Articulated riding lawn mower including distributed battery system
First Claim
Patent Images
1. A riding lawn mower comprising:
- a front frame portion;
a rear frame portion;
an articulated joint operably coupling the front frame portion to the rear frame portion, wherein the rear frame portion is pivotable relative to the front frame portion about a vertical axis defined by the articulated joint;
a front wheel axle disposed on the front frame portion;
a rear wheel axle disposed on the rear frame portion;
an electric drive motor disposed on the rear frame portion and operably coupled to a first rear wheel and second rear wheel disposed on the rear wheel axle in order to drive the first rear wheel and second rear wheel; and
a battery system comprising a first battery and a second battery, the first and second batteries being electrically connected in series and collectively electrically coupled to a load comprising at least the electric drive motor,wherein the first battery is disposed on the front frame portion between the front wheel axle and the articulated joint;
wherein the second battery is disposed on the rear frame portion completely rearward of the rear wheel axle and the electric drive motor; and
wherein a longitudinal axis of the second battery is perpendicular to a longitudinal axis of the riding lawn mower,wherein the electric drive motor is disposed within a drive motor compartment, the drive motor compartment being disposed on the rear frame portion higher than a first horizontal plane defined by the rear wheel axle.
2 Assignments
0 Petitions
Accused Products
Abstract
A riding lawn mower may include a first frame portion, a second frame portion, an articulated joint and a battery system. The articulated joint may couple the first frame portion to the second frame portion. The battery system may include a first battery and a second battery. The first and second batteries may be electrically connected in series and collectively coupled to a load. The first battery may be mounted to the first frame portion and the second battery may be mounted to the second frame portion.
56 Citations
20 Claims
-
1. A riding lawn mower comprising:
-
a front frame portion; a rear frame portion; an articulated joint operably coupling the front frame portion to the rear frame portion, wherein the rear frame portion is pivotable relative to the front frame portion about a vertical axis defined by the articulated joint; a front wheel axle disposed on the front frame portion; a rear wheel axle disposed on the rear frame portion; an electric drive motor disposed on the rear frame portion and operably coupled to a first rear wheel and second rear wheel disposed on the rear wheel axle in order to drive the first rear wheel and second rear wheel; and a battery system comprising a first battery and a second battery, the first and second batteries being electrically connected in series and collectively electrically coupled to a load comprising at least the electric drive motor, wherein the first battery is disposed on the front frame portion between the front wheel axle and the articulated joint; wherein the second battery is disposed on the rear frame portion completely rearward of the rear wheel axle and the electric drive motor; and wherein a longitudinal axis of the second battery is perpendicular to a longitudinal axis of the riding lawn mower, wherein the electric drive motor is disposed within a drive motor compartment, the drive motor compartment being disposed on the rear frame portion higher than a first horizontal plane defined by the rear wheel axle. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
-
-
14. A riding lawn mower comprising:
-
a front frame portion; a front compartment disposed on the front frame portion; a rear frame portion; a drive motor compartment disposed on the rear frame portion; an articulated joint operably coupling the front frame portion to the rear frame portion, wherein the rear frame portion is pivotable relative to the front frame portion about a vertical axis defined by the articulated joint; a front wheel axle disposed on the front frame portion; a rear wheel axle disposed on the rear frame portion; an electric drive motor disposed on the rear frame portion and operably coupled to a first rear wheel and a second rear wheel disposed on the rear wheel axle in order to drive the first rear wheel and the second rear wheel; and a battery system comprising a first battery and a second battery, the first and second batteries being electrically connected in series and collectively electrically coupled to a load comprising at least the electric drive motor, wherein the first battery is disposed on the front frame portion between the front wheel axle and the articulated joint in an interior area of the front compartment; and wherein the second battery is disposed on the rear frame portion completely rearward of the rear wheel axle and the electric drive motor, the second battery and electric drive motor are being disposed in an interior area of the drive motor compartment, wherein the electric drive motor is disposed within the drive motor compartment, the drive motor compartment being disposed on the rear frame portion higher than a horizontal plane defined by the rear wheel axle. - View Dependent Claims (15, 16, 17, 18, 19, 20)
-
Specification