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Related tags: wearable [+], usb charger [+], hacks [+], expansion [+], chest expansion [+], breathing [+], ungodly reason, timing belt, timing, snes, scott, plywood, musical, mental stability, links, led, hackaday, buckle, belt buckle, android, andrew

December 05, 2010
8:27
Breathing motion powered USB charger
» ‎ Hack a Day

When your batteries run low you can use your body to recharge them. This contraption generates power from chest expansion while breathing. [Jmengel] used some gears from old optical drives to boost the RPM generated by a belt around your torso that he calls a thorax expansion coupler. When you breath in, that belt pulls on [...]
Tags: belt expansion breathing chest-expansion usb-charger coupler wearable hacks