Hinge Electrical Interconnection Guide for Portable Devices
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Solution Overview
Problem
Conventional hinge mechanisms in portable devices complicate the routing of electrical interconnections, often exposing them to damage when using complex rotating hinges and voids within the device housing.
Innovation Solution
Integration of an electrical interconnection guide within the hinge link of a hinge assembly, which routes electrical connections such as flexible printed circuits or coaxial cables, both internally and externally, while shielding them from damage, and adapts configurations as the device opens and closes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If complex rotating hinges are used to position display screens, then the display positioning capability is improved, but the electrical interconnection routing complexity increases and exposure to damage risk increases
Solution Approach 1:
The electrical interconnection guide is nested within the hinge link structure, with the guide channel integrated into the hinge body. This nesting approach allows the electrical connection to be routed through the hinge mechanism itself, reducing external exposure and simplifying the overall routing complexity while maintaining display positioning capability
Solution Approach 2:
The electrical interconnection guide acts as an intermediary component between the hinge mechanisms and the electrical connection. It provides a dedicated pathway that mediates the routing process, protecting the electrical connection from direct exposure to external damage while accommodating the hinge's rotational movement for display positioning
2Device complexity
If electrical interconnections are routed through conventional hinge voids, then the routing path is simplified, but the electrical interconnections become externally exposed and vulnerable to damage
Solution Approach 1:
The electrical interconnection guide is nested within the hinge link structure, creating a protected internal pathway. The guide channel is integrated into the hinge body, allowing the electrical connection to travel through a sheltered route that maintains routing simplicity while shielding against external damage factors
Solution Approach 2:
The guide channel provides beforehand protection for the electrical interconnection by creating a shielded pathway before the connection is exposed to external environments. This pre-protective structure cushions the electrical connection from potential external damage while maintaining the routing path's simplicity
3Adaptability or versatility
If flexible printed circuit is externally exposed for routing, then the routing flexibility is improved, but the electrical connection vulnerability to external damage increases
Solution Approach 1:
The electrical interconnection guide serves as an intermediary protective structure that accommodates the flexible printed circuit. The guide channel allows the FPC to maintain its flexibility for routing while providing a shielded pathway that reduces direct exposure to external damage, balancing flexibility with protection
Data Source
AI summary
In embodiments of a hinge electrical interconnection guide, a portable device includes a first housing integrated with a display device, and a second housing movably coupled to the first housing. A hinge assembly includes a hinge link to couple hinge mechanisms that are movably operable to open and close the first and second housings of the portable device relative to each other. An electrical interconnection guide is integrated with the hinge link and designed to route an electrical interconnection in a first configuration between the first and second housings of the device when closed relative to each other. The electrical interconnection guide is also designed to route the electrical interconnection in a second configuration between the first and second housings of the device when open relative to each other.