GB954122A - Improvements in or relating to coal cutting machines - Google Patents

Improvements in or relating to coal cutting machines

Info

Publication number
GB954122A
GB954122A GB687362A GB687362A GB954122A GB 954122 A GB954122 A GB 954122A GB 687362 A GB687362 A GB 687362A GB 687362 A GB687362 A GB 687362A GB 954122 A GB954122 A GB 954122A
Authority
GB
United Kingdom
Prior art keywords
pick
relating
cutting machines
coal cutting
feb
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
GB687362A
Inventor
Bertram Witham
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.)
HEELEY MINING MACHINERY COMPAN
Original Assignee
HEELEY MINING MACHINERY COMPAN
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
Priority to GB2317958A priority Critical patent/GB906023A/en
Priority to CH348382D priority patent/CH348382A/en
Priority to DE1958H0035255 priority patent/DE1189496B/en
Priority to FR783873A priority patent/FR1216017A/en
Priority to LU36989A priority patent/LU36989A1/xx
Priority to GB687362A priority patent/GB954122A/en
Application filed by HEELEY MINING MACHINERY COMPAN filed Critical HEELEY MINING MACHINERY COMPAN
Priority to FR925203A priority patent/FR83086E/en
Priority to DE1963H0044094 priority patent/DE1910012U/en
Priority to CH213763A priority patent/CH394992A/en
Priority to BE628743A priority patent/BE628743A/xx
Priority to LU43242D priority patent/LU43242A1/xx
Publication of GB954122A publication Critical patent/GB954122A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
    • E21C25/10—Rods; Drums

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Crushing And Grinding (AREA)

Abstract

954,122. Mineral-mining machines. HEELEY (MINING MACHINERY) CO. Ltd. Feb. 15, 1963 [Feb. 22, 1962], No. 6873/62. Addition to 906,023. Heading E1F. The rotary cutter drum of the referred to parent Specification is modified in that the sockets 26 of the cutter pick boxes 24 of the drum are of tapered configuration. Orientating rods 42 secured to the pick body co-operate with projections 46 on a pick box to cause correct orientation of a pick 30 when entered into the box.
GB687362A 1962-02-22 1962-02-22 Improvements in or relating to coal cutting machines Expired GB954122A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
GB2317958A GB906023A (en) 1962-02-22 1958-07-18 Improvements in or relating to coal cutting machines
CH348382D CH348382A (en) 1962-02-22 1958-12-29 Haveuse
DE1958H0035255 DE1189496B (en) 1962-02-22 1958-12-31 Roller milling machine
FR783873A FR1216017A (en) 1962-02-22 1959-01-13 Improvements to shearers
LU36989A LU36989A1 (en) 1962-02-22 1959-03-11
GB687362A GB954122A (en) 1962-02-22 1962-02-22 Improvements in or relating to coal cutting machines
FR925203A FR83086E (en) 1962-02-22 1963-02-19 Improvements to shearers
DE1963H0044094 DE1910012U (en) 1962-02-22 1963-02-20 ROLLER SHEARING MACHINE.
CH213763A CH394992A (en) 1962-02-22 1963-02-20 Haveuse
BE628743A BE628743A (en) 1962-02-22 1963-02-21
LU43242D LU43242A1 (en) 1962-02-22 1963-02-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB687362A GB954122A (en) 1962-02-22 1962-02-22 Improvements in or relating to coal cutting machines

Publications (1)

Publication Number Publication Date
GB954122A true GB954122A (en) 1964-04-02

Family

ID=9822339

Family Applications (2)

Application Number Title Priority Date Filing Date
GB2317958A Expired GB906023A (en) 1958-07-18 1958-07-18 Improvements in or relating to coal cutting machines
GB687362A Expired GB954122A (en) 1962-02-22 1962-02-22 Improvements in or relating to coal cutting machines

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB2317958A Expired GB906023A (en) 1958-07-18 1958-07-18 Improvements in or relating to coal cutting machines

Country Status (6)

Country Link
BE (1) BE628743A (en)
CH (2) CH348382A (en)
DE (2) DE1189496B (en)
FR (1) FR1216017A (en)
GB (2) GB906023A (en)
LU (2) LU36989A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1265686B (en) * 1966-10-20 1968-04-11 Tungsten Carbide Developments Pick with pick housing for coal cutting machines
CN102383790A (en) * 2011-10-27 2012-03-21 山西晋煤集团金鼎煤机矿业有限责任公司 Novel cutting head spiral drum used for shearer

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4968101A (en) * 1987-07-06 1990-11-06 Bossow Emory R Vertical asphalt and concrete miller
US5470131A (en) * 1994-06-21 1995-11-28 Americore Technologies, Inc. Methods and apparatus for cutting circular slots in pavement extending about manhole castings
DE102008001089B3 (en) * 2008-04-09 2009-08-06 Erkat Spezialmaschinen Und Service Gmbh Cutting head body and cutting head for a propulsion or extraction machine and method for their preparation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB321788A (en) * 1928-10-10 1929-11-21 George Arthur Hirst Improvements relating to coal cutting machines
DE939261C (en) * 1953-03-01 1956-02-16 Eickhoff Maschinenfabrik Geb Schraemmaschine with a chain cutter arm and a Schraemwalze

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1265686B (en) * 1966-10-20 1968-04-11 Tungsten Carbide Developments Pick with pick housing for coal cutting machines
CN102383790A (en) * 2011-10-27 2012-03-21 山西晋煤集团金鼎煤机矿业有限责任公司 Novel cutting head spiral drum used for shearer

Also Published As

Publication number Publication date
CH394992A (en) 1965-07-15
CH348382A (en) 1960-08-31
BE628743A (en) 1963-06-17
DE1910012U (en) 1965-02-18
LU43242A1 (en) 1963-04-22
LU36989A1 (en) 1960-09-01
DE1189496B (en) 1965-03-25
FR1216017A (en) 1960-04-21
GB906023A (en) 1962-09-19

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