Control device of the direction of a motor vehicle comprising a block of the agency at the center of the steering wheel controls

摘要

The invention proposes a device (10) of the steering control means comprising a steering column tube (12), a steering shaft (14), a steering wheel (26) connected in rotation to the free upper end of the steering shaft, and a block (31) of commands mounted at the center of the steering wheel (26) and fixed in rotation with respect to the steering column (12), by means of a tubular support (46) which is coaxial to the steering shaft (14), characterized in that the tubular support (46) is mounted at the upper end of the steering column tube (14), in that the steering wheel hub (32) is mounted to rotate around the support (46), and in that the steering wheel hub (32) is coupled in rotation to the steering shaft (14) by a gear mechanism comprising a pinion of the steering wheel hub (78) and a pinion of the steering shaft (76), coaxial, which engage with a sleeve (70) internally toothed (72, 74) and eccentric with respect to the axis (x - x) of the pinions (76, 78).