GB1117694A - Improvements in cutter bits - Google Patents

Improvements in cutter bits

Info

Publication number
GB1117694A
GB1117694A GB25694/66A GB2569466A GB1117694A GB 1117694 A GB1117694 A GB 1117694A GB 25694/66 A GB25694/66 A GB 25694/66A GB 2569466 A GB2569466 A GB 2569466A GB 1117694 A GB1117694 A GB 1117694A
Authority
GB
United Kingdom
Prior art keywords
holder
pick
june
shank portions
collar
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
GB25694/66A
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of GB1117694A publication Critical patent/GB1117694A/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
    • 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
    • E21C35/184—Reversible picks, i.e. having two working ends, one operating, the other in reserve

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)
  • Earth Drilling (AREA)

Abstract

1,117,694. Mineral-mining picks. GENERAL ELECTRIC CO. 9 June, 1966 [15 June, 1965], No. 25694/66. Heading E1F. A reversible pick that is symetrical about a plane radially bisecting the pick comprises a central collar by which the pick can be located in a holder and cylindrical shank portions which extend from either side of the collar to terminate in cutter tips, the shank portions each being provided with an annular groove for receiving, when the portion is inserted in a holder, a locking pin extending from the holder through the groove.
GB25694/66A 1965-06-16 1966-06-09 Improvements in cutter bits Expired GB1117694A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46437065A 1965-06-16 1965-06-16

Publications (1)

Publication Number Publication Date
GB1117694A true GB1117694A (en) 1968-06-19

Family

ID=23843673

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25694/66A Expired GB1117694A (en) 1965-06-16 1966-06-09 Improvements in cutter bits

Country Status (5)

Country Link
US (1) US3493268A (en)
BE (1) BE682651A (en)
DE (1) DE1280177B (en)
GB (1) GB1117694A (en)
NL (1) NL6608342A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2447120A (en) * 2007-02-27 2008-09-03 Sandvik Intellectual Property Reversible cutting tool with shield
US7611209B2 (en) 2007-02-27 2009-11-03 Sandvik Intellectual Property Ab Reversible cutting tool with shield
US8104844B2 (en) 2007-02-27 2012-01-31 Sandvik Intellectual Property Ab Sleeve for reversible cutting tool

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2509302C2 (en) * 1975-03-04 1983-10-13 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Chisel arrangement for a planer
AT341978B (en) * 1976-04-14 1978-03-10 Voest Ag ROUND CHISEL
US4298233A (en) * 1979-06-07 1981-11-03 Gerd Elfgen Milling tool for a rotating milling cylinder
DE3442546A1 (en) * 1984-11-22 1986-05-28 Elfgen, Gerd, 5303 Bornheim ROUNDING CHISEL FOR BOLTING MACHINES
SE458532B (en) * 1987-03-25 1989-04-10 Sandvik Ab TOOLS WITH HEAVY METAL TIP DETERMINED TO ROTABLE IN A CARAVAN
US5791837A (en) * 1996-08-16 1998-08-11 Johnson; Samuel Annular tool for cutting holes in metal
US5810102A (en) * 1996-08-23 1998-09-22 Stewart; Gary L. Reversible bit assembly
US6926100B1 (en) 2002-03-12 2005-08-09 Xtech Industries International, Inc. Hole reaming apparatus and method
US20050127742A1 (en) * 2003-12-11 2005-06-16 River City Manufacturing Inc. Retaining system for securing a cutting tool to a support block
US9757730B2 (en) * 2011-07-06 2017-09-12 Joy Mm Delaware, Inc. Pick retainer
AU2014201358B2 (en) 2013-03-12 2017-12-14 Joy Global Underground Mining Llc Tapered pick holder
US10352163B2 (en) 2014-01-31 2019-07-16 Leroy G. Hagenbuch Cutter assembly with freewheeling cutting elements
US9828742B2 (en) 2014-01-31 2017-11-28 Leroy G. Hagenbuch Cutter assembly with freewheeling cutting elements
US20160271778A1 (en) * 2015-03-21 2016-09-22 Chih Kuan Hsieh Fixing Structure for Cylinder
US20180156036A1 (en) * 2016-12-07 2018-06-07 Alliance Coal, Llc Double headed drill bit for a continuous coal mining machine

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1078082A (en) * 1913-02-10 1913-11-11 James B Blackman Cutting-bit for chains of mining-machines.
US2186502A (en) * 1933-06-27 1940-01-09 Sullivan Machinery Co Cutter chain
US2107942A (en) * 1934-07-30 1938-02-08 Sullivan Machinery Co Cutter chain
GB576831A (en) * 1943-01-29 1946-04-23 Frank Leonard Fulke Improvements in or relating to a mining machine chain bit and holder therefor
US2610049A (en) * 1949-10-18 1952-09-09 Elles Albert Charles Bit
US2774570A (en) * 1954-05-03 1956-12-18 Hughes Tool Co Roller cutter for earth drills
US3148002A (en) * 1959-05-05 1964-09-08 Cincinnati Mine Machinery Co Double-ended cutter bit and socket construction
DE1193451B (en) * 1962-03-24 1965-05-26 Minsup Mining Supplies Bracket for Schraemhauen on a Schraemwalze
GB993070A (en) * 1963-03-04 1965-05-26 Austin Hoy & Co Ltd Coal cutter pick and cutter tip inserts therefor
US3342531A (en) * 1965-02-16 1967-09-19 Cincinnati Mine Machinery Co Conical cutter bits held by resilient retainer for free rotation
US3342532A (en) * 1965-03-15 1967-09-19 Cincinnati Mine Machinery Co Cutting tool comprising holder freely rotatable in socket with bit frictionally attached

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2447120A (en) * 2007-02-27 2008-09-03 Sandvik Intellectual Property Reversible cutting tool with shield
US7611209B2 (en) 2007-02-27 2009-11-03 Sandvik Intellectual Property Ab Reversible cutting tool with shield
GB2447120B (en) * 2007-02-27 2011-06-01 Sandvik Intellectual Property Reversable cutting tool with shield
US8104844B2 (en) 2007-02-27 2012-01-31 Sandvik Intellectual Property Ab Sleeve for reversible cutting tool
DE102008008954B4 (en) * 2007-02-27 2013-07-18 Sandvik Intellectual Property Ab Sleeve for replaceable cutting tool

Also Published As

Publication number Publication date
NL6608342A (en) 1966-12-19
DE1280177B (en) 1968-10-17
US3493268A (en) 1970-02-03
BE682651A (en) 1966-12-01

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