Foldable Electronic Case With Triangular Stand and Full Display Cover

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Solution Overview

Problem

Conventional protective cases for electronic devices often lack aesthetic appeal and provide limited protection for the device's display, as well as limited functionality in terms of viewing angles.

Innovation Solution

A case with a pouch and foldable cover connected by a hinge, constructed from layered materials such as polyester microfiber, polycarbonate fiber, and polyurethane, which can fully cover the display and include a tab for adjusting viewing angles, allowing the device to be positioned at optimal typing or viewing orientations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a protective case covers the entire device, then protection against impacts and environmental factors is improved, but aesthetic appeal and usability are worsened due to excessive coverage

Engineering Contradiction:
Improveprotection against impacts and environmental factorsVSAvoidusability and aesthetic appeal
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The case is divided into distinct functional zones: a pouch portion for device placement, a hinge mechanism for articulation, and a cover portion that can be selectively positioned. This segmentation allows different parts of the case to serve specific functions - full protection when closed, partial exposure when open - resolving the contradiction between comprehensive protection and usable accessibility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The hinge mechanism enables the cover to dynamically transition between open and closed positions, allowing the case to adapt its protection level based on usage needs. The cover can be folded back during use to expose the display while remaining attached for quick reclosure, providing dynamic adjustment between protection and usability rather than fixed coverage.

Inventive Principle:
Principle #15Dynamics

2Strength

If a rigid hard case is used, then impact protection is improved, but weight and bulk are worsened

Engineering Contradiction:
Improveimpact protectionVSAvoidcase weight
Core Design Contradiction:
StrengthVSWeight of moving object

Solution Approach 1:

The case combines multiple materials with complementary properties: polyester microfiber provides soft cushioning and scratch protection, polycarbonate fiber adds structural strength and rigidity, and polyurethane layers provide additional protection and aesthetic finish. This composite construction achieves impact protection comparable to rigid cases while maintaining lower weight and flexibility.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

Different material layers are strategically positioned to provide protection where needed: softer materials contact the device directly to prevent scratches, while harder layers face outward to resist impacts. This localized material assignment optimizes protection efficiency without uniformly increasing weight throughout the entire case structure.

Inventive Principle:
Principle #3Local quality

3Object-affected harmful factors

If the cover is sized to entirely cover the display, then protection is improved, but flexibility and ease of folding are worsened

Engineering Contradiction:
Improvedisplay protectionVSAvoidfolding mechanism complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The hinge mechanism is extracted as a separate functional element connecting the cover to the pouch, allowing the cover to be optimally sized for display protection without being constrained by the need for compact folding. The hinge absorbs the complexity of articulation, enabling the cover to maintain full display coverage while still folding efficiently through the dedicated joint mechanism.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS20110163642A1Foldable case for use with an electronic device
Publication Date: 2011.07.07 APPLE INC
  • US20110163642A1 patent drawing
  • US20110163642A1 patent drawing
  • US20110163642A1 patent drawing

AI summary

This is directed to a case for securing and protecting an electronic device. The case can include a cover connected to a pouch by a hinge such that the cover can be overlaid over a device interface (e.g., a device display). The case can be constructed by layering and combining several types of materials, including for example materials having resistant outer surfaces, materials limiting the deformation of the case, materials providing a soft surface to be placed in contact with the device, and rigid materials for defining a structure of the case. In some embodiments, the case can include a tab that allows a user to fold open the cover of the case to form a triangular prism. The prism can be placed on any of its surfaces such that the device can be oriented towards a user at particular angles (e.g., a typing-specific orientation and a media playback orientation).