Multi-step Adjusting Bracket for Foldable Device Stability

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Solution Overview

Problem

Foldable or reversible notebook computers lack stability when used at an angle due to the absence of back support, requiring additional accessories that compromise internal stacking space and convenience.

Innovation Solution

A multi-step adjusting bracket mechanism with a linkage system, including a first and second supporting member, and a rail with steps, allowing the bracket to pivot and unfold, providing support and adjusting the angle between the device bodies without external accessories, utilizing a torsion spring and magnetic coupling for enhanced functionality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If additional accessories are used to support the touch panel at an angle, then stability is improved, but device complexity and loss of substance increase

Engineering Contradiction:
ImprovestabilityVSAvoiddevice complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The bracket mechanism is integrated into the foldable electronic device itself, merging the support function with the device structure. The first and second supporting members are coupled to the first and second bodies respectively, forming a linkage mechanism that provides angle support without requiring external accessories.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The bracket mechanism serves multiple functions: it supports the touch panel at various angles, maintains stability during typing or drawing operations, and can be adjusted to different configurations. The linkage mechanism with movable coupling allows the bracket to adapt to different usage scenarios while remaining part of the device.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Stability of the object's composition

If additional accessories are used to support the touch panel at an angle, then stability is improved, but internal stacking space is reduced

Engineering Contradiction:
ImprovestabilityVSAvoidinternal stacking space
Core Design Contradiction:
Stability of the object's compositionVSVolume of stationary object

Solution Approach 1:

The bracket mechanism is nested within the foldable electronic device structure. The first supporting member is coupled to the first body and can be positioned within the device profile, while the second supporting member connects to the second body. When not in use, the bracket components can be folded or retracted into the device body, maintaining a compact form factor.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Adaptability or versatility

If a linkage mechanism with movable coupling is used, then adaptability is improved, but device complexity increases

Engineering Contradiction:
ImproveadaptabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The bracket mechanism employs movable coupling between the first supporting member and the second supporting member, allowing dynamic adjustment of the support angle. This dynamic capability enables the bracket to adapt to different usage scenarios while maintaining a relatively simple structural design through the use of pivot connections and rail-guided movement.

Inventive Principle:
Principle #15Dynamics

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

Enables stable use of notebook computers at various angles without additional accessories, maintaining internal space and convenience by forming a linkage mechanism that supports the device in different states and adjusts the angle between bodies through a unique moving path and magnetic coupling.

Implementation Method 1

a torsion spring and magnetic coupling for enhanced functionality

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

a torsion spring and magnetic coupling for enhanced functionality

Methodology Applied
Scientific EffectMagnetic coupling: Magnetism

Data Source

PatentUS11720150B2Foldable electronic device with multi-step adjusting bracket
Publication Date: 2023.08.08 ACER INC
  • US11720150B2 patent drawing
  • US11720150B2 patent drawing
  • US11720150B2 patent drawing

AI summary

A foldable electronic apparatus with an adjusting bracket includes a first body having a rail and steps disposed along the rail, a second body pivotally connected to the first body to pivot and be unfolded and folded relative thereto, a first supporting member having first and second ends opposite to each other, and a second supporting member having third end and fourth ends opposite to each other. The first end is pivotally connected to the first body. The second end is pivotally connected to the second supporting member and located between the third and fourth ends. The third end is movably coupled to the rail. The first and second supporting members and the second body form a linkage mechanism, so the first and second supporting members pivot relative to the first body. The steps limit the third end to generate a unique moving path on the rail.