Foldable Transporter Legs for Single-Operator Truck Bed Loading

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Solution Overview

Problem

There is a need for an effective, quick, and easy way to transport storage containers and tools between a shop and a job site, especially when a single operator is involved, without an assistant, and to manage the unmanageable number and weight of tools and equipment used in industries like construction projects, repair shops, and plumbing service providers.

Innovation Solution

A single-operator multi-function foldable transporter with articulating legs, motorized components, and edge detectors that allows for easy loading and unloading onto truck beds or raised platforms, featuring a load-bearing surface, dual-threaded lead screws for height adjustment, and lockable storage compartments for tools and equipment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a single operator transports heavy tools and equipment without an assistant, then operational independence is improved, but the physical effort and difficulty of loading/unloading increases

Engineering Contradiction:
Improveoperational independenceVSAvoidphysical effort
Core Design Contradiction:
Ease of operationVSForce

Solution Approach 1:

The transporter features articulating legs that can dynamically adjust their angle and position. The legs can be rotated between a loaded position (extending downward for stability) and a folded position (upward for compact storage). This dynamic adjustment allows a single operator to easily load and unload the transporter onto truck beds or raised platforms without requiring assistance for physical lifting or positioning.

Inventive Principle:
Principle #15Dynamics

2Stability of the object's composition

If the transporter has a level bed surface for stable loading, then loading stability is improved, but the device complexity increases

Engineering Contradiction:
Improveloading stabilityVSAvoidstructure complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The transporter bed is supported by four separate articulating legs rather than a single rigid support structure. Each leg can independently adjust its angle and position, allowing the bed to maintain a level surface even when the transporter is loaded onto uneven surfaces like truck beds or raised platforms. This segmentation into independent articulating legs provides stability without requiring a complex overall structure.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If the legs are made foldable for easy storage, then adaptability is improved, but the mechanical complexity increases

Engineering Contradiction:
Improvestorage flexibilityVSAvoidmechanical complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The articulating legs are designed with simple rotational joints and locking mechanisms that allow them to be easily folded upward for compact storage or extended downward for stable support. The legs can be rotated between positions and locked into place using basic mechanical fasteners, providing foldable storage flexibility without requiring complex mechanical systems such as hydraulic actuators or motorized mechanisms.

Inventive Principle:
Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables efficient and safe transportation of heavy tools and equipment by a single operator, ensuring secure loading and unloading while maintaining a level bed surface, reducing the risk of loss and improving operational efficiency.

Implementation Method 1

The height of the bed of the transporter is adjustable by changing the lengths or angles of the legs using dual-threaded lead screws

Methodology Applied
Scientific EffectScrew mechanism: Screw

Implementation Method 2

The transporter includes an edge detector on the front end and one on the rear-end to detect the edge of the truck bed automatically

Methodology Applied
Scientific EffectMechanical detection:

Data Source

PatentUS12583497B2Single-operator multi-function foldable transporter
Publication Date: 2026.03.24 PANOSIAN MICHAEL H
  • US12583497B2 patent drawing
  • US12583497B2 patent drawing
  • US12583497B2 patent drawing

AI summary

A system is disclosed including a transporter, having a top load bearing surface or bed, and four wheeled articulating legs, that may be operated by a single user/operator, and can be lowered or raised by changing the lengths or angles of its legs while maintaining the transporter bed level. The legs that may be folded up to be loaded onto or unloaded from a truck bed, or a stationary platform, by a single operator while carrying heavy load. The loading and unloading process is assisted by various safety brakes that prevent accidental slippage of the transporter off the truck bed. The legs' angles are changed using a dual-threaded lead screw. The transporter further includes two edge detectors on the front-end and the rear-end to detect the edge of the truck bed automatically, and prepare the folding of the transporter legs for loading onto the truck bed.