SE7800107L - MECHANICALLY POWERED SLOW CROSS DEVICE - Google Patents

MECHANICALLY POWERED SLOW CROSS DEVICE

Info

Publication number
SE7800107L
SE7800107L SE7800107A SE7800107A SE7800107L SE 7800107 L SE7800107 L SE 7800107L SE 7800107 A SE7800107 A SE 7800107A SE 7800107 A SE7800107 A SE 7800107A SE 7800107 L SE7800107 L SE 7800107L
Authority
SE
Sweden
Prior art keywords
cross device
mechanically powered
slow cross
powered slow
mechanically
Prior art date
Application number
SE7800107A
Other languages
Swedish (sv)
Inventor
D E Cobb
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
Publication of SE7800107L publication Critical patent/SE7800107L/en

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)
  • Earth Drilling (AREA)
  • Soil Working Implements (AREA)
SE7800107A 1973-08-23 1978-01-04 MECHANICALLY POWERED SLOW CROSS DEVICE SE7800107L (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
SE7800107L true SE7800107L (en) 1978-01-04

Family

ID=23544470

Family Applications (2)

Application Number Title Priority Date Filing Date
SE7410088A SE408446B (en) 1973-08-23 1974-08-06 MECHANICALLY POWERED SLOW CROSS DEVICE
SE7800107A SE7800107L (en) 1973-08-23 1978-01-04 MECHANICALLY POWERED SLOW CROSS DEVICE

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SE7410088A SE408446B (en) 1973-08-23 1974-08-06 MECHANICALLY POWERED SLOW CROSS DEVICE

Country Status (8)

Country Link
JP (1) JPS5824573B2 (en)
BR (1) BR7405610D0 (en)
CA (1) CA1002752A (en)
ES (1) ES428407A1 (en)
GB (2) GB1468452A (en)
IT (1) IT1018985B (en)
SE (2) SE408446B (en)
SU (1) SU665818A3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4203626A (en) * 1979-02-21 1980-05-20 Zokor Corporation Articulated boom-dipper-bucket assembly for a tunnel boring machine
US4349230A (en) * 1979-08-10 1982-09-14 Zokor Corporation Tunnel boring machine
SE426609B (en) * 1982-01-11 1983-01-31 Rolf Mannbro AGRICULTURE FOR MOUNTAIN SCRAP

Also Published As

Publication number Publication date
AU7164974A (en) 1976-01-29
JPS5055102A (en) 1975-05-15
SU665818A3 (en) 1979-05-30
GB1468452A (en) 1977-03-30
BR7405610D0 (en) 1975-06-17
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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