DOOR DRIVE DEVICE HAVING A GEARING ASSEMBLY COMPRISING A

A door drive apparatus having a transmission assembly including a guide rail. A door drive device (2) for adjusting a vehicle door (11) relative to a vehicle body (10) comprises an adjustment member (21) for transmitting a force between the vehicle door (11) and the vehicle body (10), a drive motor (22) and a transmission assembly coupling the drive motor (22) to the adjustment member (21). The transmission arrangement has a guide rail (27) and a sliding element (26) which is guided longitudinally on the guide rail (27) in the adjustment direction (V), can be adjusted by the drive motor (22) and is coupled to the adjustment part (21), the guide rail (27) having two legs (271) which extend parallel to each other in the adjustment direction (V) and the sliding element (26) being guided between the legs (271) in the adjustment direction (V). 具有包括引导轨的传动装置组件的门驱动设备。用于相对于车身(10)调节车门(11)的门驱动设备(2)包括用于在车门(11)和车身(10)之间传递力的调节件(21)、驱动马达(22)和使驱动马达(22)与调节件(21)联接的传动装置组件。传动装置组件具有引导轨(27)和沿调节方向(V)纵向地在引导轨(27)上受引导的、能通过驱动马达(22)调节的、