Multi-Battery Housing With Angled Receptacles for Leak Resistance
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Solution Overview
Problem
Existing battery-operated devices often require specific battery sizes and types, limiting availability and compatibility, especially in emergency situations, and are prone to seal failures leading to chemical leakage and contamination.
Innovation Solution
A battery assembly housing designed to receive batteries of different sizes and chemistries, with angled receptacles to accommodate multiple batteries, providing electrical connections and enhanced impact resistance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a battery assembly housing is designed to receive batteries of different sizes and chemistries, then battery compatibility and versatility are improved, but device complexity increases
Solution Approach 1:
The battery assembly housing is designed with multiple receptacles that can accommodate different battery sizes and chemistries (AA, AAA, CR123, B26, B50, etc.), allowing a single housing to serve multiple functions and replace the need for multiple specialized housings. This universal design enables the housing to adapt to various battery types while maintaining a unified structural framework.
Solution Approach 2:
The housing is divided into multiple independent receptacles, each capable of receiving different battery types. This segmentation allows each compartment to be optimized for specific battery sizes while maintaining overall housing integrity. The modular receptacle design enables flexible configuration to accommodate various battery combinations without redesigning the entire housing structure.
2Adaptability or versatility
If batteries are arranged in angled receptacles to accommodate multiple battery types, then battery capacity and flexibility are improved, but manufacturing precision requirements increase
Solution Approach 1:
The receptacles are designed with asymmetric angular orientations relative to the housing longitudinal axis, with each receptacle positioned at a specific angle to optimize battery placement. This asymmetric arrangement allows different battery types to be accommodated in different orientations, maximizing space utilization and compatibility while maintaining precise angular relationships through molded-in features.
Solution Approach 2:
The receptacles are configured with varying angular parameters and dimensional specifications to accommodate different battery geometries. By changing the angular and dimensional parameters of each receptacle, the design optimizes battery fit and electrical connection alignment while maintaining manufacturability through standardized molding techniques.
3Adaptability or versatility
If a battery assembly housing is designed to receive batteries of different sizes, then battery compatibility is improved, but the ability to maintain consistent electrical connections deteriorates
Solution Approach 1:
Each receptacle is equipped with localized electrical contact features specifically positioned to match the terminal locations of different battery types. The housing includes integrated contact points, springs, or conductive elements at precise locations within each receptacle to ensure reliable electrical connection regardless of which battery type is installed, maintaining consistent connection quality across all battery configurations.
Data Source
AI summary
A battery assembly for a portable device has a first longitudinal axis and comprises: a battery assembly housing configured to receive at least one unit of a first battery type having a second longitudinal axis, wherein an angle A1 defined by the first and second longitudinal axes is greater than 0 degrees and less than 180 degrees. The battery assembly housing may be further configured to receive at least one unit of a second battery type. The battery assembly for a portable device may comprise: a housing having a first receptacle for receiving a first battery and having plural second receptacles transverse to the first receptacle for receiving plural batteries of a different smaller size. Battery assembly terminals provide externally accessible battery positive and negative terminals. Thus the battery assembly can receive the first and second batteries, but not at the same time.