PL218879A1 - - Google Patents

Info

Publication number
PL218879A1
PL218879A1 PL21887979A PL21887979A PL218879A1 PL 218879 A1 PL218879 A1 PL 218879A1 PL 21887979 A PL21887979 A PL 21887979A PL 21887979 A PL21887979 A PL 21887979A PL 218879 A1 PL218879 A1 PL 218879A1
Authority
PL
Poland
Application number
PL21887979A
Original Assignee
Gewerk Eisenhuette Westfalia
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 Gewerk Eisenhuette Westfalia filed Critical Gewerk Eisenhuette Westfalia
Publication of PL218879A1 publication Critical patent/PL218879A1/xx

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)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
PL21887979A 1978-10-13 1979-10-11 PL218879A1 (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 (1)

Publication Number Publication Date
PL218879A1 true PL218879A1 (en) 1980-08-25

Family

ID=6052063

Family Applications (1)

Application Number Title Priority Date Filing Date
PL21887979A PL218879A1 (en) 1978-10-13 1979-10-11

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
EP2881720B1 (en) 2013-12-09 2019-03-06 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
FR2438775A1 (en) 1980-05-09
DE2844584A1 (en) 1980-04-24
GB2034483A (en) 1980-06-04
GB2034483B (en) 1983-02-09

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