GB1256949A - - Google Patents

Info

Publication number
GB1256949A
GB1256949A GB4195469A GB1256949DA GB1256949A GB 1256949 A GB1256949 A GB 1256949A GB 4195469 A GB4195469 A GB 4195469A GB 1256949D A GB1256949D A GB 1256949DA GB 1256949 A GB1256949 A GB 1256949A
Authority
GB
United Kingdom
Prior art keywords
cable
slack
aug
pulley
extension
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
GB4195469A
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.)
Filing date
Publication date
Application filed filed Critical
Publication of GB1256949A publication Critical patent/GB1256949A/en
Expired 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
    • E02F9/20—Drives; Control devices
    • E02F9/2016—Winches
    • 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
    • E02F3/46—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor
    • E02F3/48—Drag-lines
    • 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
    • E02F3/46—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor
    • E02F3/58—Component parts
    • E02F3/60—Buckets, scrapers, or other digging elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Tension Adjustment In Filamentary Materials (AREA)
  • Electric Cable Installation (AREA)
GB4195469A 1969-08-22 1969-08-22 Expired GB1256949A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4195469 1969-08-22

Publications (1)

Publication Number Publication Date
GB1256949A true GB1256949A (enExample) 1971-12-15

Family

ID=10422135

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4195469A Expired GB1256949A (enExample) 1969-08-22 1969-08-22

Country Status (1)

Country Link
GB (1) GB1256949A (enExample)

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee