Electric earth-moving vehicle particularly for poorly ventilated locations
First Claim
1. An electric earth-moving four-wheel drive vehicle, for poorly ventilated locations, comprising an electric motor drive for driving wheels of the vehicle, a hydraulic unit which is actuated by a further electric motor drive for equipment installed on the vehicle, at least two sets of batteries for said motor drives, a control unit for connecting said motor drives to said two sets of batteries which is adapted to connect the motor drives individually or simultaneously to one set of batteries or the other or to both, and a supporting chassis which has, in a median and downward region, a tunnel for inserting one of said two sets of batteries, said supporting chassis further having two compartments for a second one of said two sets of batteries, said two compartments being spatially separated in a direction substantially parallel to said tunnel, and each of the two compartments being arranged substantially above a respective front wheel of the vehicle.
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Accused Products
Abstract
An electric earth-moving vehicle, particularly for poorly ventilated locations, comprising an electric motor drive for driving wheels of the vehicle, a hydraulic unit which is actuated by a further electric motor drive for equipment installed on the vehicle, at least two sets of batteries for the motor drives, a control unit for connecting the motor drives to the two sets of batteries which is adapted to connect the motor drives individually or simultaneously to one set of batteries or the other or to both, and a supporting chassis which has, in a median and downward region, a tunnel for inserting one of the two sets of batteries.
34 Citations
10 Claims
- 1. An electric earth-moving four-wheel drive vehicle, for poorly ventilated locations, comprising an electric motor drive for driving wheels of the vehicle, a hydraulic unit which is actuated by a further electric motor drive for equipment installed on the vehicle, at least two sets of batteries for said motor drives, a control unit for connecting said motor drives to said two sets of batteries which is adapted to connect the motor drives individually or simultaneously to one set of batteries or the other or to both, and a supporting chassis which has, in a median and downward region, a tunnel for inserting one of said two sets of batteries, said supporting chassis further having two compartments for a second one of said two sets of batteries, said two compartments being spatially separated in a direction substantially parallel to said tunnel, and each of the two compartments being arranged substantially above a respective front wheel of the vehicle.
Specification