Sphero Patent Suggests Magnetic Head for BB-8 Droid

A 2014 patent submitted by employees of Sphero details a Sphero-like device working with a “magnetically coupled accessory.” The device works by using a magnetic tip on the existing upward-facing arm within the Sphero, allowing it to create a temporary attachment to a magnetic half-dome that slides along its Teflon-coated […]

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