hobbyhorse aka witchcraft (2006)
testride (3,5 MB mov)

flyingcarpet (2004)
experimental hovercraft with leafblower-engine

bonanza (2001)
BMX/highriser powered by 125ccm chainsaw

healed hometrainer (2004)
home exercise bike capable to move by generating electric
power through pedaling ( schematics )


a rocket named vertigo (2007)
a water kettle got turnet into a rocket according to the prinziple of bottlerockets. the vessel had a total volume of 350litres, got filled with 100l water compressed air at 6,5bar (launch)


swinging house (2001)
prefabricated wooden summerhouse, scaffolding


schihocker (2003)
and table