FR644356A - Device for quickly changing the reach of crane booms - Google Patents

Device for quickly changing the reach of crane booms

Info

Publication number
FR644356A
FR644356A FR644356DA FR644356A FR 644356 A FR644356 A FR 644356A FR 644356D A FR644356D A FR 644356DA FR 644356 A FR644356 A FR 644356A
Authority
FR
France
Prior art keywords
reach
quickly changing
crane booms
booms
crane
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
French (fr)
Inventor
Jose Irureta
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
Application granted granted Critical
Publication of FR644356A publication Critical patent/FR644356A/en
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
    • B66C2700/0314—Cranes in which it is essential that the load is moving horizontally during the luffing movement of the arm or jib in combination with the movement of the counterweight

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR644356D 1927-04-23 1927-11-22 Device for quickly changing the reach of crane booms Expired FR644356A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES644356X 1927-04-23

Publications (1)

Publication Number Publication Date
FR644356A true FR644356A (en) 1928-10-06

Family

ID=8245902

Family Applications (1)

Application Number Title Priority Date Filing Date
FR644356D Expired FR644356A (en) 1927-04-23 1927-11-22 Device for quickly changing the reach of crane booms

Country Status (1)

Country Link
FR (1) FR644356A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1011601B (en) * 1955-12-22 1957-07-04 Krupp Ardelt Gmbh Road crane, especially a truck crane, whose boom is adjusted via a neck pull luffing mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1011601B (en) * 1955-12-22 1957-07-04 Krupp Ardelt Gmbh Road crane, especially a truck crane, whose boom is adjusted via a neck pull luffing mechanism

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