Handrail Sanitizing System with Integrated Display

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Solution Overview

Problem

Existing sanitizing systems for handrails do not continuously sanitize and inform users of real-time news and alerts simultaneously, lacking efficiency and economy in design.

Innovation Solution

A sanitizing system comprising a housing assembly with LED lights, a display, and a sanitizing assembly that includes rollers and a container for dispensing sanitizing solution, along with optional UV light, to continuously sanitize handrails and provide real-time information to users.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If existing sanitizing systems are used, then handrails can be sanitized, but they cannot continuously sanitize and provide real-time information simultaneously

Engineering Contradiction:
Improvecontinuous sanitizing capabilityVSAvoidsystem functionality integration
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent combines multiple functions (continuous sanitizing, UV light sterilization, and real-time information display) into a single integrated handrail system. The housing assembly incorporates both the sanitizing assembly with rollers and a display assembly, allowing the system to simultaneously sanitize handrails and provide news alerts to users without requiring separate devices.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The handrail system is designed to perform multiple functions: mechanical sanitizing through rollers, chemical sanitizing through solution dispensing, UV light sterilization, and information communication through displays and speakers. This multi-functional approach eliminates the need for separate sanitizing devices and information display systems.

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

2Reliability

If multiple sanitizing components are added to handrails, then sanitizing effectiveness improves, but system complexity and cost increase

Engineering Contradiction:
Improvesanitizing effectivenessVSAvoidnumber of components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The sanitizing system is divided into distinct functional modules within the housing assembly: a sanitizing assembly containing rollers and solution dispensing mechanisms, and a separate display assembly containing screens and speakers. This segmentation allows each component to be optimized independently while maintaining overall system reliability and managing complexity through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The housing assembly serves as an intermediary structure that consolidates multiple sanitizing components (rollers, solution containers, UV lights) and information display components into a single integrated unit. This intermediary housing organizes the complex components in a compact, manageable manner while presenting a unified interface to users.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Loss of information

If real-time information display is added to handrails, then user information access improves, but device complexity increases

Engineering Contradiction:
Improvereal-time information accessVSAvoidintegration of display systems
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The display assembly is merged with the sanitizing assembly within the same housing structure. The housing assembly simultaneously contains both the sanitizing components (rollers, solution dispensing) and the information display components (screens, speakers), allowing the system to provide real-time information without requiring a completely separate display system.

Inventive Principle:
Principle #5Merging (Combining)

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 system effectively reduces the transmission of bacteria and viruses on handrails, enhances user health, and provides peace of mind by continuously sanitizing and keeping users informed with real-time news and alerts, while being cost-effective and easily retrofittable.

Implementation Method 1

a container (42) for receiving and storing a sanitizing solution (48)

Methodology Applied
Scientific EffectSanitizing solution application:

Implementation Method 2

at least one of the sanitizing rollers (46) may be in fluid communication with the container (42) with the help of a hose (44) for dispersing the sanitizing solution (48)

Methodology Applied
Scientific EffectUV light sterilization: Absorption (EM radiation)

Data Source

PatentUS11174131B1Sanitizing system for handrails
Publication Date: 2021.11.16 GONZALEZ BEATRIS
  • US11174131B1 patent drawing
  • US11174131B1 patent drawing
  • US11174131B1 patent drawing

AI summary

A sanitizing system including a housing assembly and a sanitizing assembly is disclosed. The housing assembly includes a housing having lights thereon. Attached to a top of the housing is a display to present news, alerts or advertisements to users approaching an escalator or walkway with moving handrails. The housing including a curvature at a rear side that cooperates with the handrails, allowing the housing to be secured to the handrails. Within the housing is a container of the sanitizing assembly having a sanitizing solution within. The sanitizing solution is dispensed onto a sanitizing roller attached to the housing. The sanitizing roller is in abutting contact with the handrails to constantly deliver the sanitizing solution to the handrails and eliminate cross contamination bacteria from the handrails. The sanitizing roller engages a top end and lateral sides of the handrails ensuring that the handrails are always cleaned between users.