FR513624A - Improvements to excavators - Google Patents

Improvements to excavators

Info

Publication number
FR513624A
FR513624A FR513624A FR513624DA FR513624A FR 513624 A FR513624 A FR 513624A FR 513624 A FR513624 A FR 513624A FR 513624D A FR513624D A FR 513624DA FR 513624 A FR513624 A FR 513624A
Authority
FR
France
Prior art keywords
excavators
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
FR513624A
Other languages
French (fr)
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.)
Ball Engine Co
Original Assignee
Ball Engine 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 Ball Engine Co filed Critical Ball Engine Co
Application granted granted Critical
Publication of FR513624A publication Critical patent/FR513624A/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
    • E02F9/2004—Control mechanisms, e.g. control levers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
FR513624A 1915-01-20 1920-04-13 Improvements to excavators Expired FR513624A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US140402XA 1915-01-20 1915-01-20

Publications (1)

Publication Number Publication Date
FR513624A true FR513624A (en) 1921-02-19

Family

ID=21763180

Family Applications (1)

Application Number Title Priority Date Filing Date
FR513624A Expired FR513624A (en) 1915-01-20 1920-04-13 Improvements to excavators

Country Status (2)

Country Link
FR (1) FR513624A (en)
GB (1) GB140402A (en)

Also Published As

Publication number Publication date
GB140402A (en) 1921-06-15

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