公开(公告)号：US10697508B2

公开(公告)日：2020-06-30

申请号：US16091622

申请日：2017-04-03

Applicant: KOREA AUTOMOTIVE TECHNOLOGY INSTITUTE

Inventor： Si Young Sung ,  Beom Suck Han ,  Se Hoon Kim ,  Jae Hyuk Shin ,  Jin Pyeong Kim

IPC: F16D65/12 ,  B22D19/02 ,  B22D17/02 ,  B22D19/04 ,  B22D29/00 ,  B22D17/00 ,  B22D25/00 ,  C22C37/10 ,  F16D65/02

Abstract: Provided are a brake disc and a brake disc manufacturing method. The brake disc manufacturing method may include a porous metal block preparation operation for preparing a porous metal block having a plurality of pores therein, and an insert casting operation for mounting the porous metal block in a mold and casting a disc plate material to manufacture a brake disc.

公开(公告)号：US10557186B2

公开(公告)日：2020-02-11

申请号：US15477347

申请日：2017-04-03

Applicant: KOREA AUTOMOTIVE TECHNOLOGY INSTITUTE

Inventor： Si Young Sung ,  Beom Suck Han ,  Se Hoon Kim ,  Jae Hyuk Shin ,  Jin Pyeong Kim

IPC: C22C21/10 ,  C22F1/053

Abstract: Provided is a wrought aluminum alloy including 5.5 to 6.0 wt % of Zn, 2.0 to 2.5 wt % of Mg, 0.2 to 0.6 wt % of Cu, 0.1 to 0.2 wt % of Cr, at most 0.2 wt % (and more than 0 wt %) of Fe, at most 0.2 wt % (and more than 0 wt %) of Mn, at most 0.2 wt % (and more than 0 wt %) of Si, at most 0.1 wt % (and more than 0 wt %) of Ti, and at most 0.05 wt % (and more than 0 wt %) of Sr, with the remainder being Al.

公开(公告)号：US10480356B2

公开(公告)日：2019-11-19

申请号：US16091562

申请日：2017-04-03

Applicant: KOREA AUTOMOTIVE TECHNOLOGY INSTITUTE

Inventor： Si Young Sung ,  Beom Suck Han ,  Se Hoon Kim ,  Jae Hyuk Shin ,  Jin Pyeong Kim

IPC: F01L1/047 ,  B22D25/02 ,  B29C45/00 ,  F16D1/06 ,  B21K1/06 ,  F16C17/02 ,  B22F5/00 ,  B29L31/00

Abstract: The present invention relates to a camshaft device, which allows a plurality of components to be assembled to a main shaft, and a method for manufacturing the camshaft device. The camshaft device may include: a main shaft lengthily extending in the lengthwise direction; at least one cam lobe assembled to the main shaft and formed eccentrically from a rotation axis of the main shaft; at least one journal bearing assembled to the main shaft and formed to rotatably support the main shaft; and at least one guide shaft assembled to the main shaft and installed between the cam lobe and another cam lobe so as to align an assembling position of the cam lobe or the journal bearing.