An assembly includes a roof having front and rear roof parts, a motion system, and a coupling rod. The motion system includes front and rear guide rods, a spring, and a guide rod mechanism to move the roof between closed and opened positions. The front guide rod is fixed to the front roof part and is...http://www.google.com.au/patents/US7762611?utm_source=gb-gplus-sharePatent US7762611 - Convertible roof for a passenger vehicle
