Van de Graaff Generator

This is a functional Van de Graaff Generator made with a lasercutter.
This machine can generate sparks 20 cm long.

Part to cut in acrylic 5mm:
- lato1 (2 PZ);
- lato2nospazzole (2 PZ);
- lato2spazzole (2 PZ);
- spazzola_sopra (1 PZ);
- spazzolavader (1 PZ);
- supsfera (2 PZ);
- distanziali (8 PZ).

Part to cut in plywood 6mm:
- base4vader (1 PZ);
- base3vader (1 PZ);
- base2vader (2 PZ);
- base1vader (1 PZ).

Part to cut in plywood 4mm:
- base3vader (1 PZ);
- coperchio_sopra (1 PZ).

Lathe pieces:
- 1 PZ (barrel shape) PVC pulley 100x40mm (diameter) (top pulley);
- 1 PZ (barrel shape) Nylon pulley 100x40mm (diameter) (bottom pulley);
Can be enough 1.5 mm difference between center and sides.

other pieces:
- 4 PZ FL08 bearing;
- 1 PZ natural rubber belt 900X90mm, cut with V shape and glue with contact adhesive;
- 1 PZ fan motor like this: https://goo.gl/sp8T7X;
- 2 PZ 40 Pins Male Single Row Header Strip;
- 2 PZ IKEA 36cm BLANDA blank (http://www.ikea