Commander, Steinert Kirmes, Lüdenscheid, Germany

Ten people were injured, two seriously, when an empty gondola ripped from its swing arm and flew into the crowd of on-lookers. Source (in German)

Crazy Frog, Travelling Fair, Barnard Castle, UK

A fair worker sustained serious injuries, including a fractured skull and eye socket, after being thrown from the ride.  Colleagues had failed to ensure that he was properly restrained in the ride.

Antelope, Gullivers Warrington, Cheshire, UK

A woman suffered whiplash injuries when the ride came to a halt. Source