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.)
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 filedfiledCritical
Application grantedgrantedCritical
Publication of FR52011EpublicationCriticalpatent/FR52011E/fr
B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
B66D1/54—Safety gear
B66D1/56—Adaptations of limit switches
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
B66C23/66—Outer or upper end constructions
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR52011D1942-01-221942-01-22Dispositif de sécurité pour appareils de levage tels que grues et autres
ExpiredFR52011E
(fr)