FR520916A - Pelleteurs mécaniques - Google Patents

Pelleteurs mécaniques

Info

Publication number
FR520916A
FR520916A FR520916A FR520916DA FR520916A FR 520916 A FR520916 A FR 520916A FR 520916 A FR520916 A FR 520916A FR 520916D A FR520916D A FR 520916DA FR 520916 A FR520916 A FR 520916A
Authority
FR
France
Prior art keywords
mechanical excavators
excavators
mechanical
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
FR520916A
Other languages
English (en)
Inventor
Frank Hall Armstrong
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR520916A publication Critical patent/FR520916A/fr
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
    • E02F3/28—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
    • E02F3/34—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 with bucket-arms, i.e. a pair of arms, e.g. manufacturing processes, form, geometry, material of bucket-arms directly pivoted on the frames of tractors or self-propelled machines
    • E02F3/342—Buckets emptying overhead

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
FR520916A 1916-10-21 1920-07-05 Pelleteurs mécaniques Expired FR520916A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US520916XA 1916-10-21 1916-10-21

Publications (1)

Publication Number Publication Date
FR520916A true FR520916A (fr) 1921-07-04

Family

ID=21975413

Family Applications (1)

Application Number Title Priority Date Filing Date
FR520916A Expired FR520916A (fr) 1916-10-21 1920-07-05 Pelleteurs mécaniques

Country Status (1)

Country Link
FR (1) FR520916A (fr)

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