Support apparatus and electronic device

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Solution Overview

Problem

The compact and thin design of electronic devices, lacking standing structures, leads to user discomfort due to prolonged hand holding or bowing posture, causing arm soreness, neck and shoulder pain, and dizziness.

Innovation Solution

A support apparatus with rotatable members allowing the electronic device to be adjusted to various angles, including a first support member, a second support member capable of rotating within a first angle range, and a third support member that continues to rotate within a second angle range greater than or equal to the first, enabling ergonomic positioning to reduce user discomfort.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If electronic devices use a flat panel or tablet design to be compact and thin, then portability is improved, but user comfort deteriorates due to lack of standing structures

Engineering Contradiction:
Improvedevice thicknessVSAvoiduser comfort
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The support apparatus is divided into three separate rotatable support members (first, second, and third support members) that can be independently positioned. This segmentation allows the device to be compact when folded but provides multiple support angles when extended, resolving the contradiction between thin design and operational comfort.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support members are designed to be rotatable rather than fixed, allowing dynamic adjustment of the device's viewing and typing angles. This enables the same compact device to adapt to different usage scenarios, improving user comfort without sacrificing portability.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the second support member rotates within a first angle range, then positioning flexibility is improved, but the third support member needs greater rotation range to provide adequate ergonomic support

Engineering Contradiction:
Improvepositioning flexibilityVSAvoidrotation mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The rotation mechanism is segmented into two independent stages: the second support member provides initial positioning within a first angle range, while the third support member provides additional ergonomic adjustment within a second angle range. This segmentation allows each component to have a simpler, more focused rotation mechanism while achieving comprehensive positioning flexibility together.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11889921B2Support apparatus and electronic device
Publication Date: 2024.02.06 LENOVO (BEIJING) LTD
  • US11889921B2 patent drawing
  • US11889921B2 patent drawing
  • US11889921B2 patent drawing

AI summary

A support apparatus includes: a first support member; a second support member rotatably connected to the first support member and capable of rotating within a first angle range starting from a position where the first support member is located; and a third support member rotatably connected to the second support member and capable of, after the second support member rotates to a maximum angle thereof, continuing to rotate in a direction in which the second support member rotates within a second angle range starting from a position where the second support member is located. The second angle range is greater than or equal to the first angle range.