阅读说明：本技术 用于机动车辆转向系统的蜗轮机构的具有在轮毂与齿轮缘之间注射的支承环的蜗轮 (Worm wheel for a worm gear mechanism of a motor vehicle steering system with a bearing ring injected between the hub and the gear rim ) 是由 曼纽尔·彼得 赫尔诺特·恩斯特松 菲利普·戈特瓦尔德 于 2018-12-18 设计创作，主要内容包括：本发明涉及一种用于车辆转向系统的蜗轮机构(11)的蜗轮(12),该蜗轮(12)包括轮毂(15)、支承元件(16)和齿轮缘(17),其中,齿轮缘(17)具有多个齿(171),所述多个齿(171)从中央环绕的环形腹板(172)径向向外延伸,并且其中,支承元件(16)为支承环,该支承环通过注射成型过程被注射到齿轮缘(17)与轮毂(15)之间,并且支承环以形状配合的方式连接轮毂(15)和齿轮缘(17)。(The invention relates to a worm wheel (12) for a worm wheel mechanism (11) of a vehicle steering system, the worm wheel (12) comprising a hub (15), a bearing element (16) and a gear rim (17), wherein the gear rim (17) has a plurality of teeth (171), the plurality of teeth (171) extending radially outwards from a central, circumferential annular web (172), and wherein the bearing element (16) is a bearing ring which is injected between the gear rim (17) and the hub (15) by means of an injection molding process, and the bearing ring connects the hub (15) and the gear rim (17) in a form-fitting manner.)