GB522773A - Improvements in or relating to earth or dirt scrapers or scoops - Google Patents

Improvements in or relating to earth or dirt scrapers or scoops

Info

Publication number
GB522773A
GB522773A GB7002/39A GB700239A GB522773A GB 522773 A GB522773 A GB 522773A GB 7002/39 A GB7002/39 A GB 7002/39A GB 700239 A GB700239 A GB 700239A GB 522773 A GB522773 A GB 522773A
Authority
GB
United Kingdom
Prior art keywords
earth
scoops
relating
march
scrapers
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
GB7002/39A
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.)
Ruston-Bucyrus Ltd
Original Assignee
Ruston-Bucyrus Ltd
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 Ruston-Bucyrus Ltd filed Critical Ruston-Bucyrus Ltd
Publication of GB522773A publication Critical patent/GB522773A/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
    • E02F3/64—Buckets cars, i.e. having scraper bowls
    • E02F3/65—Component parts, e.g. drives, control devices
    • E02F3/654—Scraper bowls and components mounted on them
    • E02F3/658—Cutting edge
    • 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
    • E02F3/64—Buckets cars, i.e. having scraper bowls
    • E02F3/6454—Towed (i.e. pulled or pushed) scrapers
    • E02F3/6463—Towed (i.e. pulled or pushed) scrapers with rotatable scraper bowls for dumping the soil
    • 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
    • E02F3/64—Buckets cars, i.e. having scraper bowls
    • E02F3/65—Component parts, e.g. drives, control devices
    • E02F3/654—Scraper bowls and components mounted on them
    • E02F3/657—Means to prevent the spilling of dredged material, e.g. apron, baffle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Soil Working Implements (AREA)

Abstract

522,773. Earth scrapers. RUSTON-BUCYRUS, Ltd. March 3, 1939. Nos. 7002 and 7003. Convention dates, March 7, 1938, and Feb. 13, 1939. [Class 68 (i)] In an earth scraper with an earth-carrying front apron 19 above and forward of the digging bowl 13 when the latter is in digging position, the scraper blade 14 is formed of a long narrow plate curved or bent about offset longitudinal transverse axes so as to direct the earth substantially vertically upwardly and centrally. The lower forward corners of the blade may be sheared off.
GB7002/39A 1938-03-07 1939-03-03 Improvements in or relating to earth or dirt scrapers or scoops Expired GB522773A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US522773XA 1938-03-07 1938-03-07

Publications (1)

Publication Number Publication Date
GB522773A true GB522773A (en) 1940-06-26

Family

ID=21976541

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7002/39A Expired GB522773A (en) 1938-03-07 1939-03-03 Improvements in or relating to earth or dirt scrapers or scoops

Country Status (1)

Country Link
GB (1) GB522773A (en)

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