Back to results
US 9,755,443 B2Granted
Safety concept for batteries
AssigneesRobert Bosch GmbH, Samsung SDI Co., Ltd.
InventorHolger Fink
Life of this patent
Estimating the term…
Abstract
A safety device for a battery having battery cells that are configured to connect to poles of the battery via charging and isolating devices includes a discharge device. The discharge device is configured to connect in parallel to the battery cells. The discharge circuit can include at least one discharge resistor and an electronic valve. The electronic valve is configured to switch on and off. The discharge circuit can be configured to activate with a battery management system.
Claims10
A safety device for a battery, comprising:
- a discharge circuit configured to connect parallel to battery cells when a disconnection of battery cells from at least one pole of two poles of the battery is detected,
- wherein the battery includes the battery cells configured to connect to poles of the battery via charging and isolating devices.
A method for discharging a battery, comprising:
- detecting a disconnection of battery cells from at least one pole of two poles of the battery using a battery management system;
- and
- connecting a discharge circuit of a safety device parallel to the battery cells using a battery management system if the disconnection is detected,
- wherein the battery includes the battery cells configured to connect to the two poles of the battery via charging and isolating devices.
1 more element
Dependencies are inferred from the claim text.