There is no better example of the rapid rate of product development than NSK's move into the area of robotics. At IREX 2011, NSK showed a prototype robot designed to safely guide the visually-impaired, with a footprint of 520 x 660 mm (20 x 26 in) and weight of 40 kg (88 lb). This week, just two years later, NSK showed two versions its Lighbot guide robot that represent a 75 percent weight reduction and an 83 percent footprint reduction. The ingenious right-or-left-hand-drive interface has been both replaced and improved, and all other aspects of the latest bots are equal to or better than the original.
Read the full article: The evolution of NSK’s guide robot for the visually-impaired