Disk unit for closing an opening, a process for the preparation of a stiffening element for a disk unit and a process for the preparation of a disk unit as well as a device for the production of such a disk unit

摘要

The invention relates to a disk unit (11) for closing an opening (12), in particular a roof opening in a fixed roof surface (14) of a vehicle, with a disc (16) and with a along an outer edge of the disk (16), at least in sections, due to the injection-molded plastic element (17) and with at least one stiffening element (22), the at least partially of the plastic component (17) is surrounded by injection molding, wherein the at least one stiffening member (22) at least one is in the at least one stiffening element (22) extending hollow space (38) and containing at least one opening at the end face (39), whereby at least a front end (23) of the stiffening element (22) by means of a foam body (29) is closed, as well as a method for producing such a disk unit (11) and a device for the production of a disk unit. (For this purpose, 2)n="25"