Collapsible Ladder Transport Frame with Pivotable Hooks
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Solution Overview
Problem
Service and construction personnel face difficulties in transporting long, heavy objects like ladders and pipes, often requiring solo effort and risking injury due to the challenge of maintaining control, and existing solutions do not provide a convenient, collapsible option for easy transport.
Innovation Solution
A device with a vertically oriented frame and wheels, featuring pivotable arms with hooks for securing ladders and a planar surface with abrasive coating for supporting elongate materials, allowing for easy assembly and disassembly to minimize space usage during transport.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a device is designed to transport long heavy objects like ladders and pipes, then the transporting capability is improved, but the device occupies significant space when not in use
Solution Approach 1:
The transporting device is divided into collapsible segments including the frame, arms, and hooks that can be disassembled or folded into compact configurations. The frame includes collapsible legs and the arms can be folded against the frame, transforming the device from an extended transporting configuration to a compact storage configuration.
Solution Approach 2:
The device incorporates movable and adjustable components including pivotable arms, collapsible legs, and adjustable hooks that can change position and configuration. This dynamic design allows the device to adapt between a functional transporting state and a compact storage state, optimizing both transporting capability and space efficiency.
2Strength
If the device structure is made robust to handle heavy loads, then the strength is improved, but the device complexity increases
Solution Approach 1:
The robust structure is achieved through segmented modular components including the frame, arms, hooks, and locking mechanisms that can be independently designed and assembled. This segmentation allows each component to be optimized for its specific function while maintaining overall structural strength without excessive complexity.
Solution Approach 2:
The device uses dynamic locking and positioning mechanisms that provide structural stability when needed while allowing easy transformation when not in use. The locking mechanisms engage to provide rigid support for heavy loads, then disengage to allow collapse and storage, managing complexity through controlled rigidity.
3Reliability
If the device includes features to securely hold ladders and prevent sliding, then the reliability is improved, but the ease of operation decreases
Solution Approach 1:
The device incorporates self-locking features and automatic positioning mechanisms that secure objects without requiring complex manual operations. The hooks and clamps are designed to automatically engage and lock into place, providing reliable object security while minimizing the operational steps required by the user.
Solution Approach 2:
The securing mechanisms use dynamic elements that automatically adjust to the object being transported, providing reliable holding without requiring precise manual adjustment. The movable components self-position to engage with the object, maintaining reliability while simplifying operation.
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 safe and efficient transport of long, heavy objects by distributing weight evenly and preventing sliding, reducing the risk of injury and simplifying the movement of ladders and other elongate materials across various environments.
Implementation Method 1
Positioned on the planar upper surface is an abrasive coating, or a rubberized panel that will minimize longitudinal sliding of elongate objects that are retained between the parallel side members
Implementation Method 2
The first and second hooks are mounted on an arm that is pivotally attached to the upper end of the vertical frame such that the arm is moveable from a first position in which it is generally perpendicular to the vertical frame, and a second position in which it is parallel to the frame
Data Source
AI summary
A transporting device has a frame with wheels for rolling over a surface. At the upper end of the frame are a pair of hooks for receiving the rungs of a ladder. The hooks can be replaced with a planar surface for transporting long objects such as pipes or boards.