JPS5640958Y2 - - Google Patents

Info

Publication number
JPS5640958Y2
JPS5640958Y2 JP1977060769U JP6076977U JPS5640958Y2 JP S5640958 Y2 JPS5640958 Y2 JP S5640958Y2 JP 1977060769 U JP1977060769 U JP 1977060769U JP 6076977 U JP6076977 U JP 6076977U JP S5640958 Y2 JPS5640958 Y2 JP S5640958Y2
Authority
JP
Japan
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
JP1977060769U
Other languages
Japanese (ja)
Other versions
JPS52151603U (
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 filed Critical
Publication of JPS52151603U publication Critical patent/JPS52151603U/ja
Application granted granted Critical
Publication of JPS5640958Y2 publication Critical patent/JPS5640958Y2/ja
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)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Control Of Cutting Processes (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Food-Manufacturing Devices (AREA)
  • Luminescent Compositions (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Confectionery (AREA)
JP1977060769U 1976-05-13 1977-05-12 Expired JPS5640958Y2 ( )

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2621261A DE2621261C2 (de) 1976-05-13 1976-05-13 Schrämwalze

Publications (2)

Publication Number Publication Date
JPS52151603U JPS52151603U ( ) 1977-11-17
JPS5640958Y2 true JPS5640958Y2 ( ) 1981-09-25

Family

ID=5977879

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1977060769U Expired JPS5640958Y2 ( ) 1976-05-13 1977-05-12

Country Status (4)

Country Link
US (1) US4119350A ( )
JP (1) JPS5640958Y2 ( )
DE (1) DE2621261C2 ( )
GB (1) GB1534201A ( )

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3909695A1 (de) * 1989-03-23 1990-09-27 Wirtgen Gmbh Fraesvorrichtung zum abfraesen von strassenbelaegen
US5495899A (en) * 1995-04-28 1996-03-05 Baker Hughes Incorporated Reamer wing with balanced cutting loads
US6003623A (en) * 1998-04-24 1999-12-21 Dresser Industries, Inc. Cutters and bits for terrestrial boring
AU2003901176A0 (en) * 2003-03-14 2003-03-27 Age Mining Services Pty Ltd A mining lacing pattern
US7475949B2 (en) * 2006-11-13 2009-01-13 Kennametal Inc. Edge cutter assembly for use with a rotatable drum
US20090224596A1 (en) * 2008-03-07 2009-09-10 Cooper Mark R Cutting Elements Disposed On A Drum
WO2015073821A1 (en) 2013-11-15 2015-05-21 Vermeer Manufacturing Company Cutting tooth system
US9803479B2 (en) * 2014-07-25 2017-10-31 Novatek Ip, Llc End ring degradation pick support
WO2016077363A1 (en) 2014-11-10 2016-05-19 Vermeer Manufacturing Company Edge cutting element for rotatable cutting drum
CN107461206B (zh) * 2017-09-26 2019-06-04 辽宁工程技术大学 一种滚刀与截齿交替分布的密集型掘进机截割部

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2967701A (en) * 1957-05-06 1961-01-10 Arnold G Wilcox Method of continuous low seam short wall mining using rotary auger cutters
US2979319A (en) * 1958-08-07 1961-04-11 Goodman Mfg Co Mechanical miner having offset rotary heads
US3139148A (en) * 1959-04-17 1964-06-30 Goodman Mfg Co Rotary boring head having roller cutter disks
US3158403A (en) * 1960-02-24 1964-11-24 Salem Tool Co Selectively prepositioned bit holder
GB1027337A (en) * 1962-03-09 1966-04-27 Crawley Engineering Developmen Rotary boring heads for coal cutting machines
DE1216821B (de) * 1965-03-24 1966-05-18 Eickhoff Geb Schraemwalze
US4046207A (en) * 1976-09-01 1977-09-06 Thomas Lee Taylor Earth drilling tools

Also Published As

Publication number Publication date
US4119350A (en) 1978-10-10
GB1534201A (en) 1978-11-29
DE2621261C2 (de) 1983-02-24
DE2621261A1 (de) 1977-11-24
JPS52151603U ( ) 1977-11-17

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