Gear Drive Mechanism: Motorised gear drive
is precision designed to move the bars
vertically. Drive is very efficient and
requires less than 400 Watts of electrical
power to move a 350 KG load.
consists of 1.0 HP 3 phase, 415V totally
enclosed, fan cooled, electric motor of
standard make, directly coupled to efficient
non-reversing worm reduction gear. Gearbox
housing is aluminum pressure die cast
and worm wheel is centrifugal cast Bronze,
while worm is of machine ground steel.
Pile winding Rope drums are precision
machined and ground. Rope Drums have been
designed for 4 ropes. The ropes are Guided
through a pulley set comprising of 1,2,
3,&4 pullies, which are placed at
a fixed location and at 5 places on the
grid as shown in the attached drawing.
The Steel Wire Ropes not only lift the
Bars but also act as a Wire Guide for
retractable cable used on Light Bars.