GB2034483B - Method of and apparatus for detecting or monitoring the movement of a chain - Google Patents

Method of and apparatus for detecting or monitoring the movement of a chain

Info

Publication number
GB2034483B
GB2034483B GB7934472A GB7934472A GB2034483B GB 2034483 B GB2034483 B GB 2034483B GB 7934472 A GB7934472 A GB 7934472A GB 7934472 A GB7934472 A GB 7934472A GB 2034483 B GB2034483 B GB 2034483B
Authority
GB
United Kingdom
Prior art keywords
monitoring
chain
detecting
movement
Prior art date
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
GB7934472A
Other versions
GB2034483A (en
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of GB2034483A publication Critical patent/GB2034483A/en
Application granted granted Critical
Publication of GB2034483B publication Critical patent/GB2034483B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
    • E21C29/04—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains
    • E21C29/20—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains with safety devices operating in the event of breakage of the cable or chain
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/24—Remote control specially adapted for machines for slitting or completely freeing the mineral
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/04—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/04—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving
    • G01B7/042—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving for measuring length
    • G01B7/046—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving for measuring length using magnetic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
GB7934472A 1978-10-13 1979-10-04 Method of and apparatus for detecting or monitoring the movement of a chain Expired GB2034483B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782844584 DE2844584A1 (en) 1978-10-13 1978-10-13 SENSING DEVICE FOR ROUND LINK CHAINS, IN PARTICULAR FOR MONITORING PLANE CHAINS AND / OR FOR PLANE TRAVEL MEASURING DEVICES

Publications (2)

Publication Number Publication Date
GB2034483A GB2034483A (en) 1980-06-04
GB2034483B true GB2034483B (en) 1983-02-09

Family

ID=6052063

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7934472A Expired GB2034483B (en) 1978-10-13 1979-10-04 Method of and apparatus for detecting or monitoring the movement of a chain

Country Status (4)

Country Link
DE (1) DE2844584A1 (en)
FR (1) FR2438775A1 (en)
GB (1) GB2034483B (en)
PL (1) PL218879A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4339595C1 (en) * 1993-11-18 1995-01-12 Robert Thalhammer Device for measuring the length of a link-chain
GB0006144D0 (en) 2000-03-14 2000-05-03 Isis Innovation Position and electromagnetic field sensor
DE102012012308B3 (en) * 2012-06-20 2013-02-28 Ssb Wind Systems Gmbh & Co. Kg Rotational angle sensor for use in rotating shaft of wind-power plant to determine e.g. rotor speed, has measuring element with chain elements whose rollers are aligned in direction of shaft, where chain is attached on shaft circumference
PL2881720T3 (en) 2013-12-09 2019-07-31 Caterpillar Global Mining Europe Gmbh Force measuring unit and system for measuring chain forces
CN108253188A (en) * 2018-01-17 2018-07-06 攀枝花市仁通钒业有限公司 Batch mixing blender baiting valve overload protective device
CN108545613B (en) * 2018-06-29 2023-08-01 广西玉柴机器股份有限公司 Anti-roll control method and device for loop chain hoist lifting equipment

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3133456A (en) * 1960-03-07 1964-05-19 Cross Co Tool detector
DE2657988C3 (en) * 1976-12-21 1980-09-04 Siemens Ag Arrangement for measuring the path of a measuring body moved by an electromagnetic field
DE2658856C3 (en) * 1976-12-24 1980-04-24 Bergwerksverband Gmbh, 4300 Essen Magnetic pickup for the planing position display in mining
DE2709233C3 (en) * 1977-03-03 1980-05-29 Ruhrkohle Ag, 4300 Essen Equipment for plow chain monitoring

Also Published As

Publication number Publication date
GB2034483A (en) 1980-06-04
FR2438775A1 (en) 1980-05-09
DE2844584A1 (en) 1980-04-24
PL218879A1 (en) 1980-08-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee