AU7164974A - Impact material fracturing device for excavators andthe like - Google Patents

Impact material fracturing device for excavators andthe like

Info

Publication number
AU7164974A
AU7164974A AU71649/74A AU7164974A AU7164974A AU 7164974 A AU7164974 A AU 7164974A AU 71649/74 A AU71649/74 A AU 71649/74A AU 7164974 A AU7164974 A AU 7164974A AU 7164974 A AU7164974 A AU 7164974A
Authority
AU
Australia
Prior art keywords
excavators
andthe
fracturing device
impact material
material fracturing
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
AU71649/74A
Other versions
AU483746B2 (en
Inventor
Earl Cobb Delwin
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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor 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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Application granted granted Critical
Publication of AU7164974A publication Critical patent/AU7164974A/en
Publication of AU483746B2 publication Critical patent/AU483746B2/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
    • E02F3/966—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements of hammer-type tools
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
    • 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
    • E21C27/28—Mineral freed by means not involving slitting by percussive drills with breaking-down means, e.g. wedge-shaped tools

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Shovels (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Crushing And Grinding (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Soil Working Implements (AREA)
  • Earth Drilling (AREA)
AU71649/74A 1973-08-23 1974-07-25 Impact material fracturing device for excavators andthe like Expired AU483746B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US39091273A 1973-08-23 1973-08-23
USUS390912 1973-08-23

Publications (2)

Publication Number Publication Date
AU7164974A true AU7164974A (en) 1976-01-29
AU483746B2 AU483746B2 (en) 1976-01-29

Family

ID=

Also Published As

Publication number Publication date
JPS5055102A (en) 1975-05-15
SU665818A3 (en) 1979-05-30
GB1468452A (en) 1977-03-30
BR7405610D0 (en) 1975-06-17
SE7800107L (en) 1978-01-04
SE7410088L (en) 1975-02-24
SE408446B (en) 1979-06-11
JPS5824573B2 (en) 1983-05-21
CA1002752A (en) 1977-01-04
GB1468453A (en) 1977-03-30
IT1018985B (en) 1977-10-20
ES428407A1 (en) 1976-08-16

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