Filter device with a hollow cylindrical filter medium body and support dome for a filter device

摘要

Filter device with a filter element (1), with a filter housing (12) and with a pot-shaped housing cover (13) in which the filter element (1) is received, and with a support dome (14) arranged on the housing side, the filter element being a hollow-cylindrical, radial has a flow-through filter medium body (2) on the inside of which a support structure (4) is arranged, and at least one end plate (7, 8) arranged on one end face of the filter medium body (2), at least one end plate (7, 8) having a central opening (70), the support structure (4) of the filter element (1) being the carrier of at least one installation rib (5) protruding radially inwardly with respect to the support structure (4), the installation rib (5) extending further radially inward than an edge of the opening (70) in the end plate (7), and wherein one end face of the mounting rib (5) forms a support surface (6) for the support dome (14) protruding through the central opening (70), dadurc h characterized in that one wall of the support dome (14) is designed as a lattice structure and the support dome (14) is provided with a circumferential toothed ring (20), with a supporting incision (22) between each two adjacent teeth (21) of the toothed ring (20) is formed, into which the built-in rib (5) protrudes.