Reconfigurable Work Equipment Handles for Cable Wrapping and Mobility

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Solution Overview

Problem

Conventional handles for work equipment, such as welding power supplies and runner carts, lack flexibility and often result in cables or wires being a tripping hazard due to their fixed positions, making it difficult to manage them effectively during use and storage.

Innovation Solution

The development of reconfigurable handles that can be adjusted in multiple positions, allowing for greater leverage during movement and easier wrapping of cables around the handles, featuring securing mechanisms like screws, bolts, or cotter pins, and the ability to couple or telescope handles for various orientations and storage options.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional fixed handles are used, then the structure is simple, but cables or wires become a tripping hazard and cannot be managed effectively

Engineering Contradiction:
Improvecable managementVSAvoidhandle structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The handle is designed to be reconfigurable with multiple positions, allowing it to transition between fixed and adjustable states. This dynamic capability enables cables to be wrapped around the handle in certain positions while maintaining a simple fixed structure in other positions, thus managing cables effectively without permanently increasing structural complexity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The handle serves multiple functions: it provides structural support, enables cable wrapping when positioned appropriately, and maintains operational leverage. By integrating these diverse functions into a single reconfigurable component, the design eliminates the need for separate cable management devices, resolving the contradiction between operational ease and device complexity.

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

2Ease of operation

If fixed handle positions are used, then the manufacturing is simple, but it is difficult to manage cables and wires during use and storage

Engineering Contradiction:
Improvecable organizationVSAvoidhandle configuration
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The handle incorporates adjustable positioning mechanisms that allow it to be configured in multiple positions during assembly and use. This dynamic configurability enables effective cable organization in certain positions while maintaining manufacturing simplicity through standardized adjustment mechanisms that can be integrated into conventional manufacturing processes.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If handles are made reconfigurable with multiple positions, then cable management is improved, but the device complexity increases

Engineering Contradiction:
Improvecable wrapping capabilityVSAvoidhandle mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The handle mechanism is divided into discrete positioning segments or notches, allowing the handle to be adjusted to specific positions for cable wrapping while maintaining a relatively simple overall structure. This segmentation enables effective cable management without requiring a continuously complex adjustment mechanism.

Inventive Principle:
Principle #1Segmentation

4Reliability

If conventional fixed handles are used, then the structure is straightforward, but cables create tripping hazards during movement

Engineering Contradiction:
Improveuser safetyVSAvoidhandle configuration
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The reconfigurable handle can be positioned to allow cables to be wrapped around it, keeping cables elevated and away from the ground where they could create tripping hazards during equipment movement. This dynamic positioning capability improves user safety without requiring permanently complex structural modifications.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12005948B2Method and apparatus for reconfigurable handles for a work equipment
Publication Date: 2024.06.11 ILLINOIS TOOL WORKS INC
  • US12005948B2 patent drawing
  • US12005948B2 patent drawing
  • US12005948B2 patent drawing

AI summary

Provided is a configurable handle for a work equipment. The work equipment, which may be a welding power source, can comprise a body, and a power conversion circuitry within the body. The power conversion circuitry is configured to convert input power to welding-type power. The work equipment comprises one or more handles attached to the body for physical manipulation of the work equipment, where at least one of the handles is configured to be oriented to any of a plurality of different positions.