Granted Patent B2

US 12,600,216 · App. 18/379,797 · Granted Apr 14, 2026

Inventor: David Boyd (Fremont, CA)

Assignee: KUBOTA CORPORATION

B60K1/00B60K17/04B60L53/22B62D21/02B62D27/065B60K17/22B60L2200/40

Abstract

Claims (39)

1 . A vehicle comprising:

a motor assembly;

a chassis;

an inverter;

a transmission connected to the motor assembly; and

an On board Battery Charger (OBC) which is affixed to the chassis; wherein

the motor assembly and the inverter are affixed to the chassis at a location where the motor assembly and the inverter are opposed to one another;

the motor assembly includes an electric motor, a frame housing, and a motor bracket;

an output shaft of the electric motor is connected to the transmission such that rotation of the output shaft drives the transmission;

the output shaft projects out from a front of the electric motor;

the front of the electric motor opposes a rear of the vehicle;

the chassis includes a pair of frame rails and a front wheel support frame;

front wheels of the vehicle are provided on opposing ends of the front wheel support frame;

the inverter is located between the motor assembly and the OBC; and

all of the transmission, the motor assembly, the inverter, and the OBC are arranged along a straight line which extends from a front of the vehicle to the rear of the vehicle.

2 . The vehicle according to claim 1 , wherein

the motor bracket is provided between the electric motor and the frame housing; and

the electric motor is fixed to the frame housing via the motor bracket.

3 . The vehicle according to claim 1 , wherein

the electric motor includes at least one electrical contact which is structured to be connected to electrical leads which extend between the electric motor and the inverter.

4 . The vehicle according to claim 1 , wherein

the motor assembly is supported between the pair of frame rails.

5 . The vehicle according to claim 4 , wherein

the motor assembly is fixed to the pair of frame rails via chassis attachment bolts.

6 . The vehicle according to claim 5 , wherein

each of the chassis attachment bolts extends through a portion of the frame housing and into one of the pair of frame rails.

7 . The vehicle according to claim 4 , wherein

the electric motor is located farther from the front of the vehicle than the inverter is.

8 . The vehicle according to claim 7 , wherein

at least a portion of the electric motor is located to a rear of the front wheel support frame; and

at least a portion of the inverter is located to a front of the front wheel support frame.

9 . The vehicle according to claim 4 , wherein

the pair of frame rails extends from the front of the vehicle, past the front wheel support, frame, and to the motor assembly.

10 . The vehicle according to claim 1 , wherein

the motor bracket is between the electric motor and the frame housing, and fixes the electric motor to the frame housing.

11 . The vehicle according to claim 1 , wherein

the motor assembly is fixed to the pair of frame rails via chassis attachment bolts.

12 . The vehicle according to claim 1 , wherein

the vehicle is an electric powered agricultural machine.

Assignments (1)

Continuity (1)

References Cited (18)