Patent ID: 11876240
Assignee: nan
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 5:
6. A portable battery pack, comprising:
a housing enclosing a plurality of batteries arranged in a circuit so as to power an electrical outlet, the electrical outlet being accessible through the housing;
a carriage disposed within the housing, the carriage configured to support the plurality of batteries and a plurality of contacts that are biased into electrical contact with the batteries; and
a support structure having a first portion and a second portion, the carriage being suspended by springs between the first portion and the second portion;
wherein the carriage is at least partially protected from impact forces that may be imparted to the housing,
wherein the carriage comprises a plurality of blocks that support a plurality of tubes, each tube configured to hold a plurality of batteries;
wherein the batteries are arranged in an electrical series configuration;
a first switch structure enclosed within the housing and connected electrically in series with the batteries, and a second switch structure enclosed within the housing and electrically communicating with the electric outlet so that the electric outlet is energized when the first switch structure is in contact with the second switch structure;
wherein a switch biasing spring within the housing biases the first switch structure away from the second switch structure.