Unibody



The unibody also marks a turning point in the manufacture of automobiles and further symbolizes the emancipation of automobiles against horse-drawn vehicles from the beginning of the century. Lancia is the origin of this major innovation in 1920, well before it is more widely used in the 1960. Observing the hull of a boat, Vincenzo Lancia was the idea of ​​replacing the usual frame by a steel structure to which are attached the side panels and seats. This innovation has the advantage of increasing the overall rigidity of the vehicle. The Lancia Lambda is the first car to benefit, presented at the Paris Motor Show 1922. Steel is a material increasingly used in cars, Citroën and applies the first "all steel". Also known under the name of "self-supporting", the body is gradually becoming for many manufacturers in the 1930: The Chrysler Airflow in 1934, the Lincoln Zephyr in 1935 or 600 Nash are all models are équipés.