A STARTING SPECIFICATION:

1. Tyres and wheels should be heavy duty but suitable for indoor use.
2. Magnetic clutch to disengage drive for manual operation via the front wheels.
3. Electric steering box for long haul road use.
4. 2 lightweight dry cell 12-V batteries. Charged alternately when start motor is in generator (dynamo) mode.
5. Push button control panel; left or right or both, chair arm mounted. Rainproof buttons.
6. Front wheel hubs at 680 mm approximately and about 1100 mm front to rear wheels.
7. A 25 watt lamp and a camping tent temporary night light.
8. An electric heat dump brake control.

700 watt engine output at 3000 rpm is based upon ONE 150 mm diameter flywheel x 82 thick for a mass of 11.5 kg. Gears are as detailed for the STEEL INERTIA QUANTUM DRIVE. Housing is 165 O/D in aluminium alloy and estimated gross weight is approx 13.5 kg inc. gearbox. For car boot storage ... detachable drive end and a folding front with canvas seat and back.