Rotatable Electronic Device Stand for Stable Angle Adjustment

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Solution Overview

Problem

Existing electronic device stands are not flexible enough for users to adjust the angle of the device, leading to potential fatigue and instability during use.

Innovation Solution

The electronic device stand features a rotatable base with a sliding chute and limiting convex blocks, allowing for easy angle adjustment while maintaining stability, and includes a supporting member connected via a hinge for versatile positioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a traditional stand with a hinge-connected supporting member is used, then the stand can provide basic angle adjustment capability, but the supporting member is difficult to rotate and may cause user fatigue

Engineering Contradiction:
Improveease of angle adjustmentVSAvoidstability during adjustment
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent transforms the static hinge connection into a dynamic system with a rotatable base that can rotate within a mounting slot. The supporting member is connected to this rotatable base, allowing the entire assembly to rotate smoothly along the slot rather than requiring rotation at a fixed hinge point. This dynamic configuration reduces friction and rotational resistance, making angle adjustment easier while maintaining stability through the constrained rotational path.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent introduces a rotatable base as an intermediary component between the fixed mounting structure and the supporting member. This rotatable base rotates within the mounting slot and carries the supporting member, effectively mediating the transition from a difficult-to-rotate hinge connection to a smoother rotational adjustment mechanism. The intermediary rotatable base distributes the rotational movement and reduces the mechanical resistance experienced during angle adjustment.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If a fixed hinge connection is used for the supporting member, then the structure remains simple, but the stand lacks flexibility in angle adjustment

Engineering Contradiction:
Improveflexibility of angle adjustmentVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent replaces the static fixed hinge connection with a dynamic rotatable base system that moves along a mounting slot. This allows the supporting member to achieve multiple angle positions by rotating the base within the slot, significantly increasing adjustment flexibility. The added complexity is minimal, involving only the rotatable base component and the slot geometry, while gaining substantial adaptability in positioning the supporting member at various angles.

Inventive Principle:
Principle #15Dynamics

3Reliability

If the supporting member is connected through a traditional hinge, then the manufacturing process is simple, but the stand may become unstable during angle adjustment causing device shaking

Engineering Contradiction:
Improvestability during useVSAvoidmanufacturing complexity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent replaces the traditional hinge connection with a dynamic rotatable base system that rotates within a mounting slot. This configuration provides stable angular adjustment by constraining the rotation to a defined path, preventing unwanted movements and device shaking. The manufacturing complexity increases slightly due to the slot geometry and rotatable base, but the significant improvement in stability during angle adjustment and device positioning makes this trade-off worthwhile.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12313216B2Electronic device stand and protective case with electronic device stand
Publication Date: 2025.05.27 SHENZHEN WANXINRONG MOULD PLASTIC CO LTD
  • US12313216B2 patent drawing
  • US12313216B2 patent drawing
  • US12313216B2 patent drawing

AI summary

The present disclosure discloses an electronic device stand and a protective case with the electronic device stand, wherein the electronic device stand includes: a fixed base, wherein the fixed base is provided with a first mounting slot, and at least one limiting convex block is fixedly arranged on a slot wall of the first mounting slot; a rotatable base, wherein the rotatable base is arranged in the first mounting slot, and a sliding chute matched with the limiting convex block is formed in an outer side wall of the rotatable base; and a supporting member, wherein one side of the supporting member is rotatably connected to the rotatable base through a hinge, and the supporting member forms an angle with the rotatable base in a rotating process. The technical solutions of the present disclosure effectively improve the practicability of the electronic device stand.