thyssenkrupp, with partner software developer TeleRetail GmbH, unveiled a driverless delivery robot for elevator maintenance at the IAA Frankfurt Motor Show, which began on September 14. Part of a pilot project in which robots will transport spare parts and other materials to the jobsite, it is one of two robots in TeleRetail's New Mobility World exhibit at the Frankfurt, Germany, event. The technology promises to be an “optimal logistics solution” for elevator servicing, according to thyssenkrupp. The delivery robots are 85 cm wide and suitable for traveling on sidewalks. They can carry payloads of up to 35 kg.