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US 10,707,464 B2Granted
Battery cell venting system for electrified vehicle batteries
AssigneeFord Global Technologies, LLC
InventorsJoseph F. Freiman, Satish B. Chikkannanavar, Bhaskara Boddakayala
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Abstract
A battery cell according to an exemplary aspect of the present disclosure includes, among other things, a can assembly, an electrode assembly housed inside the can assembly and a venting system including a vent port and at least one of a vent tube inside the can assembly or a spacer plate mounted between the vent port and the electrode assembly.
Claims15
A battery cell, comprising:
- a can assembly;
- an electrode assembly housed inside said can assembly;
- and
- a venting system including a vent port, at least one of a vent tube extending completely inside said can assembly, and a spacer plate mounted between said vent port and said electrode assembly, wherein said spacer plate is spaced from and unconnected to said at least one vent tube,
- wherein said spacer plate is mounted to an underside of a top plate of said can assembly.
2 more elements
A battery cell, comprising:
- a can assembly;
- an electrode assembly housed inside said can assembly;
- and
- a venting system including a vent port, at least one of a vent tube extending completely inside said can assembly, and a spacer plate mounted between said vent port and said electrode assembly, wherein said spacer plate is spaced from and unconnected to said at least one vent tube,
- wherein said at least one vent tube includes a plurality of vent tubes mounted inside said can assembly and each establishing a flow pathway configured to communicate gaseous byproducts toward said vent port.
2 more elements
A battery cell, comprising:
- a can assembly;
- an electrode assembly housed inside said can assembly;
- and
- a venting system including a vent port, at least one of a vent tube extending completely inside said can assembly, and a spacer plate mounted between said vent port and said electrode assembly, wherein said spacer plate is spaced from and unconnected to said at least one vent tube,
- wherein said spacer plate includes a width that is less than a width of the electrode assembly.
2 more elements
A battery cell, comprising:
- a can assembly;
- a lithium-ion electrode assembly housed inside said can assembly;
- and
- a venting system including:
- a vent port;
- a plurality of vent tubes mounted inside said can assembly and each establishing a vertical flow pathway configured to communicate gaseous byproducts toward said vent port;
- and
- a spacer plate mounted between said vent port and said electrode assembly and establishing a lateral flow pathway for the gaseous byproducts.
5 more elements
Dependencies are inferred from the claim text.