Patent ID: 9061637
Filing Date: 2015-06-23
Classification: B60R,F16F

Abstract:
1. A hybrid crash box for a vehicle, comprising: a latticed box pipe connected with a bumper beam; and a mount mounted on a bumper stay; wherein the latticed box pipe includes a metallic hollow pipe and plastic lattices integrally formed in the metallic hollow pipe by injection molding, and wherein a plurality of holes that contract against a shock to absorb the shock are formed at predetermined positions through the metallic hollow pipe, wherein the holes are formed in a shape or shapes of slots vertically elongated, substantially perpendicular to a front-rear longitudinal direction of the metallic hollow pipe, and wherein the holes are divided into straight section holes formed through top, bottom, left, and right sides of the metallic hollow pipe and curve section holes elongated up to rounded edges that are joints of the top, bottom, left, and right sides of the metallic hollow pipe, each corresponding straight section hole and curve section hole being connected each other.