GB1054938A - - Google Patents

Info

Publication number
GB1054938A
GB1054938A GB1054938DA GB1054938A GB 1054938 A GB1054938 A GB 1054938A GB 1054938D A GB1054938D A GB 1054938DA GB 1054938 A GB1054938 A GB 1054938A
Authority
GB
United Kingdom
Prior art keywords
arm
flow
piston
pressure
slewing
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.)
Active
Application number
Other languages
English (en)
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.)
Publication of GB1054938A publication Critical patent/GB1054938A/en
Active legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
    • E02F9/12—Slewing or traversing gears
    • E02F9/121—Turntables, i.e. structure rotatable about 360°
    • 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
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
    • E02F3/382—Connections to the frame; Supports for booms or arms
    • E02F3/384—Connections to the frame; Supports for booms or arms the boom being pivotable relative to the frame about a vertical axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Earth Drilling (AREA)
  • Operation Control Of Excavators (AREA)
GB1054938D 1963-01-25 Active GB1054938A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE87263 1963-01-25

Publications (1)

Publication Number Publication Date
GB1054938A true GB1054938A (enrdf_load_html_response)

Family

ID=20257232

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1054938D Active GB1054938A (enrdf_load_html_response) 1963-01-25

Country Status (3)

Country Link
DE (1) DE1484776A1 (enrdf_load_html_response)
DK (1) DK111950B (enrdf_load_html_response)
GB (1) GB1054938A (enrdf_load_html_response)

Also Published As

Publication number Publication date
DE1484776A1 (de) 1969-06-19
DK111950B (da) 1968-10-21

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