GB1433164A - Cutter bit assemblies - Google Patents

Cutter bit assemblies

Info

Publication number
GB1433164A
GB1433164A GB4299873A GB4299873A GB1433164A GB 1433164 A GB1433164 A GB 1433164A GB 4299873 A GB4299873 A GB 4299873A GB 4299873 A GB4299873 A GB 4299873A GB 1433164 A GB1433164 A GB 1433164A
Authority
GB
United Kingdom
Prior art keywords
aperture
cavity
screw
head
bore
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
GB4299873A
Other languages
English (en)
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of GB1433164A publication Critical patent/GB1433164A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/20—Mineral freed by means not involving slitting
    • E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
    • E21C27/44—Planing knives

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)
  • Knives (AREA)
  • Earth Drilling (AREA)
GB4299873A 1972-09-14 1973-09-13 Cutter bit assemblies Expired GB1433164A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2244977A DE2244977C3 (de) 1972-09-14 1972-09-14 Meißel, insbesondere für Kohlenhobel u.dgl

Publications (1)

Publication Number Publication Date
GB1433164A true GB1433164A (en) 1976-04-22

Family

ID=5856240

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4299873A Expired GB1433164A (en) 1972-09-14 1973-09-13 Cutter bit assemblies

Country Status (7)

Country Link
US (1) US3904247A (US20050075337A1-20050407-C00081.png)
BE (1) BE795710A (US20050075337A1-20050407-C00081.png)
CS (1) CS212290B2 (US20050075337A1-20050407-C00081.png)
DE (1) DE2244977C3 (US20050075337A1-20050407-C00081.png)
FR (1) FR2230853B1 (US20050075337A1-20050407-C00081.png)
GB (1) GB1433164A (US20050075337A1-20050407-C00081.png)
PL (1) PL84151B1 (US20050075337A1-20050407-C00081.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2226835A (en) * 1989-01-04 1990-07-11 Halbach & Braun Ind Anlagen Mining tool

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2749830C2 (de) * 1977-11-08 1985-10-24 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hobelmeißel
DE3122868C2 (de) * 1981-06-10 1986-06-26 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hobelmeißelbefestigung, insbesondere für Kohlenhobel
FR2530724A1 (fr) * 1982-07-21 1984-01-27 Eurotungstene Systeme de montage des secteurs porte-pics sur une roue de trancheuse ou tambour de fraise
AU578637B2 (en) * 1983-12-03 1988-11-03 N.L. Petroleum Products Ltd. Rotary drill bits and cutting elements for such bits
DE3433277A1 (de) * 1984-09-11 1986-03-20 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Bodenmeissel fuer kohlenhobel
DE8633094U1 (de) * 1986-12-10 1987-02-19 Halbach & Braun Industrieanlagen, 5600 Wuppertal Werkzeugaggregat für Gewinnungsmaschinen, insbesondere Kohlenhobel oder Schrämmaschinen
US5678645A (en) * 1995-11-13 1997-10-21 Baker Hughes Incorporated Mechanically locked cutters and nozzles
US5983534A (en) * 1997-09-17 1999-11-16 G. H. Hensley Industries, Inc. Rotary lock system for excavating tooth/adapter assembly
DE10221764C1 (de) * 2002-05-15 2003-11-27 Wirtgen Gmbh Halterung für einen Schaftmeißel

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1595112A (en) * 1925-09-23 1926-08-10 Stockland Road Machinery Compa Scarifying device
US2190674A (en) * 1936-01-21 1940-02-20 Sullivan Machinery Co Cutter chain
US3271080A (en) * 1964-02-06 1966-09-06 Gen Electric Cutter bit assembly for mining machines

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2226835A (en) * 1989-01-04 1990-07-11 Halbach & Braun Ind Anlagen Mining tool
GB2226835B (en) * 1989-01-04 1992-11-04 Halbach & Braun Ind Anlagen Mining tool

Also Published As

Publication number Publication date
DE2244977A1 (de) 1974-03-21
FR2230853B1 (US20050075337A1-20050407-C00081.png) 1976-09-10
BE795710A (fr) 1973-06-18
DE2244977C3 (de) 1981-01-08
CS212290B2 (en) 1982-03-26
US3904247A (en) 1975-09-09
DE2244977B2 (de) 1980-04-30
FR2230853A1 (US20050075337A1-20050407-C00081.png) 1974-12-20
PL84151B1 (US20050075337A1-20050407-C00081.png) 1976-03-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee