I got a PM from the sys admins that I had been added to an honours list and to c'mon down and give a little acceptance speech.
No. First law of thermo says you cannot get ahead. Second law says you cannot break even. Give it up. There is no free lunch.
Never seen anything close to that as an off the shelf item.
That is why people make drawings and have machine shops make parts to their specification.
Estimates of friction at all joints,
Rate of acceleration desired as it starts up.
What loads does wind have on the structure?
Hint start with a...
Use splines on the shaft and the gear. tolerance the fit so there is always clearance.
Add a "finger" from the case to keep the gear from moving...
Build working model. Raise money. Make real machine. Make millions of dollars.
Just do it.
Plexiglass sheets can be heat formed for bends, joints can be solvent bonded for near invisible joints.
Rapid prototyping processes can make...
Other factors to ponder, To go from not moving to moving you must accelerate, so mass of cart and accel must be factored in.
A real wheel on a...
I have one word for you. Adhesives.
What I just love is the fact that maniacal engineer laid out the groundwork for how these threads usually go. He did this on page one reply #7....
the other source of info and amusement is www.crank.net It doesn't get updated much anymore, but there is some gold there.
Been nice knowing you.
Blowing means the air is moving. That means it is flowing from a source of higher pressure to lower pressure.
What is the source of the energy to...
Air will naturally flow from areas of high pressure towards low pressure. Wind is one example. Shaping the passages, can increase or decrease the...
Galvanized steel sheet.
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