Derrick Crane

450+ installations

Derrick Crane

FAST LIFTING SPEEDS of upto 30 fpm with full load with high speed design giving 6 times higher productivity. yearly maintenance expense less than that of a car.

300+ installations in Rajasthan

10+ installations in Karnataka

50+ installations in AP & TS

25+ installations in Tamil Nadu 2 installations in Vietnam

Ask for Pricing

Technical Details

The Jib, Column and Tie Members are made of welded M. S. Angles.
The Tie Members and Pulley Blocks for the Jib are connected by a special hinge arrangement made on top of the Column.
The Platform of the Winch rotates on Special Thrust Bearing.
The Winch unit consists of Electric Motors driving a Variable Speed Gearbox that in turn drives a Helical Gearbox manufactured by a reputed company.
There are different Motors for different movements like:

Lifting and Lowering of the Hook.
Lifting and Lowering of the Jib.

Hydraulic Thruster Brakes are provided for both the Hook and the Jib movements.
Rotation of Derrick Crane takes place with the help of a Reduction Gearbox and a Chain of Gears
The pulleys are mounted with special heavy duty Bearings.