Tablet Case Frame Obscuring Containment Area with Accessible Keyboard Fasteners

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Solution Overview

Problem

Existing tablet case designs fail to effectively obscure the tablet containment area while allowing secure and accessible fastening for a keyboard assembly, leading to compromised aesthetics and functionality.

Innovation Solution

A tablet case assembly with a case frame and keyboard assembly that includes specific wall configurations and aperture types to obscure the tablet when in use, while allowing fasteners to be securely and accessibly positioned for the keyboard engagement member.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the case frame uses a simple open structure for the keyboard assembly, then the keyboard can be easily attached and detached, but the tablet containment area remains visible compromising aesthetics

Engineering Contradiction:
Improvekeyboard attachment easeVSAvoidaesthetic appearance
Core Design Contradiction:
Ease of operationVSShape

Solution Approach 1:

The case frame is divided into multiple walls (first wall, second wall, third wall, fourth wall) that collectively form the tablet containment area. Each wall is positioned at specific distances from the interior back surface, creating layered segmentation that achieves complete obscuration while maintaining structural simplicity for easy keyboard attachment and detachment.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the fastener is positioned on the exterior surface for easy access, then assembly and disassembly is convenient, but the fastener becomes visible and compromises the aesthetic appearance

Engineering Contradiction:
Improvefastener accessibilityVSAvoidaesthetic appearance
Core Design Contradiction:
Ease of operationVSShape

Solution Approach 1:

Different surfaces of the engagement member are assigned different functional qualities: the first surface has fasteners positioned for accessibility during assembly, while the second surface has fasteners positioned for accessibility during disassembly. This local differentiation allows each fastener to be accessible when needed while maintaining aesthetic appearance when not in use.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The fastener accessibility is distributed across multiple surfaces (first surface and second surface) of the engagement member, effectively using the third dimension (depth/thickness of the engagement member) to provide access routes from different directions. This dimensional distribution allows fasteners to be accessible without being visible from the exterior.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Shape

If the case frame walls are positioned close to the interior back surface for complete obscuration, then the tablet area is fully hidden, but the keyboard assembly has reduced space for engagement

Engineering Contradiction:
Improveobscuration completenessVSAvoidkeyboard engagement space
Core Design Contradiction:
ShapeVSVolume of moving object

Solution Approach 1:

The case frame walls are segmented into multiple portions at different distances from the interior back surface. The first portion of each wall extends closer to the back surface for obscuration, while the second portion extends farther to create the keyboard engagement area. This segmentation allows both requirements to be satisfied simultaneously.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The engagement member is designed with significant thickness, utilizing the depth dimension to provide sufficient engagement space for the keyboard assembly. This dimensional approach allows the walls to be positioned close to the back surface for obscuration while maintaining adequate space for keyboard engagement through the engagement member's depth.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS11294426B1Case for portable electronic computing device
Publication Date: 2022.04.05 PIONEER SQUARE BRANDS INC
  • US11294426B1 patent drawing
  • US11294426B1 patent drawing
  • US11294426B1 patent drawing

AI summary

Systems and methods are involved with a tablet case assembly including a case frame for removably containing a tablet computing device, the case frame including a tablet containment area that is obscured from view when the case frame contains a tablet computing device; a keyboard assembly including a keyboard, and an engagement member coupled to the keyboard, the engagement member for removably engaging with the posterior side of the third wall of the case frame; and at least one fastener for removably securing the engagement member of the keyboard assembly with the posterior side of the third wall of the case frame. In addition, other aspects are described in the claims, drawings, and text forming a part of the present disclosure.