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US 12,738,526 B2Granted
Battery and battery with spring plate
AssigneeSaft America
InventorChristopher Bulick
Life of this patent
Estimating the term…
Abstract
A battery including a housing, a plurality of battery cells in the housing, and a spring plate providing a biasing force against the plurality of battery cells. The spring plate is configured such that a tension of the spring plate may be adjusted from outside of the housing.
Claims13
A battery assembly, comprising:
- a housing being a rectangular box and having a top surface and a bottom surface, the top surface comprising a housing top opening;
- a plurality of battery cells disposed in the housing;
- a bottom plate below the plurality of battery cells and adjacent to the bottom of the housing;
- a top plate having an engagement portion in the form of a connector at a central location thereof, the top plate being located above the plurality of battery cells;
- a spring plate between the top plate and the top of the housing;
- wherein the spring plate includes a spring plate opening, is curved and has a radius of curvature;
- wherein the spring plate is configured to provide a biasing force to the plurality of battery cells through the top plate,
- and wherein the housing top opening and the spring plate opening align with each other and with the connector of the top plate so as to allow for the tension of the spring plate to be changed from outside the housing.
5 more elements
A method of assembling a battery, the method comprising:
- providing a housing which is a rectangular box having a top surface and a bottom surface, the top surface comprising a housing top opening;
- providing in the housing a top plate having an engagement portion in the form of a connector at a central location thereof,
- providing a spring plate in the housing wherein the spring plate includes a spring plate opening, is curved and has a radius of curvature;
- wherein the housing top opening and the spring plate opening align with each other and with the connector of the top plate so as to allow for the tension of the spring plate to be changed from outside the housing,
- tensioning the spring plate from outside the housing through the housing top opening by a tensioner;
- inserting a plurality of battery cells into the housing;
- and
- releasing the tensioning of the spring plate by the tensioner.
5 more elements
Dependencies are inferred from the claim text.