Battery Pack Holder and Travel Charger for Heated Garment Power
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Solution Overview
Problem
Existing battery packs for heated gear are bulky and cumbersome, constraining user movement and lacking versatility in powering multiple devices.
Innovation Solution
A compact battery pack system with a travel charger and holder that includes a cylindrical housing, terminal block, output port, and controller, allowing for efficient power distribution to heated garments and external devices, with integrated intelligence to manage power flow.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a compact battery pack is used, then user movement is less constrained, but the battery pack provides limited power capacity
Solution Approach 1:
The battery system is divided into two separate components: a compact battery pack for portability and a separate charger unit for power management. This segmentation allows the battery to remain small and lightweight while the charger provides additional power capacity and charging functionality, resolving the contradiction between compactness and power capacity.
Solution Approach 2:
The charger unit is designed to perform multiple functions: it can charge the battery pack, provide power output to external devices, and serve as a power bank. This multi-functionality allows the system to maintain compact battery size while still providing sufficient power capacity through the charger's additional capabilities.
2Device complexity
If a single-port charger is used, then the device structure is simple, but it can only power one device at a time
Solution Approach 1:
The charger incorporates multiple output ports (USB-C port and wireless charging coil) that support different device types and charging methods. This allows the charger to power multiple devices simultaneously or provide alternative charging options, enhancing versatility without significantly increasing structural complexity.
Solution Approach 2:
The charger design integrates multiple charging technologies within a single unit: wired charging through USB-C port and wireless charging through an integrated coil. This nesting of multiple charging methods within one device allows versatile device support while maintaining a compact, unified structure.
Data Source
AI summary
A battery pack accessory including a cylindrical housing, a terminal block configured to connect to a battery pack, an output port provided on the housing for providing an output current to a heated garment, and a controller located within the cylindrical housing and including an electronic processor and a memory. The controller is coupled to the terminal block and the output port. The controller is configured to determine that the battery pack is connected to the terminal block, determine that the heated garment is coupled to the battery pack accessory at the output port, and provide the output current to the heated garment in response to determining that the battery pack is connected to the terminal block and the heated garment is coupled to the battery pack accessory at the output port.