CS214874B2 - Plough blade - Google Patents

Plough blade Download PDF

Info

Publication number
CS214874B2
CS214874B2 CS765639A CS563976A CS214874B2 CS 214874 B2 CS214874 B2 CS 214874B2 CS 765639 A CS765639 A CS 765639A CS 563976 A CS563976 A CS 563976A CS 214874 B2 CS214874 B2 CS 214874B2
Authority
CS
Czechoslovakia
Prior art keywords
cutting
holder
plow
threaded pin
cutting portion
Prior art date
Application number
CS765639A
Other languages
Czech (cs)
English (en)
Inventor
Alois Hauschopp
Oswald Breuer
Original Assignee
Gewerk Eisenhuette Westfalia
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 claimed from DE2538682A external-priority patent/DE2538682C2/de
Priority claimed from DE2538648A external-priority patent/DE2538648C2/de
Application filed by Gewerk Eisenhuette Westfalia filed Critical Gewerk Eisenhuette Westfalia
Publication of CS214874B2 publication Critical patent/CS214874B2/cs

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
    • 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
    • E21C35/191—Means for fixing picks or holders for fixing holders
    • 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
    • E21C35/193—Means for fixing picks or holders using bolts as main fixing elements
    • E21C35/1936—Means for fixing picks or holders using bolts as main fixing elements the picks having a square- or rectangular-section shank

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)
  • Road Repair (AREA)
  • Knives (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Milling Processes (AREA)
CS765639A 1975-08-30 1976-08-30 Plough blade CS214874B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2538682A DE2538682C2 (de) 1975-08-30 1975-08-30 Meißel für Kohlenhobel
DE2538648A DE2538648C2 (de) 1975-08-30 1975-08-30 Meißel für Kohlenhobel

Publications (1)

Publication Number Publication Date
CS214874B2 true CS214874B2 (en) 1982-06-25

Family

ID=25769325

Family Applications (1)

Application Number Title Priority Date Filing Date
CS765639A CS214874B2 (en) 1975-08-30 1976-08-30 Plough blade

Country Status (5)

Country Link
US (1) US4076318A (enExample)
CS (1) CS214874B2 (enExample)
FR (1) FR2322257A1 (enExample)
GB (1) GB1493907A (enExample)
SU (1) SU686635A3 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA792463B (en) 1978-05-31 1980-05-28 Winster Mining Ltd Cutting machinery
US4333540A (en) * 1978-10-02 1982-06-08 General Electric Company Cutter element and cutter for rock drilling
US4240669A (en) * 1978-10-02 1980-12-23 Joy Manufacturing Company Mining cutter bit holder and mounting assemblies
DE3039632C2 (de) * 1980-10-21 1982-12-16 Christensen, Inc., 84115 Salt Lake City, Utah Drehborhmeißel für Tiefbohrungen
DE3638135A1 (de) * 1986-11-08 1988-05-11 Gewerk Eisenhuette Westfalia Bodenmeissel fuer bergbau-gewinnungshobel
DE9306577U1 (de) * 1993-05-01 1993-07-01 Braun, Ernst, 4300 Essen Gewinnungswerkzeug
US5678645A (en) * 1995-11-13 1997-10-21 Baker Hughes Incorporated Mechanically locked cutters and nozzles
DE10221764C1 (de) * 2002-05-15 2003-11-27 Wirtgen Gmbh Halterung für einen Schaftmeißel
US7942218B2 (en) * 2005-06-09 2011-05-17 Us Synthetic Corporation Cutting element apparatuses and drill bits so equipped
US8414085B2 (en) * 2006-08-11 2013-04-09 Schlumberger Technology Corporation Shank assembly with a tensioned element
US8007051B2 (en) 2006-08-11 2011-08-30 Schlumberger Technology Corporation Shank assembly
US8701799B2 (en) 2009-04-29 2014-04-22 Schlumberger Technology Corporation Drill bit cutter pocket restitution
DE102014112964A1 (de) * 2014-09-09 2016-03-10 Betek Gmbh & Co. Kg Meißel, insbesondere Rundschaftmeißel
CN110486011B (zh) 2014-09-15 2021-05-07 久益环球地下采矿有限责任公司 用于钻头组件的维修工具
DE102014016500A1 (de) * 2014-11-07 2016-05-12 Bomag Gmbh Werkzeugeinrichtung für eine Bodenfräsmaschine und Bodenfräsmaschine mit einer solchen Werkzeugeinrichtung
CN106677784A (zh) * 2017-03-03 2017-05-17 胡沿东 一种采矿机械设备用辊子
US10851523B2 (en) * 2018-11-05 2020-12-01 Caterpillar Inc. Retention system for motor grader bits
USD922447S1 (en) 2018-11-06 2021-06-15 Caterpillar Inc. Retention component

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1916354A (en) * 1931-06-25 1933-07-04 Barber Greene Co Digging bucket
US1980897A (en) * 1933-01-30 1934-11-13 Winings Willie Ernest Road machine
US2612361A (en) * 1951-03-16 1952-09-30 Goodman Mfg Co Mining machine
US2680597A (en) * 1952-02-08 1954-06-08 Howard D Brown Auger blade
US2841896A (en) * 1956-03-29 1958-07-08 Herman S Meshorer Excavating tooth with replaceable point
US3203488A (en) * 1962-09-07 1965-08-31 Pacific States Steel Corp Ripper tooth

Also Published As

Publication number Publication date
SU686635A3 (ru) 1979-09-15
FR2322257A1 (fr) 1977-03-25
FR2322257B1 (enExample) 1983-01-07
US4076318A (en) 1978-02-28
GB1493907A (en) 1977-11-30

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