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US 11,952,076 B2Granted
Three-wheeled tilting vehicle
AssigneePiaggio & C. S.P.A.
InventorAndrea Raffaelli
Life of this patent
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Abstract
There is described a three-wheeled vehicle (1) with two front steered wheels and two footboards (41.1, 41.2) on which the driver stands to drive the vehicle. The footboards are supported on a tilting four-bar linkage, having a front crosspiece 27 and a rear crosspiece 33, between which two rocker arms 31.1 and 31.2 extend. The front steered wheels are supported by the rocker arms and rotate around steering axes (S.1, S.2).
Claims11
A vehicle comprising:
- a frame;
- at least one rear driving wheel supported by the frame;
- a tilting four-bar linkage comprising:
- a left rocker arm;
- a right rocker arm;
- a single front crosspiece, which extends in a left-right direction of the vehicle, centrally hinged to the frame, and having a left end hinged directly to the left rocker arm and a right end hinged directly to the right rocker arm;
- and a rear crosspiece, centrally hinged to the frame;
- a left front steered wheel supported by the left rocker arm so as to rotate around a left steering axis;
- and
- a right front steered wheel supported by the right rocker arm so as to rotate around a right steering axis;
- a steering column, rotatably housed in a steering tube;
- wherein the steering tube is rigidly connected to the frame;
- and wherein the steering column is connected to a handlebar and, via a steering linkage, to the left front steered wheel and to the right front steered wheel;
- and
- a left footboard supported by the rear crosspiece and the left rocker arm;
- and
- a right footboard supported by the rear crosspiece and the right rocker arm.
14 more elements
Dependencies are inferred from the claim text.