GB422594A - Improvements in or relating to coal and like cutting machines - Google Patents

Improvements in or relating to coal and like cutting machines

Info

Publication number
GB422594A
GB422594A GB14134A GB14134A GB422594A GB 422594 A GB422594 A GB 422594A GB 14134 A GB14134 A GB 14134A GB 14134 A GB14134 A GB 14134A GB 422594 A GB422594 A GB 422594A
Authority
GB
United Kingdom
Prior art keywords
coal
pick
chain
cutting machines
relating
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
GB14134A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB14134A priority Critical patent/GB422594A/en
Publication of GB422594A publication Critical patent/GB422594A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • E21C35/18—Mining picks; Holders therefor
    • E21C35/19—Means for fixing picks or holders

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)
  • Harvester Elements (AREA)

Abstract

422,594. Coal &c. cutting machines. HOPKINSON, A., Delta Works, Audenshaw, Lancashire. Jan. 2, 1934, No. 141. [Class 68 (i)] In a coal &c. cutting machine in which each cutter or pick 5 is secured in a diametrallyslotted pick holder 6 rotatable in a housing 1 rigid or integral with a link 2 of the cutter chain, one or both ends 6‹ of each pick holder projects beyond its housing so as to abut against the adjacent pick holders in straight portions of the chain to prevent inward bending of the chain. Specifications 404,214 and 422,294 are referred to.
GB14134A 1934-01-02 1934-01-02 Improvements in or relating to coal and like cutting machines Expired GB422594A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB14134A GB422594A (en) 1934-01-02 1934-01-02 Improvements in or relating to coal and like cutting machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB14134A GB422594A (en) 1934-01-02 1934-01-02 Improvements in or relating to coal and like cutting machines

Publications (1)

Publication Number Publication Date
GB422594A true GB422594A (en) 1935-01-15

Family

ID=9699123

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14134A Expired GB422594A (en) 1934-01-02 1934-01-02 Improvements in or relating to coal and like cutting machines

Country Status (1)

Country Link
GB (1) GB422594A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0078041A2 (en) * 1981-10-23 1983-05-04 Maschinenfabrik Korfmann GmbH Cutter chain for a stone cutting machine
IT202000001606A1 (en) * 2020-01-28 2021-07-28 Fabio Bigini IMPROVED CHAIN CUTTING AND CUTTING TOOL FOR STONE AND SIMILAR MATERIALS

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0078041A2 (en) * 1981-10-23 1983-05-04 Maschinenfabrik Korfmann GmbH Cutter chain for a stone cutting machine
EP0078041A3 (en) * 1981-10-23 1983-08-17 Maschinenfabrik Korfmann Gmbh Cutter chain for a stone cutting machine
IT202000001606A1 (en) * 2020-01-28 2021-07-28 Fabio Bigini IMPROVED CHAIN CUTTING AND CUTTING TOOL FOR STONE AND SIMILAR MATERIALS
EP3858566A1 (en) * 2020-01-28 2021-08-04 Bigini, Fabio Cutting tool and chain cutting machine for stones and similar material

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