Flat folding product i.e. signature, processing ring for e.g. fold roller, in brake press, has central portion including primary and secondary connection units fixed at primary and secondary end portions in liberal manner respectively

摘要

The ring has a primary axial end portion (30) provided with a primary housing (48), and a secondary axial end portion (32) provided with a secondary housing (58). A central portion (34) comprises a processing surface i.e. groove, (38) for processing a flat product. The central portion includes a primary connection unit fixed at the primary end portion in a liberal manner. The central portion includes a secondary connection unit fixed at the secondary end portion in a liberal manner. Independent claims are also included for the following: (1) a device for processing a flat product and comprising a folding blade associated to a processing ring (2) a method for assembling a processing ring.