Crane boom, mast and base fabricated from heavy-duty welded constructed structural steel pipe and tubing that limits deflection and meets ASTM standards.
Sheave adjusts to 4 different positions along boom, and boom angle adjusts in height with an easy-to-use adjustment screw.
Thern davit cranes can be configured with a spur or worm gear manual winch or power winch. Choose from Thern’s spur or worm gear hand winches or power winch with 115/1/60 as standard. Other voltages available as well as pneumatic, hydraulic or DC Volt power operation.
The winch mount plate adjusts to 3 different positions on the mast and is easily removed with quick connect pins. Rotational handle attached to winch mounting plate.
Electrostatic powder coated crane and stainless steel fasteners combine to resist corrosion in harsh environments. Other options available include: galvanized, stainless steel and epoxy finishes.
Roller/ball bearing allows smooth and easy 360° crane rotation under load.
Quick-release clevis style stainless steel pins allow for easy assembly and quick disassembly for transport or storage. No tools required.
For quickly attaching or removing wire rope equipped with a swaged ball fitting. This allows the operator to leave the wire rope attached to the load at all times and simply remove the rope from the winch and attach to the optional wire rope keeper, cable reel or standard keyhole slot on pedestal and wall mount bases.
Pedestal, flush, and wall mount allow for a variety of mounting solutions and are easily installed. Heavy-duty base cap included with lanyard keeps water and debris out of base when crane is removed. Standard powder coat finish on pedestal, flush and wall mounts. Other finish options available including galvanized, stainless steel and epoxy finishes.
Industry-leading two-year limited warranty on all our products.
From overhead bridge cranes to overhead fall arrest our experienced team has the skill sets required to get the job done right. With safety as a top priority, our certified distributors, custom fabricators and team of highly resourceful integrators can accomplish any job.