Lotte Chemical Corporation

Hyundai Motor Company

Kia Motors Corporation

Kolon Glotech, Inc.

Jun Youp Kim

Choul Won So

Dong Eun Cha

Jin Young Yoon

Hyun Kyung Kim

Hyun Sik Kim

Sang Yoon Park

Jong Wook Lee

Hee Seouk Chung

Deok Hwa Hong

Byeong Cheon Lee

Tae Hyung Kim

Myung Ho Lee

Young Gyu Kim

Kyo Min Lee

Jeong Wan Han

Hyun Kyu Shin

Seong Jong Kim

Cheol Min Nam

Hyeon Seok Do

Yeun Ho Yu

Kum Soo Bae

Disclosed is a lower cross member of a vehicle. The lower cross member includes a core member configured to be disposed on a vehicle floor so as to extend in a width direction of the vehicle, to be formed of a composite material including unidirectional carbon fiber or bidirectional carbon fiber, and to have a cross-section including at least one closed curve, a lower layer configured to extend in an extending direction of the core member, to be disposed between the core member and the vehicle floor, and to be formed of a composite material including a first multi-axial glass fabric, and an upper layer configured to extend in the extending direction of the core member, to be disposed on an upper surface of the core member, and to be formed of a composite material including a second multi-axial glass fabric.

Lower cross member of vehicle

The present invention relates to a bumper system for a vehicle, and provides a bumper system for a vehicle, the system comprising: a bumper beam which has a fastening hole formed through each end thereof in the forward and backward direction; a crash box which is inserted into the fastening hole of the bumper beam; and a bracket which is fastened to the bumper beam so as to be able to prevent the crash box from being separated. Thereby, the system can meet both low speed crash regulations and RCAR performance.

Bumper system for vehicle

A vehicle front structure is provided. The vehicle front structure includes a front bumper beam having a plurality of brackets that extend in the downward direction of a vehicle and coupling components that protrude forward from ends of the respective brackets. A stiffener is horizontally disposed on the coupling components and vertical pins vertically pass through the stiffener from the coupling components.

Vehicle front structure

A bumper beam assembly system includes a bumper beam and a stay connecting the bumper beam to a vehicle, wherein the stay is replaceably coupled to both sides of the bumper beam to occupy a corner portion of the bumper beam. The bucket structure includes a frame assembly part that is coupled to a frame, a first sidewall disposed on one side of the frame assembly part to constitute the corner portion of the bumper beam, a second sidewall disposed on the other side of the frame, and a bumper beam assembly part extending from the frame assembly part, the first sidewall, and the second sidewall in a flange shape and coupled to the bumper beam.

Bumper beam assembly system

Growing community of inventors

Daejeon, South Korea

Jun Youp Kim