Prototype of spiral water pump, based on waterwheel

archimedova čerpacia špirála diameter 1600mm, wide 600mm, blade surface 0,18m2, ratet speed 8 ot./min, peripheral speed 0,67m/s., theoretical performance 42 W, amount of water supplied 12371 l/24hod, transport height 3,75m.-----Project autor: Ondrej Anyway Bajza, Project realizator: Michal Briestenský, Project investor: Tomáš Bírošík, Project budget: pinus wood=0,11m3 17,23€, screews 1,5€, tesco hose 20m, 1,5€, 20ks beer 10€.