US 12,221,012 B2
Battery unit for vehicle and underbody of vehicle including the same
Sang Wan Kim, Busan (KR); Kyung Ho Kim, Gyeonggi-do (KR); and Hyeon Su Jin, Gyeonggi-do (KR)
Assigned to Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed by Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed on Nov. 29, 2021, as Appl. No. 17/537,118.
Application 17/537,118 is a continuation in part of application No. 16/827,604, filed on Mar. 23, 2020, granted, now 11,235,670.
Claims priority of application No. 10-2019-0123264 (KR), filed on Oct. 4, 2019; and application No. 10-2020-0164466 (KR), filed on Nov. 30, 2020.
Prior Publication US 2022/0080857 A1, Mar. 17, 2022
Prior Publication US 2022/0332218 A9, Oct. 20, 2022
Int. Cl. B60K 1/04 (2019.01); B60L 50/60 (2019.01); B60L 58/26 (2019.01)
CPC B60L 58/26 (2019.02) [B60K 1/04 (2013.01); B60L 50/66 (2019.02)] 16 Claims
OG exemplary drawing
 
1. A battery unit for a vehicle, comprising:
a lower case having two battery compartments arranged in a direction toward opposite sides of the vehicle, respectively, and a connecting portion bent to be convex upwardly between the two battery compartments;
battery modules installed in the two battery compartments, respectively;
a cooling block disposed under each of the battery modules and configured to receive and discharge coolant to cool the battery module;
an upper case installed on the lower case and having a coolant inlet port through which the coolant is supplied to the cooling block and a coolant outlet port through which the coolant is discharged from the cooling block; and
at least one member fixed to an area from a bottom surface to an outer side surface of the lower case to fix the battery unit under the vehicle,
wherein the lower case includes at least one bracket for fixing a hose through which the coolant flows on the outer side surface of the lower case, and
wherein the hose fixed to the bracket is disposed at a position higher than an uppermost end of the at least one member.