Convertible Carrying Case with Dual Access Configurations

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Solution Overview

Problem

Existing convertible carrying cases require the removal or rearrangement of contents and have limitations in accessibility and configuration versatility, such as single access points and restricted orientation changes.

Innovation Solution

A convertible carrying case design featuring two containers with primary and secondary faces, accessible through respective access structures, connected by a hinge and openable-closeable connections, allowing conversion between configurations like backpack, briefcase, and saddlebag without removing contents, using annular extensions to secure and flip connections for different orientations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If existing convertible carrying cases are converted between configurations, then the carry structure characteristics change, but the contents must be removed or rearranged

Engineering Contradiction:
Improveconfiguration conversion capabilityVSAvoidcontents accessibility during conversion
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The carrying case is divided into a main container and a detachable conversion structure (flap with straps). This segmentation allows the conversion components to be independently manipulated while the main container remains stationary with contents intact, resolving the contradiction between configuration adaptability and ease of operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A flap structure with attachment straps serves as an intermediary element between the main container and the external environment. This intermediary allows configuration changes (backpack to briefcase conversion) without requiring direct manipulation of the contents, maintaining accessibility while enabling versatility.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If existing convertible carrying cases use single access points, then the structure is simplified, but the accessibility and configuration versatility are limited

Engineering Contradiction:
Improveaccess point varietyVSAvoidaccess structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The flap structure serves multiple functions: it acts as a closure, provides an additional access point, and serves as an attachment mechanism for conversion straps. This multi-functionality increases access point variety without proportionally increasing structural complexity, as the same components fulfill multiple roles.

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

3Adaptability or versatility

If existing convertible carrying cases allow orientation changes, then the versatility improves, but the structural complexity increases

Engineering Contradiction:
Improveorientation change capabilityVSAvoidconversion mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The conversion mechanism uses dynamic, reversible attachment straps that can be quickly connected and disconnected. This dynamic design allows orientation changes (horizontal to vertical) without complex permanent structural modifications, balancing versatility with manageable complexity.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11653746B1Convertible carrying case
Publication Date: 2023.05.23 BERGQUIST BART
  • US11653746B1 patent drawing
  • US11653746B1 patent drawing
  • US11653746B1 patent drawing

AI summary

A device having a first container and a second container that is convertible between a primary configuration and a secondary configuration. Each container having a primary face (with primary access structure for accessing the interior of the container when the device is in the primary configuration) and a secondary face (with secondary access structure for accessing the interior of the container when the device is in the secondary configuration). A first mateable half and a second mateable half of an openable-closeable connection are connectable to secure the containers in either a primary configuration or a secondary configuration. Preferably, contents within the containers may remain during conversion between the primary configuration and the secondary configuration. A method for converting a device between the primary configuration and the secondary configuration.