STEERING KNUCKLE APPARATUS FOR A VEHICLE

摘要

A vehicle steering knuckle includes a body part to which an axle is attached, an arm portion including one end integrally connected with an outer periphery of the body part and spreading outwardly from the body part along an extending axis, and a connecting portion configured to be connected with a vehicle component. The arm portion includes a first portion, a second portion, and a hollow portion. The first portion including a peripheral wall configured to enclose around the extending axis. The second portion including a peripheral wall including an opening partially opened around the extending axis. At a cross-section intersecting the extending axis, an end portion of the peripheral wall of the second portion on a side of the opening includes an enlarged portion which is enlarged in width as compared with side portions adjacent to the end portion.

主权项

1. A vehicle steering knuckle, comprising:
a body part to which an axle is attached; an arm portion including one end integrally connected with an outer periphery of the body part and spreading outwardly from the body part along an extending axis; and a connecting portion integrally connected with another end of the arm portion, the connecting portion being configured to be connected with a vehicle component, wherein the arm portion comprises:
a first portion integrally connected with the connecting portion in a direction along the extending axis;a second portion interposed between the first portion and the body part; anda hollow portion configured to communicate with the first portion and the second portion, wherein the first portion includes a peripheral wall configured to enclose the extending axis, wherein the second portion includes a peripheral wall including an opening partially opened around the extending axis, wherein, at a cross-section intersecting the extending axis, an end portion of the peripheral wall of the second portion on a side of an opening comprises an enlarged portion which is enlarged in thickness as compared with side portions adjacent to the end portion.