Electric bicycle drive system with regenerative charging
First Claim
1. A method for reconfiguring a battery for charging, comprising:
- arranging a plurality of battery cells of a battery in a first configuration adapted to provide a first battery voltage;
reconfiguring at least a portion of said plurality of battery cells into a second configuration adapted to provide a second battery voltage, said second battery voltage being lower than said first battery voltage;
charging said battery when said plurality of cells are arranged in said second configuration.
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Accused Products
Abstract
Methods and apparatus for reconfiguring a battery and/or an electric motor assembly for an electric bicycle drive system are provided. A battery having a plurality of battery cells in a first configuration adapted to provide a first battery voltage can be reconfigured into a second configuration adapted to provide a second battery voltage. The second battery voltage may be lower than the first battery voltage. The battery can be charged when in the second configuration. Similarly, an arrangement of two or more electric motors can be provided in a first configuration adapted to provide at least one of a first torque output during a driving action and a first regenerative voltage output during a braking action. The motors can be reconfigured into a second configuration adapted to provide at least one of a second torque output during the driving action and a second regenerative voltage output during the braking action.
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Citations
34 Claims
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1. A method for reconfiguring a battery for charging, comprising:
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arranging a plurality of battery cells of a battery in a first configuration adapted to provide a first battery voltage; reconfiguring at least a portion of said plurality of battery cells into a second configuration adapted to provide a second battery voltage, said second battery voltage being lower than said first battery voltage; charging said battery when said plurality of cells are arranged in said second configuration. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A method for reconfiguring electric motors, comprising:
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arranging two or more electric motors in a first configuration adapted to provide at least one of a first torque output during a driving action and a first regenerative voltage output during a braking action; reconfiguring said two or more electric motors into a second configuration adapted to provide at least one of a second torque output during said driving action and a second regenerative voltage output during said braking action. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32)
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33. A reconfigurable battery, comprising:
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a plurality of battery cells of a battery arranged in a first configuration adapted to provide a first battery voltage; switching means for reconfiguring at least a portion of said plurality of battery cells into a second configuration adapted to provide a second battery voltage, said second battery voltage being lower than said first battery voltage.
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34. A reconfigurable electric motor assembly, comprising;
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two or more electric motors arranged in a first configuration adapted to provide at least one of a first torque output during a driving action and a first regenerative voltage output during a braking action; switching means for reconfiguring said two or more electric motors into a second configuration adapted to provide at least one of a second torque output during a driving action and a second regenerative voltage output during a braking action.
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Specification