On one side of the jack shaft is a sprocket and the other side is a large pulley. ... For more bike-powered stuff, check out this generator. Posted in Transportation Hacks Tagged bicycle, ...

Ethan Schlussler, 22, from Sandpoint, Idaho has built his very own human powered bicycle elevator as a means to gain access to his recently constructed treehouse. Schlussler came up with the idea ...

There's no need for a ladder if you snag a unit that you can raise and lower with a hand-operated pulley or a motor. EZ ...

On paper, the motors from both an electric bicycle and a drone can both take about 500 watts or so of power. Of course, their different applications make them anything but equivalent, as the bike m… ...

For our latest this week in tech roundup we’ve got an oversized pulley wheel that’s affordable and a Sturdy Ti bike that doesn't take forever. There’s a couple of services too.

A Hungarian design team has unveiled a new chainless bike, powered by steel wires, that easily disassembles and can be organized for touring or racing. The "Stringbike" uses two steel cables ...

Some of the others are more reasonable, like a dog-wheel powered bike (don't say you haven't thought about it), which PopSci explains in the gallery The so-called "Poochmobile," invented by eighty ...

Forget the stairs, now you can walk VERTICALLY: Manually-powered elevator uses less energy that climbing . The Vertiwalk is designed to make best use of vertical space in homes ...