Articulated boom including tensioning apparatus

Articulated boom jib assembly

Articulated boom structure

Articulated powered lift machines

Articulated work platform with scissors motion

Attachment for the booms of cranes or the like

Attachment jib for cranes

Auto-leveled crane boom man baskets

Auxiliary extension platform assembly support frame drive means

Boom arrangement for rock drilling apparatus

Boom elevating device for line lifts

Boom lift vehicle and method of controlling lifting functions

Brake mechanism for a boom supported occupant bucket

Bucket leveling system

Bucket release assembly for aerial device

Bucket rotation system for aerial tower

Collapsible tower boom lift

Constant level scaffold adapted for use with a tilt bed truck

Control device for mobile vehicular apparatus with aerial platfo

Control handle arrangement for aerial bucket lift