FR644356A - Dispositif pour modifier rapidement la portée des flèches de grues - Google Patents

Dispositif pour modifier rapidement la portée des flèches de grues

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
English (en)
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/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
    • 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 Dispositif pour modifier rapidement la portée des flèches de grues Expired FR644356A (fr)

Applications Claiming Priority (1)

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

Publications (1)

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

Family

ID=8245902

Family Applications (1)

Application Number Title Priority Date Filing Date
FR644356D Expired FR644356A (fr) 1927-04-23 1927-11-22 Dispositif pour modifier rapidement la portée des flèches de grues

Country Status (1)

Country Link
FR (1) FR644356A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1011601B (de) * 1955-12-22 1957-07-04 Krupp Ardelt Gmbh Strassenkran, insbesondere Autokran, dessen Ausleger ueber ein Nackenzug-Wippwerk verstellt wird

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1011601B (de) * 1955-12-22 1957-07-04 Krupp Ardelt Gmbh Strassenkran, insbesondere Autokran, dessen Ausleger ueber ein Nackenzug-Wippwerk verstellt wird

Similar Documents

Publication Publication Date Title
FR648227A (fr) Dispositif de sûreté pour boulons
FR644356A (fr) Dispositif pour modifier rapidement la portée des flèches de grues
FR625505A (fr) Dispositif de relevage pour flèche de grue
FR611291A (fr) Dispositif pour l'équilibrage des mobiles
FR644397A (fr) Détonateur pour l'agriculture
FR33868E (fr) Dispositif de relevage de grue pour flèche de grue
FR619055A (fr) Potence oscillante pour bennes basculantes
FR631048A (fr) Système de rotation pour grue montée sur pylône
FR39866E (fr) Dispositif pour la vérification de la marche des bougies
FR612008A (fr) Dispositif de sécurité pour ponts-portiques
FR640314A (fr) Dispositif pour peindre
FR707492A (fr) Dispositif pour la vérification de la marche des bougies
FR682574A (fr) Dispositif de suspension pour électrodes
FR616209A (fr) Dispositif de sécurité pour boucles d'oreille
FR693984A (fr) Dispositif de coulée pour coussinets
FR719245A (fr) Avertisseur de sécurité pour grue
FR37437E (fr) Dispositif de relevage pour flèche de grue
FR652106A (fr) Dispositif de chargement pour navires
FR643902A (fr) Dispositif de marche rationnelle pour le mûrissement de l'alcali cellulose
FR638161A (fr) Dispositif pour la production de vues animées
FR649517A (fr) Dispositif de sauvetage pour sous-marins
FR680437A (fr) Dispositif pour le traitement de la blennorhagie
FR664157A (fr) Dispositif pour faciliter la manipulation de compositions typographiques
FR702243A (fr) Dispositif de sûreté pour électrodes
FR594971A (fr) Dispositif pour la construction de ponceaux en béton