阅读说明：本技术 主联接装置和用于连接主联接装置的方法 (Main coupling device and method for connecting a main coupling device ) 是由 马里奥·塞巴斯蒂安·科斯特 于 2020-03-18 设计创作，主要内容包括：本发明涉及第五轮联接装置(2)或特别是半拖车的拖车的主联接装置(1),其中,主联接装置(1)包括基体(10)、驱动器(12)和连接器元件(14),其中,基体(10)适于固定到第五轮联接装置(2)和/或拖车,其中,连接器元件(14)通过驱动器(12)能够相对于基体(10)移动,特别是能够在位移方向(V)上移动。(The invention relates to a fifth wheel coupling (2) or a main coupling (1) of a trailer, in particular of a semi-trailer, wherein the main coupling (1) comprises a base body (10), a drive (12) and a connector element (14), wherein the base body (10) is adapted to be fixed to the fifth wheel coupling (2) and/or the trailer, wherein the connector element (14) is movable relative to the base body (10), in particular in a displacement direction (V), by means of the drive (12).)