Low-floor electric bus
First Claim
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1. A low-floor electric bus comprising:
- a floor made of a composite material, wherein a bottom surface of the floor includes one or more cavities; and
a battery power source mounted under the floor of the low-floor electric bus such that the floor inside the bus in an area that extends substantially an entire width of the bus between a front axle and a rear axle of the bus is substantially flat, wherein the battery power source includes a plurality of battery packs mounted in the one or more cavities such that one or more of the plurality of battery packs form exposed surfaces of an underside of the low-floor electric bus.
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Abstract
The invention provides for a high occupancy or heavy-duty vehicle with a battery propulsion power source, which may include lithium titanate batteries. The vehicle may be all-battery or may be a hybrid, and may have a composite body. The vehicle battery system may be housed within the floor of the vehicle and may have different groupings and arrangements.
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Citations
20 Claims
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1. A low-floor electric bus comprising:
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a floor made of a composite material, wherein a bottom surface of the floor includes one or more cavities; and a battery power source mounted under the floor of the low-floor electric bus such that the floor inside the bus in an area that extends substantially an entire width of the bus between a front axle and a rear axle of the bus is substantially flat, wherein the battery power source includes a plurality of battery packs mounted in the one or more cavities such that one or more of the plurality of battery packs form exposed surfaces of an underside of the low-floor electric bus. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A low-floor electric bus, comprising:
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a body made of a composite material; a low-floor structure made of a composite material formed below a floor of the bus, wherein a bottom surface of the low-floor structure includes one or more cavities; and a battery power source configured to be charged to over 90% state of charge in ten minutes, the battery power source being positioned in the one or more cavities such that a battery power source forms an exposed surface of an underside of the low-floor electric bus and the floor inside the bus in an area that extends substantially an entire width of the bus between a front axle and a rear axle of the bus is substantially flat. - View Dependent Claims (11, 12, 13, 14, 15)
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16. A low-floor electric bus, comprising:
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a body formed from a composite material as one piece; a detachable drive assembly including a drive motor coupled to a rear of the body; a floor made of a composite material, wherein a bottom surface of the floor incudes one or more cavities; and a battery power source configured to provide power to the drive motor, the battery power source including a plurality of battery packs mounted in the one or more cavities such that the floor inside the bus in an area that extends substantially an entire width of the bus between a front axle and a rear axle of the bus is substantially flat, and one or more battery packs of the plurality of battery packs form exposed surfaces of an underside of the low-floor electric bus, wherein each battery pack of the plurality of battery packs have a height of 8 inches or less. - View Dependent Claims (17, 18, 19, 20)
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Specification