Handrail Wi-Fi Enclosure Segmentation for Stadium Mounting

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Solution Overview

Problem

In large public venues like stadiums and arenas, the architectural designs limit the options for mounting antennas to provide wireless connectivity, necessitating innovative enclosure solutions for secure attachment to handrails or similar structures.

Innovation Solution

The enclosure for access points and antennas consists of a combination of half-shells with peripheral flanges and a mounting plate, featuring a U-shaped section for antenna attachment, a seal for weatherproofing, and a conduit for cable protection, designed for secure attachment to handrails with adjustable components for stability and maintenance accessibility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If antennas are mounted in large public venues like stadiums and arenas, then wireless connectivity is provided to attendees, but architectural designs limit the mounting options

Engineering Contradiction:
Improvemounting optionsVSAvoidarchitectural constraints
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The enclosure is divided into two half-shells that can be separately assembled around the handrail, allowing the mounting system to adapt to various handrail configurations without requiring complex architectural modifications

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting plate with U-shaped section is designed to universally attach to different handrail types and sizes, providing a versatile mounting solution that works across various architectural designs in stadiums and arenas

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

2Object-affected harmful factors

If the enclosure is made weather-resistant with seals, then protection against environmental factors is improved, but assembly complexity increases

Engineering Contradiction:
Improveweather resistanceVSAvoidassembly complexity
Core Design Contradiction:
Object-affected harmful factorsVSEase of manufacture

Solution Approach 1:

The seal is integrated into each half-shell separately, allowing each half to be pre-assembled with its seal, and then the two halves are joined together. This segmentation simplifies manufacturing and assembly while ensuring weather resistance

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The seal is nested within the groove of each half-shell, creating a built-in sealing mechanism that protects against environmental factors without adding external components or increasing assembly complexity

Inventive Principle:
Principle #7Nested doll (Nesting)

3Reliability

If the mounting plate includes U-shaped section for handrail attachment, then secure mounting is achieved, but the structure becomes more complex

Engineering Contradiction:
Improvemounting securityVSAvoidmounting plate structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The U-shaped section is merged directly into the mounting plate as an integrated feature, combining the mounting function with the structural support in a single component, thereby achieving secure mounting without significantly increasing overall device complexity

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS10249935B2Handrail Wi-Fi enclosure
Publication Date: 2019.04.02 HUBBELL INC
  • US10249935B2 patent drawing
  • US10249935B2 patent drawing
  • US10249935B2 patent drawing

AI summary

An enclosure for an access point for attachment to a handrail includes a first half-shell including a first peripheral flange portion and a second half-shell including a second peripheral flange portion, the first half-shell and the second half-shell being attached together along the first peripheral flange portion and the second peripheral flange portion to form the enclosure; a mounting plate disposed within the enclosure, the mounting plate including a peripheral edge portion coextensive with the first and second peripheral flange portions, the peripheral edge portion including first and second sides opposed to the respective first and second peripheral flange portions; and a seal disposed along the first and second sides of the peripheral edge portion, the seal on the first side being sandwiched between the first peripheral flange portion and the first side, the seal on the second side being sandwiched between the second peripheral flange portion and the second side.