Handheld Docking Connector Alignment With Retractable Pin Cap
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Solution Overview
Problem
Existing docking systems for handheld devices often require blind connections, leading to potential damage of connectors due to misalignment, as users must guess the alignment of device and dock connectors, which are only visible at certain angles.
Innovation Solution
A docking system with a dock and handheld device featuring a set of pins, a cap with pin openings, and a spring-biased mechanism that ensures alignment and protection of connectors by allowing pins to extend through openings and recesses, ensuring secure connection without damaging either connector.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a blind connection method is used for docking, then the docking process is simple, but the risk of connector damage increases due to misalignment
Solution Approach 1:
The cap with pins performs preliminary alignment action before the actual connector docking. The pins extend through the cap and into corresponding recesses in the device housing, establishing proper alignment and guiding the connectors into correct positioning before connection occurs, thereby preventing misalignment damage while maintaining simple operation
Solution Approach 2:
The cap acts as an intermediary component between the dock and the handheld device. It mediates the docking process by providing visual alignment cues through its positioning and by using pins to establish correct connector alignment, thereby reducing the risk of damage while keeping the docking process simple for users
2Productivity
If connectors are exposed for direct connection, then the connection process is fast, but the risk of misalignment and damage increases
Solution Approach 1:
The pins on the cap perform preliminary alignment action before the connectors make contact. The pins extend through the cap and engage with recesses in the device housing, ensuring correct alignment is established before the exposed connectors are pushed together, thereby enabling fast connection without misalignment damage
Solution Approach 2:
The cap serves as an intermediary that provides visual cues for alignment and mechanical guidance through its pins. This intermediary structure allows the connectors to remain exposed for quick connection while preventing misalignment damage through the guiding action of the pins and visual positioning of the cap
3Measurement precision
If a spring-biased cap with pins is used, then alignment precision is improved, but the device complexity increases
Solution Approach 1:
The spring mechanism provides self-service by automatically biasing the cap to ensure proper alignment. The spring constant is configured to automatically position the cap and extend the pins into the correct alignment with the device housing recesses without requiring external adjustment or complex control systems, thereby achieving precision alignment with relatively simple mechanics
Solution Approach 2:
The spring constant is specifically configured to provide the appropriate biasing force for alignment. By adjusting this physical parameter, the system achieves precise alignment control through a simple spring-mechanism rather than complex actuation systems, balancing alignment precision with mechanism simplicity
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Ensures secure and damage-free alignment and connection of device and dock connectors by providing visual cues and a spring-biased mechanism that aligns and protects connectors during docking, preventing misalignment and damage.
Implementation Method 1
a spring configured with a spring constant to bias the cap such that the dock connector is recessed in the cap
Data Source
AI summary
A docking system comprises a handheld device and a dock that are configured for preventing or minimizing damage to a device connector and/or a dock connector during docking. The dock has a cap that can be retracted, wherein the dock connector is recessed until the cap is retracted. The device housing has a device recess complementary to the cap, a device connector opening for access to the device connector and pin recesses for receiving a set of pins. The device recess and cap facilitate alignment of the set of pins relative to the pin recesses, wherein retracting the cap causes the set of pins to extend through pin openings into the pin recesses. The set of pins resist movement and rotation of the base housing relative to the cap and further assist in aligning the device connector with the dock connector.