Central pad, for steering wheel of motor vehicle, is fixed in rotation, has steering wheel rim linked to steering mechanism by coupling sleeve with internal gear teeth, and is fitted with microphone

摘要

The central pad (4) of the steering wheel is fixed in rotation, with the steering wheel rim (3) attached to a tube (13) connected to the steering mechanism (10,12) by a coupling sleeve (15) with internal gear teeth engaging gears on steering wheel tube and on steering column. A microphone (20) can then be fitted into the central pad in the steering wheel.