Worm wheel for a worm gear of a motor vehicle steering system made of fiber-reinforced plastic with specific orientation of the fibers

摘要

The invention relates to a worm wheel (4) for a worm gear (1) of a motor vehicle steering system comprising a carrier body (40) and a plurality of teeth (42) with tooth surfaces (420), wherein the teeth (42) point radially outwards, wherein the carrier body (40) is formed from plastic containing reinforcing fibers (51) and has a plurality of ribs (43) with ribbed surfaces (430) facing radially outwardly from a central circumferential annular ridge (44) of the worm wheel (4), and wherein the teeth (42) are injection molded onto the ribs (43) of the carrier body (40), and wherein the reinforcing fibers (51) are aligned, wherein the plurality of reinforcing fibers (51) align with the adjacent rib surfaces (430) of the carrier body and / or the adjacent tooth surfaces (420) of the teeth (42).