US Patent 7837266 Transmission device for a vehicle seat

In the case of a transmission device (5) for a vehicle seat (1), in particular a motor vehicle seat, with at least one hub (7, 27, 27′, 27″) and a shaft (10) which interact in a form-fitting manner in order to transmit a torque, wherein the shaft (10) has a profile with m teeth (12) and the hub (7, 27, 27′, 27″) has a profile with a central opening with n receptacles (15, 15′), and wherein each receptacle (15, 15′) is designed for interaction with a tooth (12), the hub (7, 27, 27′, 27″) has n=2m receptacles (15, 15′) or n=2m−1 receptacles (15, 15′).