SE387924B - TELESCOPIC CRANE BOOM - Google Patents

TELESCOPIC CRANE BOOM

Info

Publication number
SE387924B
SE387924B SE7307941A SE7307941A SE387924B SE 387924 B SE387924 B SE 387924B SE 7307941 A SE7307941 A SE 7307941A SE 7307941 A SE7307941 A SE 7307941A SE 387924 B SE387924 B SE 387924B
Authority
SE
Sweden
Prior art keywords
crane boom
telescopic crane
telescopic
boom
crane
Prior art date
Application number
SE7307941A
Other languages
Swedish (sv)
Other versions
SE7307941L (en
Inventor
R L Johnston
Original Assignee
Harnischfeger Corp
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 Harnischfeger Corp filed Critical Harnischfeger Corp
Priority to SE7307941A priority Critical patent/SE387924B/en
Publication of SE7307941L publication Critical patent/SE7307941L/xx
Publication of SE387924B publication Critical patent/SE387924B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/64—Jibs
    • B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
    • B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
    • B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
SE7307941A 1973-06-06 1973-06-06 TELESCOPIC CRANE BOOM SE387924B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE7307941A SE387924B (en) 1973-06-06 1973-06-06 TELESCOPIC CRANE BOOM

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7307941A SE387924B (en) 1973-06-06 1973-06-06 TELESCOPIC CRANE BOOM

Publications (2)

Publication Number Publication Date
SE7307941L SE7307941L (en) 1974-12-09
SE387924B true SE387924B (en) 1976-09-20

Family

ID=20317685

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7307941A SE387924B (en) 1973-06-06 1973-06-06 TELESCOPIC CRANE BOOM

Country Status (1)

Country Link
SE (1) SE387924B (en)

Also Published As

Publication number Publication date
SE7307941L (en) 1974-12-09

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