Abstract: The invention relates to a sliding-door assembly, including a stationary frame, a horizontally movable door leaf, and a drive device for moving the door leaf, which drive device includes a drive motor, which is arranged on the leaf and has a toothed wheel, which interacts with a toothed belt arranged on the frame, wherein the toothed belt is wrapped around the toothed wheel over a partial periphery of the toothed wheel and wherein at least two teeth of the toothed wheel are simultaneously fully engaged with at least two teeth of the toothed belt.

Abstract: The invention relates to a sliding-door assembly, including a stationary frame, a horizontally movable door leaf, and a drive device for moving the door leaf, which drive device includes a drive motor, which is arranged on the leaf and has a toothed wheel, which interacts with a toothed belt arranged on the frame, wherein the toothed belt is wrapped around the toothed wheel over a partial periphery of the toothed wheel and wherein at least two teeth of the toothed wheel are simultaneously fully engaged with at least two teeth of the toothed belt.

Abstract: A terminal device for using different services offered via a telecommunications network includes at lest one receiving device for image and sound information, at least one transmitting device for data which is used to select the received image and sound information, an input unit, a decoder for the image and sound information, and outputs for audio and video signals. A server for such terminal devices includes devices for connection to a telecommunications network, devices for carrying out authorization checks using the respective data received from a terminal device, and devices for receiving and processing service requests of the terminal devices. The services used may include television programs, such as pay TV and interactive television, and Internet applications.

Abstract: A terminal device for using different services offered via a telecommunications network includes at lest one receiving device for image and sound information, at least one transmitting device for data which is used to select the received image and sound information, an input unit, a decoder for the image and sound information, and outputs for audio and video signals. A server for such terminal devices includes devices for connection to a telecommunications network, devices for carrying out authorization checks using the respective data received from a terminal device, and devices for receiving and processing service requests of the terminal devices. The services used may include television programs, such as pay TV and interactive television, and Internet applications.