Patent ID: 8327637
Filing Date: 2012-12-11
Classification: B60K,B60Y,Y02T

Abstract:
1. A vehicle comprising at least one drive wheel, a hydraulic drive motor coupled to the drive wheel, an energy storage device in which pressurized hydraulic fluid can be stored, a hydraulic pump driven by the drive wheel during braking of the vehicle for providing pressurized hydraulic fluid to the energy storage device, hydraulic motor power circuitry for transferring pressurized hydraulic fluid from the energy storage device to the hydraulic drive motor for propelling the vehicle, an auxiliary hydraulic pump for supplying hydraulic fluid to an auxiliary hydraulic system of the vehicle other than one that effects vehicle propulsion, and an auxiliary hydraulic motor powered by pressurized hydraulic fluid from the energy storage device and drivingly connected to the auxiliary hydraulic pump for driving the auxiliary hydraulic pump.