyors
US3966327A (en) * 1975-04-21 1976-06-29 Systron Donner Corporation Angular displacement measurement apparatus

Also Published As

Publication number Publication date
AU514858B2 (en) 1981-03-05
FR2385080A1 (en) 1978-10-20
GB1558154A (en) 1979-12-19
FR2385080B1 (en) 1983-07-29
ZA781495B (en) 1979-03-28
CA1134610A (en) 1982-11-02
DE2811674A1 (en) 1978-09-28
AU3418278A (en) 1979-09-20

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: COAL INDUSTRY (PATENTS) LTD

Effective date: 19840320