| 发明名称 |
VARIABLE COMPRESSION RATIO DEVICE AND INTERNAL COMBUSTION ENGINE INCLUDING THE SAME |
| 摘要 |
A variable compression ratio device may include a piston assembly having double pistons of which the volume may be varied, a lifter relatively moving one piston of the double pistons with respect to the other piston of the double pistons, a guide unit engaged with the piston assembly and guiding a movement of the one piston with respect to the other piston, and a locking unit selectively coupling the one piston to the other piston. |
| 申请公布号 |
US2014238355(A1) |
申请公布日期 |
2014.08.28 |
| 申请号 |
US201314089134 |
申请日期 |
2013.11.25 |
| 申请人 |
Hyundai Motor Company |
发明人 |
Woo Yoonsik;Lee Eun Ho;Kim Han Sang;Kim Yun Seok |
| 分类号 |
F02B23/08 |
主分类号 |
F02B23/08 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A variable compression ratio device comprising:
a piston assembly having double pistons of which the volume is varied; a lifter relatively moving one piston of the double pistons with respect to the other piston of the double pistons; a guide unit engaged with the piston assembly and guiding a movement of the one piston with respect to the other piston; and a locking unit selectively coupling the one piston to the other piston. |
| 地址 |
Seoul KR |
