NL6515515A - - Google Patents

Info

Publication number
NL6515515A
NL6515515A NL6515515A NL6515515A NL6515515A NL 6515515 A NL6515515 A NL 6515515A NL 6515515 A NL6515515 A NL 6515515A NL 6515515 A NL6515515 A NL 6515515A NL 6515515 A NL6515515 A NL 6515515A
Authority
NL
Netherlands
Prior art keywords
arm
arms
nov
vertically swingable
jaw
Prior art date
Application number
NL6515515A
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 NL6515515A publication Critical patent/NL6515515A/xx

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
    • E02F3/46—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor
    • E02F3/47—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor with grab buckets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Package Frames And Binding Bands (AREA)
  • Shovels (AREA)
  • Earth Drilling (AREA)

Abstract

1,117,150. Grab buckets. L. PEDROLI and D. BRAGASTINI. 26 Nov., 1965 [30 Nov., 1964], No. 50397/65. Heading E1F. The structure of a grab bucket unit involves a hoist tackle-supported body to which vertically swingable arms are hinged, each arm being at the lower end pivotally connected to a vertically swingable bucket jaw and relative swinging of the jaws to the arms and the arms to the body is controlled by independently operable jacks positioned between the body and each arm and each arm and the associated jaw.
NL6515515A 1964-11-30 1965-11-29 NL6515515A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2569864 1964-11-30

Publications (1)

Publication Number Publication Date
NL6515515A true NL6515515A (en) 1966-05-31

Family

ID=11217472

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6515515A NL6515515A (en) 1964-11-30 1965-11-29

Country Status (7)

Country Link
AT (1) AT267420B (en)
BE (1) BE672889A (en)
DE (1) DE1634932A1 (en)
ES (1) ES320495A1 (en)
FR (1) FR1454963A (en)
GB (1) GB1117150A (en)
NL (1) NL6515515A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3693274A (en) * 1970-09-10 1972-09-26 Ugo Piccagli Clam shell excavator

Also Published As

Publication number Publication date
GB1117150A (en) 1968-06-19
DE1634932A1 (en) 1970-07-23
ES320495A1 (en) 1966-05-16
BE672889A (en) 1966-03-16
AT267420B (en) 1968-12-27
FR1454963A (en) 1966-10-07

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