Hinged Accessory Case With Attachment Loop

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Solution Overview

Problem

Existing hand tool cases cannot be accessed simultaneously while being transported or suspended, as they are typically designed to be closed during transport, limiting usability and accessibility.

Innovation Solution

A case design featuring a first and second half shell hingedly attached via a hinge, with an arm member forming a case attachment loop that allows the case to pivot and remain accessible during suspension, enabling transition between open and closed states without interference from suspension devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the case is designed to be closed during transport for protection, then the case structure integrity is improved, but the accessibility to case contents deteriorates

Engineering Contradiction:
Improvecase structure integrityVSAvoidaccessibility to case contents
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The case incorporates a hinge mechanism that allows the case to dynamically transition between closed and open states while suspended, enabling users to access contents without requiring the case to be stationary or supported on a surface. The hinge enables rotational movement that maintains structural integrity while permitting operational flexibility.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The case is divided into a body portion and a removable lid portion connected by a hinge, allowing independent movement of the lid while the body remains suspended. This segmentation enables the lid to be opened for access while the main case structure stays intact and suspended during transport.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the case is suspended by a traditional carrying method, then the portability is improved, but the ability to access contents while moving deteriorates

Engineering Contradiction:
ImproveportabilityVSAvoidability to access contents while moving
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The hinge mechanism enables the case to dynamically open and close while suspended in motion, allowing users to access contents during transport without stopping or finding a support surface. The case adapts to the moving suspended state rather than requiring a stationary position for access.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The case serves multiple functions: it can be suspended for transport, opened for access, and closed for protection, all while in motion. The hinge mechanism enables the case to perform both transport and access functions simultaneously during suspended movement, eliminating the need for separate stationary storage and transport modes.

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

3Ease of operation

If the hinge is positioned to allow full opening, then the accessibility is improved, but the risk of damage to the attachment loop deteriorates

Engineering Contradiction:
ImproveaccessibilityVSAvoidrisk of damage to attachment loop
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The hinge is positioned at a specific location on the case body that creates an optimal balance between opening accessibility and attachment loop protection. This localized hinge placement ensures the attachment loop remains in a protected position while still allowing sufficient opening for content access.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The hinge positioning preemptively prevents the attachment loop from being damaged during opening operations. By strategically locating the hinge, the design anticipates and avoids potential damage scenarios before they occur, ensuring the attachment loop remains intact while maintaining full accessibility.

Inventive Principle:
Principle #9Preliminary anti-action

Data Source

PatentUS11400580B2Accessory case with attachment loop
Publication Date: 2022.08.02 APEX BRANDS INC
  • US11400580B2 patent drawing
  • US11400580B2 patent drawing
  • US11400580B2 patent drawing

AI summary

A case for storing drivable components or tool accessories may include a first half shell configured to retain drivable components or tool accessories, a second half shell, a hinge and an arm member. The hinge may operably couple the first half shell to the second half shell to enable the first and second half shells to pivot about an axis of the hinge to transition the case between an opened state and a closed state. The arm member may extend away from a portion of only one of the first or second half shell to form a case attachment loop. The case attachment loop may be disposed to enable the transition between the opened and closed states while a suspending device is passed through the case attachment loop.