A method for modeling digital signal processors in a C environment is disclosed. The divided stator members are formed by laminating plural core sheets and bonding at least parts of end faces along the laminating direction of the core sheets. The visor includes a respective rotary shaft inserted into a shaft hole in the circular rotation plate member. Data indicative of the availability of the certain transaction function *devices can be communicated to a server. The apparatus is in particular eligible for use with the inventive method and is characterized in that braking means are implemented for braking a slipping driven wheel.