82420 ⎘
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 specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures
Sub-classes:EXPANDABLE MULTIFUNCTIONAL INTEGRATED-CONSTRUCTION SKYSCRAPER BUILDING PLATFORM AND CONSTRUCTION METHOD USING SAME
#2Device for lifting power equipment of switchboard
#3Boom assembly equipped with an extendable winch assembly
#4Apparatus and method for a single wall mounting system for a crane
#5Crane with automatic adjustable tightening mechanism
#6Enclosing frame, method for mounting an enclosing frame, and use of an enclosing frame for connecting a slewing tower crane to an object
#7Jackup pedestal crane installation and operation, movable along a guide
#8Hoisting systems and methods
#9Apparatus for positioning logs
#10CONVEYOR DEVICE AND METHOD FOR MOVING A WEIGHT USING THE CONVEYOR DEVICE
#11TOWER CLIMBING AND SERVICING DEVICE
#12Confined space entry device and related method of assembly
#13Confined space entry device and related method of assembly
#14Flange mounted load transition apparatus and method
#15Portable crane for maintaining a wind turbine generator