The Worm Screw For Lifting - Clementoni 61591 Manual

26

The worm screw for lifting

X6
3 2
X3
X1
18
X2
X1
10 18
X1
X1 X1
Technical and scientific
analysis
Technically called an involute,
the worm screw is a cylindrical
Stand assembled
helical gear.
in the pre-activity task
In a worm-and-gear set, the
former is called the 'driver',
because motion can only be
transferred from the worm
screw to the gear and not
vice-versa. The worm screw
can therefore be used to lock
the mating gear in a certain
3
position.
Assembled stand
2
10
2
2
1:1
2
Final assembled
1:1
model
3
29