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My free R&D for a sustainable sharing caring world:
Low $ tension deep well water pumps & variable
stroke fluttering airfoil windmill, pump
& service faster than wind & hand pumps.
The "Flutter well" for boreholes & floating "Flo'-Pump"
for dugouts, pump by oscillating in light wind but feather in high.
Seeking dealers/partners
only.
FREE
designs: treadle "Yardpump" for well (backup) "Cottage Pump" for a winter cabin waterpumping
Back-pedal rim
brake. No-car
Bucket Bike & DIY "ReCycle" bicycle cargo trailer
made from std bikes
Download
Wind turbine theory & easy blade design
DIY chineless tortured plywood canoe, sliding seat trapeze Arrow
sailing dinghy
solo or duo.
DIY front rowing rig especially for canoes
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