Hyundai Motor Company

Kia Motors Corporation

Seohan Industry Co., Ltd.

Kyoung Don Yi

Jae Woo Lee

Yoon Cheol Kim

Jae Young Lee

Byung Chan Lee

Min Gyun Chung

Jai Min Han

Yoon Joo Rhee

Joo Beom Kim

O Sung Kwon

Jae Seok Lee

Taeg Jo Kim

Gwang Yun Kim

Soo Hyuk Lee

Jae Min Han

Sang Do Kwak

Cheol Ki Kim

Byung Soo Yoo

Tae Ho Jung

Disclosed is a brake disc for vehicles including a ring-shaped disc part provided with an insertion space formed at the central region thereof, a hub part disposed within the insertion space and provided with recesses formed on the external circumferential surface thereof, and connection parts configured to connect the disc part and the hub part, wherein each of the connection parts is divided into a curved section extending from the internal circumferential surface of the disc part and having both curved side surfaces and a rectilinear section extending from the curved section, having both flat side surfaces and inserted into each of the recess, and widths of the curved section and the rectilinear section are decreased in a direction toward the hub part.

Brake disc

Disclosed is a brake disk. The brake disk includes a friction part having a coupling aperture within a center thereof and a plurality of recessed portions repeatedly formed at a predetermined interval along an inner circumference of the coupling aperture, in which bevels protrude from inner surfaces of the recessed portions, respectively. The bevels are tapered along upper and lower sides thereof toward protruding centers. The brake disk also includes a hub having a plurality of protrusions inserted into and attached to the recessed portions when coupled to and received in the coupling aperture of the friction part via a cast-bonding method, along a circumference thereof.

Brake disk

Growing community of inventors

Suwon-si, South Korea

Kyoung Don Yi