4 ms·
The Self Winding Smartphone
- mey 11y agoEnergy Density https://en.wikipedia.org/wiki/Energy_density_Extended_Reference_Table https://en.wikipedia.org/wiki/Energy_density_Extended_Refere... Compare Spring power to Lithium-ion (typical in rechargeable electronics, watches, laptops, phones etc)
- mchahn 11y ago> several individuals and groups have developed methods for adapting self winding gear tech Anyone know where I can find out about this?
- Isomatik 11y agohttp://www.wired.com/2014/08/could-you-charge-a-smartwatch-by-shaking-it/ http://www.wired.com/2014/08/could-you-charge-a-smartwatch-b... This guy did some napkin calculations which show this kind of energy generation can barely keep up with the energy needs of a smart watch, let alone any kind of phone.