Flat out, the Alex looks and feels like an e-reader, but there are some subtle design differences that distinguish it from the others currently on the hunt for your dollars. Measuring 8.9- x ...

Many small mechanisms contain a spring or two. Ballpoint pens, for example, use coil springs while battery holders rely on beam springs for contacts. When the need for a spring arise, users can pick a ...

• Stock springs are generally intended for prototyping, and their use in production can compromise designs. • Experts recommend discussing specific design requirements with a spring manufacturer. The ...

Two screens, Android OS and ebooks a-plenty: no, not Barnes & Noble's nook, but the Spring Design Alex. Promising extra flexibility than its big-name rival and an imminent partnership with Borders, ...