Backbone Chassis
Backbone tube chassis is a type of automobile construction chassis that is similar to the body-on-frame design. Instead of a two-dimensional Vehicle frame#Ladder Frame, ladder-type structure, it consists of a strong tubular backbone (usually rectangular in Cross section (geometry), cross section) that connects the front and rear Suspension (vehicle), suspension attachment areas. A body is then placed on this structure. It was first used in the English Rover 8hp of 1904 and then the French Simplicia (automobile), Simplicia automobile in 1909. The backbone chassis was extensively developed by Hans Ledwinka who used it in greater numbers on the Tatra 11 and subsequent vehicles. Ledwinka later used backbone frames with central tubes and axles with swinging driveshafts on Tatra (company), Tatra trucks, becoming known as ''Tatra-concept''. Design The truck backbone chassis is a design feature of Czech Tatra (company)#Trucks, Tatra heavy trucks (cross-country, military etc.). Hans Led ...
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