17
1:1
13
14
3
3
3
X1
X1
X2
X4
3
X1
• Cut a piece of string of a
suitable length.
• Fasten one end of the
piece of string to the spool
through the hole. Pass it
over the pulleys and tie the
other end to the hook.
Technical and scientific information
The tower crane has an electric motor
winch
which raises or lowers the weight.
The electric motor, which converts
electrical energy into mechanical
energy, with the help of the gears, turns
the spool (winch drum) around which
the string of the crane hook is wound.
Содержание Science & Play TechnoLogic Mechanics Laboratory 75025
Страница 12: ...12 2 4 3 X1 X1 X2 X4 X4 X8 X4 X2 X2 X1 Assembled motor...
Страница 13: ...13 5 90 6 90 1 1 3 1 1 5 3 5 41 10 X1 X1 X1 X2 X3 X4 X3 X2 X1 X3 X2 X1 X1 X1 X1 3 5 41 10...
Страница 16: ...16 10 11 12 3 3 1 1 3 X4 X7 X2 X1 X1 X2 X4 X8 X8 X2 X3 X2 X2 X2 X4 3 Top of the assembled crane...
Страница 19: ...19 1 1 1 2 3 3 3 X6 X1 X2 3 X2 X1 X4 X2 X4 X4 Assembled base 46 In the gym with a barbell...
Страница 20: ...20 3 4 5 1 1 2 2 3 3 1 1 6 6 1 1 3 X6 X2 X1 2 3 X10 X1 X1 6 X1 X1 X1 Final assembled model...
Страница 28: ...28 3 4 1 1 4 4 18 X6 X1 X2 X1 X2 X2 X2 X1 X1 4 18 Front...
Страница 29: ...29 5 6 1 1 3 3 3 X1 X1 X1 X1 X3 X1 X1 X2 X2 3 X1 X1 X1 X1 X1 X1 X2 Front components...
Страница 31: ...31 9 1 1 4 4 41 X4 X1 X1 X1 X4 X2 X1 4 41 Assembled helicopter rotor and blades...
