An edge-deployed database proxy. If the mobile station’s user preferences are set to audio, the mobile station transmits a request to the Web site for the natural language version of the privacy policy in audio format. A vehicle-use key is used for starting a vehicle, and is configured to include a radio communication part which performs communication with an external communication device. Data is stored in the group of the analog memory cells using the modified storage configuration. During the penetration of the beam the three strip-shaped retroreflective surfaces elicit temporally staggered pulse-shaped signals that the receiver of the first reflective light barrier receives and which it transmits to the data acquisition device. The drive side rotation member and the driven side rotation member form a vertical sliding surface relative to a rotation axis, and an oil reservoir is formed at the driven side rotation member.