Piaggio&c. S.p.a.

Luca Bernardi

Stefano Bartolozzi

Walter Rosellini

Marco Profeti

Motorcycles are provided which include a frame, two front steering wheels, a steering pipe rotatably connected to the frame and rigidly connected to two supporting assemblies, one for each front steering wheel and a steering group consisting of two pairs of transversal arms&#x2014;upper front, lower front, upper rear and lower rear&#x2014;arranged inverted at the opposite sides of a central steering pipe and laterally connected through two lateral posts. On each of the supporting assemblies the fixed portions of two telescopic elements may be constrained. Each pair of telescopic elements may be cantilever-mounted with respect to the steering wheel.

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Calcinaia, Italy

Luca Bernardi