DE2244977C3 - Meißel, insbesondere für Kohlenhobel u.dgl - Google Patents

Meißel, insbesondere für Kohlenhobel u.dgl

Info

Publication number
DE2244977C3
DE2244977C3 DE2244977A DE2244977A DE2244977C3 DE 2244977 C3 DE2244977 C3 DE 2244977C3 DE 2244977 A DE2244977 A DE 2244977A DE 2244977 A DE2244977 A DE 2244977A DE 2244977 C3 DE2244977 C3 DE 2244977C3
Authority
DE
Germany
Prior art keywords
screw
chisel
head
conical
shoulder
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
DE2244977A
Other languages
German (de)
English (en)
Other versions
DE2244977A1 (de
DE2244977B2 (de
Inventor
Berthold 4712 Werne Ostrop
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
Priority to BE795710D priority Critical patent/BE795710A/xx
Application filed by Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Priority to DE2244977A priority patent/DE2244977C3/de
Priority to FR7303914A priority patent/FR2230853B1/fr
Priority to CS736325A priority patent/CS212290B2/cs
Priority to PL1973165177A priority patent/PL84151B1/pl
Priority to GB4299873A priority patent/GB1433164A/en
Priority to US400412A priority patent/US3904247A/en
Publication of DE2244977A1 publication Critical patent/DE2244977A1/de
Publication of DE2244977B2 publication Critical patent/DE2244977B2/de
Application granted granted Critical
Publication of DE2244977C3 publication Critical patent/DE2244977C3/de
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)
DE2244977A 1972-09-14 1972-09-14 Meißel, insbesondere für Kohlenhobel u.dgl Expired DE2244977C3 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
BE795710D BE795710A (fr) 1972-09-14 Pic, en particulier pour rabot a charbon ou engin equivalent
DE2244977A DE2244977C3 (de) 1972-09-14 1972-09-14 Meißel, insbesondere für Kohlenhobel u.dgl
FR7303914A FR2230853B1 (US20030199744A1-20031023-C00003.png) 1972-09-14 1973-02-05
PL1973165177A PL84151B1 (US20030199744A1-20031023-C00003.png) 1972-09-14 1973-09-12
CS736325A CS212290B2 (en) 1972-09-14 1973-09-12 Knife particularly for the coal lough
GB4299873A GB1433164A (en) 1972-09-14 1973-09-13 Cutter bit assemblies
US400412A US3904247A (en) 1972-09-14 1973-09-24 Bit assembly

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 (3)

Publication Number Publication Date
DE2244977A1 DE2244977A1 (de) 1974-03-21
DE2244977B2 DE2244977B2 (de) 1980-04-30
DE2244977C3 true DE2244977C3 (de) 1981-01-08

Family

ID=5856240

Family Applications (1)

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

Country Status (7)

Country Link
US (1) US3904247A (US20030199744A1-20031023-C00003.png)
BE (1) BE795710A (US20030199744A1-20031023-C00003.png)
CS (1) CS212290B2 (US20030199744A1-20031023-C00003.png)
DE (1) DE2244977C3 (US20030199744A1-20031023-C00003.png)
FR (1) FR2230853B1 (US20030199744A1-20031023-C00003.png)
GB (1) GB1433164A (US20030199744A1-20031023-C00003.png)
PL (1) PL84151B1 (US20030199744A1-20031023-C00003.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3122868A1 (de) * 1981-06-10 1982-12-30 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Meisselanordnung, insbesondere fuer kohlenhobel und dergleichen

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
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
DE3900140C1 (US20030199744A1-20031023-C00003.png) * 1989-01-04 1990-08-16 Halbach & Braun Industrieanlagen, 5600 Wuppertal, De
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 (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3122868A1 (de) * 1981-06-10 1982-12-30 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Meisselanordnung, insbesondere fuer kohlenhobel und dergleichen

Also Published As

Publication number Publication date
DE2244977A1 (de) 1974-03-21
FR2230853B1 (US20030199744A1-20031023-C00003.png) 1976-09-10
BE795710A (fr) 1973-06-18
CS212290B2 (en) 1982-03-26
GB1433164A (en) 1976-04-22
US3904247A (en) 1975-09-09
DE2244977B2 (de) 1980-04-30
FR2230853A1 (US20030199744A1-20031023-C00003.png) 1974-12-20
PL84151B1 (US20030199744A1-20031023-C00003.png) 1976-03-31

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Legal Events

Date Code Title Description
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8327 Change in the person/name/address of the patent owner

Owner name: GEWERKSCHAFT EISENHUETTE WESTFALIA GMBH, 4670 LUEN

8339 Ceased/non-payment of the annual fee