Interchangeable Protective Case for PED with Plug-in Thermal Camera

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Solution Overview

Problem

Current protective cases for personal electronics devices (PEDs) are not compatible with plug-in accessories like thermal cameras, as they are either too bulky to allow accessory connections or require removal of the case to use the accessory, making it inconvenient to switch between using the PED with and without the accessory.

Innovation Solution

A protective case design with interchangeable sections that can be configured to cover the PED alone or both the PED and the accessory, maintaining electrical and mechanical connections, and including features like removable lens caps and thermal venting for compatibility with various connectors and accessories.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a protective case is designed to cover the PED, then protection against damage is improved, but compatibility with plug-in accessories deteriorates

Engineering Contradiction:
Improveprotection against damageVSAvoidcompatibility with plug-in accessories
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The protective case is divided into a first case section and a second case section that can be detached and interchanged. The second case section includes multiple interchangeable case portions that can be attached to the first case section, allowing the case to be reconfigured for different accessory types while maintaining protection for the PED.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The interchangeable case portions are designed to accommodate different types of plug-in accessories (such as cameras, sensors, or other devices) while maintaining a unified case structure. This allows a single base case to serve multiple functions by simply changing the accessory-specific portion.

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

2Reliability

If the protective case is designed for standalone PED operation, then protection coverage is improved, but ease of operation with accessories deteriorates

Engineering Contradiction:
Improveprotection coverageVSAvoidease of switching configurations
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The case transitions from a static single-configuration design to a dynamic multi-configuration design where the second case section can be easily detached and reattached with different interchangeable portions. This dynamic reconfiguration allows users to switch between protecting only the PED and protecting both the PED and various accessories.

Inventive Principle:
Principle #15Dynamics

3Strength

If the case structure is made rigid for protection, then strength is improved, but adaptability to different accessory sizes deteriorates

Engineering Contradiction:
Improvecase structure strengthVSAvoidadaptability to different accessory sizes
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The case is segmented into a rigid first case section that provides structural strength and protection, and a second case section with interchangeable portions that can be configured to fit different accessory sizes and shapes. This segmentation allows the rigid portion to maintain strength while the interchangeable portions provide adaptability.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9991924B2Case design for a personal electronics device with a plug-in accessory
Publication Date: 2018.06.05 SEEK THERMAL
  • US9991924B2 patent drawing
  • US9991924B2 patent drawing
  • US9991924B2 patent drawing

AI summary

A protective case design for a personal electronics device (PED) and an optional plug-in accessory, wherein the accessory mounts to the PED by plugging in to a PED interface connector, including at least one first case section covering a portion of the PED not holding the connector, and two interchangeable mating case sections covering the remaining portion of the PED including the connector portion. One of the interchangeable case sections covers the PED in operation without the accessory installed, and the other interchangeable section is configured to protect the accessory and complete the case protection while maintaining operable accessory-to-PED-connector electrical and mechanical connection when the case sections including the accessory are mated together. The accessory may be a thermal imaging camera.