Patent ID: 11936063
Assignee: BETA AIR LLC
Field: Transport (Mechanical engineering)
Classification: CPC H  B  Y | IPC B  H

Claim 0:
1. A battery module for an electric aircraft comprising:
a plurality of battery cells, wherein the plurality of battery cells is configured to provide energy to an electric vehicle;
a cooling plate located between the plurality of battery cells and configured to decrease a temperature of the plurality of battery cells; and
a firewall comprising:
a first firewall portion, wherein the first firewall portion is located proximal to a top portion of the plurality of battery cells and configured to contain heat from the plurality of battery cells, and wherein the first firewall portion comprises a first number of layers in a first stack of materials, the first stack of materials comprising:
an inner layer of ablative material positioned directly adjacent to the plurality of battery cells; and

a second firewall portion, wherein the second firewall portion is located proximal to a bottom portion of the plurality of battery cells, wherein the second firewall portion comprises a second number of layers in a second stack of materials, and wherein the second number of layers is less than the first number of layers.