Crash box of bumper for vehicle
US8590952B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 27, 2011 |
| Grant date | Nov 26, 2013 |
| Priority date | — |
| Expiry date | Jan 17, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16F7/121
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A crash box of a bumper for a vehicle is provided in the bumper to absorb collision energy produced in a collision. The crash box is constructed such that upper and lower horizontal partitions and a plurality of vertical partitions are connected to each other to form a lattice structure having a plurality of hollow portions, and each of the vertical partitions is formed to be bent at a middle portion thereof. A vertical partition located at the outermost position of the hollow portions forming the lattice structure is bent towards the inside of the crash box, and a vertical partition provided in a middle portion of the crash box is bent to the outside or inside of the vehicle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.