US 12,435,765 B2
Brake device and vehicle having the same
Bo Ram Yoon, Yongin-si (KR)
Assigned to HYUNDAI MOBIS CO., LTD., Seoul (KR)
Filed by HYUNDAI MOBIS CO., LTD., Seoul (KR)
Filed on Dec. 8, 2022, as Appl. No. 18/077,325.
Claims priority of application No. 10-2022-0065482 (KR), filed on May 27, 2022; and application No. 10-2022-0066640 (KR), filed on May 31, 2022.
Prior Publication US 2023/0407936 A1, Dec. 21, 2023
Int. Cl. F16D 65/095 (2006.01); F16D 55/226 (2006.01); F16D 65/00 (2006.01); F16D 65/18 (2006.01); F16D 66/00 (2006.01); F16D 55/00 (2006.01); F16D 121/14 (2012.01); F16D 125/40 (2012.01)
CPC F16D 65/183 (2013.01) [F16D 55/226 (2013.01); F16D 65/0068 (2013.01); F16D 65/095 (2013.01); F16D 66/00 (2013.01); F16D 2055/0062 (2013.01); F16D 2066/005 (2013.01); F16D 2121/14 (2013.01); F16D 2125/40 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A brake device comprising:
a motor unit;
a gear unit having a plurality of gears connected to the motor unit;
a cylinder unit connected to the gear unit and comprising a plurality of pistons configured to be propelled by the plurality of gears;
a brake pad unit connected to and propelled by the plurality of pistons; and
a caliper body having the cylinder unit seated thereon,
wherein the cylinder unit further comprising:
a bolt screw configured to be rotated by the gear unit; and
a multi-piston connecting part connected to move along the bolt screw and connected to the plurality of pistons.