Heated Surface with Ceramic Insulation for Anti-Slip Ramps

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Solution Overview

Problem

Portable ramps used in various applications, such as accessing truck or trailer cargo, face safety issues due to slippery conditions caused by freezing moisture or snow, which can lead to slips and falls, especially in environments where visibility is obstructed by freight or weather conditions.

Innovation Solution

A heated portable ramp design featuring a base with a first ceramic insulating layer, a heating element, and a second ceramic insulating layer, along with protective rubber layers, to prevent moisture from freezing and snow from accumulating, thereby reducing slip and fall risks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a portable ramp is used to provide access to cargo areas in freezing conditions, then the ramp enables loading and unloading operations, but moisture accumulates on the ramp surface and freezes creating slippery conditions

Engineering Contradiction:
Improveloading and unloading capabilityVSAvoidanti-slip safety
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent changes the temperature parameter of the ramp surface by integrating a heating element that raises and maintains the surface temperature above freezing point, preventing moisture accumulation and ice formation, thereby resolving the contradiction between operational capability and safety reliability

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent introduces a heating element as an intermediary component between the ramp structure and the environment, which actively counteracts the freezing conditions by providing thermal energy, thus preventing slippery conditions while maintaining loading/unloading functionality

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a heated surface is integrated into the portable ramp to prevent freezing, then slip and fall risks are reduced, but the device complexity and manufacturing cost increase

Engineering Contradiction:
Improveanti-slip safetyVSAvoidheating system integration
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The heating element is designed to serve multiple functions: preventing ice formation, melting snow, and maintaining a safe walking surface, thereby justifying the added complexity through multi-functionality that enhances safety without requiring separate systems for each function

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

Solution Approach 2:

The heating system is designed to be self-regulating where the heating element automatically activates when temperature sensors detect freezing conditions, and deactivates when the surface temperature reaches the desired threshold, reducing the need for complex control systems and manual intervention

Inventive Principle:
Principle #25Self-service

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 heated surface effectively prevents moisture from freezing and snow from accumulating, enhancing safety by maintaining a non-slippery condition on the ramp, even in freezing temperatures, thus reducing the risk of injuries from slips and falls.

Implementation Method 1

A heating element is provided above the first ceramic insulating layer

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

A first ceramic insulating layer is provided above the base

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Data Source

PatentUS10568164B2Heated surface and method
Publication Date: 2020.02.18 MARX QUINTIN S
  • US10568164B2 patent drawing
  • US10568164B2 patent drawing
  • US10568164B2 patent drawing

AI summary

A heated surface and method of making the same is disclosed. The surface has a base. A first ceramic insulating layer is provided above the base. A heating element is provided above the first ceramic insulating layer. A second ceramic insulating layer is provided above the heating element. A protective layer is provided above the second ceramic insulating layer.