FR671988A - Grue à flèche relevable - Google Patents

Grue à flèche relevable

Info

Publication number
FR671988A
FR671988A FR671988DA FR671988A FR 671988 A FR671988 A FR 671988A FR 671988D A FR671988D A FR 671988DA FR 671988 A FR671988 A FR 671988A
Authority
FR
France
Prior art keywords
jib crane
luffing jib
luffing
crane
jib
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
Other languages
English (en)
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.)
Schenck and Liebe Harkort AG
Original Assignee
Schenck and Liebe Harkort AG
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 Schenck and Liebe Harkort AG filed Critical Schenck and Liebe Harkort AG
Application granted granted Critical
Publication of FR671988A publication Critical patent/FR671988A/fr
Expired legal-status Critical Current

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
    • B66C23/06—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 with jibs mounted for jibbing or luffing movements
    • B66C23/08—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 with jibs mounted for jibbing or luffing movements and adapted to move the loads in predetermined paths
    • B66C23/10—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 with jibs mounted for jibbing or luffing movements and adapted to move the loads in predetermined paths the paths being substantially horizontal; Level-luffing jib-cranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C2700/00—Cranes
    • B66C2700/03—Cranes with arms or jibs; Multiple cranes
    • B66C2700/0307—Cranes in which it is essential that the load is moving horizontally during the luffing movement of the arm or jib

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR671988D 1929-03-23 1929-03-23 Grue à flèche relevable Expired FR671988A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR671988T 1929-03-23

Publications (1)

Publication Number Publication Date
FR671988A true FR671988A (fr) 1929-12-20

Family

ID=9017257

Family Applications (1)

Application Number Title Priority Date Filing Date
FR671988D Expired FR671988A (fr) 1929-03-23 1929-03-23 Grue à flèche relevable

Country Status (1)

Country Link
FR (1) FR671988A (fr)

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