Telescoping Magnetic Tailgate Ramp for Secure ATV Loading

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Solution Overview

Problem

Traditional tailgate ramps for loading motorcycles and ATVs into trucks are limited by their elongated length, which hinders transportability and storage, and often lack secure attachment to the vehicle, posing safety and damage risks due to instability and gaps in support that can lodge vehicle wheels.

Innovation Solution

A telescoping tailgate ramp assembly with magnetic anchors that securely attaches to a truck tailgate, featuring a continuous ramp platform with minimized gaps and a frame structure that condenses for storage, allowing easy deployment and secure positioning using magnetic anchors.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional elongated ramp sections are used, then the ramp can support motorcycle loading, but the elongated length limits transportability and stowage

Engineering Contradiction:
Improvemotorcycle loading capabilityVSAvoidramp length
Core Design Contradiction:
Ease of operationVSLength of moving object

Solution Approach 1:

The ramp is divided into multiple telescoping sections that can be extended when needed for loading and retracted into compact segments for storage, resolving the contradiction between operational length and storage compactness

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The telescoping ramp sections are nested within each other like dolls, allowing the long ramp structure to be condensed into a small package for easy transport and storage while maintaining full extension capability during use

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If traditional ramps are used, then loading can be performed, but secure attachment to the transport vehicle is compromised, posing safety risks

Engineering Contradiction:
Improveloading functionVSAvoidattachment security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

Traditional mechanical fastening systems are replaced with magnetic attachment mechanisms that provide secure holding force through magnetic attraction, simplifying the attachment system while improving reliability through stronger and more consistent holding force

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The attachment mechanism uses magnetic field strength as a controllable parameter to provide adjustable holding force, allowing the ramp to be securely attached during loading while enabling easy release when needed

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If make-shift wooden plank ramps are used, then loading can be attempted, but the planks are not designed to carry significant load, resulting in failure risk

Engineering Contradiction:
Improveloading capabilityVSAvoidload bearing capacity
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The ramp structure transitions from static wooden planks to a dynamic telescoping design with articulated sections that can adjust and distribute loads dynamically, maintaining structural integrity under varying load conditions while preserving loading functionality

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

The solution provides a safe, secure, and convenient means to load motorcycles and ATVs by minimizing gaps and ensuring stable support, reducing the risk of ramp dislodgement and damage, while allowing easy storage and transport of the ramp.

Implementation Method 1

The assembly is securable to a pickup truck tailgate utilizing magnetic anchors, which statically support the ramp device while in use and while stowed

Methodology Applied
Scientific EffectMagnetism: Magnetism

Data Source

PatentUS9199569B2Telescoping and magnetic tailgate ramp
Publication Date: 2015.12.01 JUSTAK JEFFREY
  • US9199569B2 patent drawing
  • US9199569B2 patent drawing
  • US9199569B2 patent drawing

AI summary

Disclosed is a telescoping ramp, comprising a frame, a plurality of extendable ramp members and a magnetic base for securing to a tailgate structure. The ramp members comprise a plurality of aligned, telescoping members that form an extendable ramp, wherein the members form into one another and are extendable by separation of a first ramp end from an opposing second ramp end, the members being connected therebetween. The first ramp end connects to upstanding portions of the frame and within a slotted channel. The channel allows the first ramp end to be moved horizontally and vertically within the frame to position the condensed ramp within the frame interior, while also allowing the extended ramp to clear the frame and facilitate a smooth transition between the ramp and the frame when loading objects thereacross. The ramp members are box structures that condense into one another and include progressively tapering cross sections.