IP Library Granted Patent US 11,894,533
Granted Patent B2
US 11,894,533 · App. 17/055,043 · Granted Feb 6, 2024

Electric vehicle

Inventors: Vikram Menon (Kawasaki, JP); Katsuhiko Matsumoto (Kawasaki, JP); Markus Uhl (Kawasaki, JP); Lars Schroeter (Kawasaki, JP)
Assignee: Daimler Truck AG
H01M10/613B60K1/04B60L50/64H01M10/625H01M50/249B60K2001/0438B60K2001/0483
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Quick Facts
Patent No.
US 11,894,533
App. No.
17/055,043
Granted
Feb 6, 2024
Kind
B2
Abstract

An electric vehicle includes a drive unit fitted to a rear axle of the electric vehicle to transmit drive power generated by a motor to rear wheels of the electric vehicle, an auxiliary electric device group including a plurality of auxiliary electric devices disposed in a cab area which is disposed under a cab of the electric vehicle and between side rails which constitute a ladder frame of the electric vehicle, a battery pack disposed between the drive unit and the auxiliary electric device group and between the side rails, a power distribution device disposed on an auxiliary electric device group side of the battery pack and between the side rails to distribute power from the battery pack to the auxiliary electric devices, and a drive power supply device disposed on a drive unit side of the battery pack to supply power from the battery pack to the motor.

Claims (13)

1. An electric vehicle, comprising:

a drive unit fitted to a rear axle of the electric vehicle to transmit drive power generated by a motor to rear wheels of the electric vehicle to move the electric vehicle;

an auxiliary electric device group including a plurality of auxiliary electric devices disposed in a cab area which is disposed under a cab of the electric vehicle and between side rails which constitute a ladder frame of the electric vehicle;

a battery pack disposed between the drive unit and the auxiliary electric device group and between the side rails;

a power distribution device disposed on an auxiliary electric device group side of the battery pack and between the side rails to distribute power from the battery pack to the plurality of auxiliary electric devices; and

a drive power supply device disposed on a drive unit side of the battery pack to supply power from the battery pack to the motor;

wherein the auxiliary electric device group includes a shelf structure including a plurality of shelves disposed one over another in a vertical direction of the electric vehicle and wherein the plurality of auxiliary electric devices are disposed in the shelf structure.

2. The electric vehicle according to claim 1 , wherein the power distribution device is disposed away from a front exterior surface of the battery pack as viewed along a longitudinal direction of the electric vehicle.

3. The electric vehicle according to claim 1 , wherein the power distribution device is disposed at a front exterior surface of the battery pack as viewed along a longitudinal direction of the electric vehicle.

4. The electric vehicle according to claim 1 , wherein the power distribution device is disposed at a front interior surface of the battery pack as viewed along a longitudinal direction of the electric vehicle.

5. The electric vehicle according to claim 1 , wherein the battery pack has a power feed port for feeding power to the drive power supply device and wherein the power feed port is disposed at a rear exterior surface of the battery pack as viewed along a longitudinal direction of the electric vehicle between the side rails.

6. The electric vehicle according to claim 1 , wherein the battery pack has a piping port through which a coolant circulating in the battery pack flows into or out of the battery pack and wherein the piping port is disposed at a front exterior surface of the battery pack as viewed along a longitudinal direction of the electric vehicle.

7. The electric vehicle according to claim 1 , wherein the drive power supply device is disposed in front of the drive unit as viewed along a longitudinal direction of the electric vehicle.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 9, 2022
From: DAIMLER AG
To: DAIMLER TRUCK AG
Reel/Frame 061629/0616 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 12, 2020
From: MENON, VIKRAM; MATSUMOTO, KATSUHIKO; UHL, MARKUS; SCHROETER, LARS
To: DAIMLER AG
Reel/Frame 054353/0937 →
Priority Claims (1)
JP 2018-101593 · May 28, 2018 · national
Continuity (1)
Related Publication 20210218101A1 · Jul 15, 2021
Cited By (4)
US 12,202,359 US 12,409,718 US 12,502,942 US 12,679,190