Glass Elevator Floor Structural Integrity via Unitary Plate Design

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Solution Overview

Problem

Existing glass elevators lack improvements in design and functionality, particularly in terms of structural integrity, aesthetic appeal, and ease of manufacturing.

Innovation Solution

The innovations include a floor made from unitary, continuous, solid plate material, structural rings formed from the same material, cladding members for guide rails, and radiused bends formed using cold forming processes to enhance visibility and structural rigidity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If glass materials are used for floor, wall and ceiling elements to provide visibility, then transparency and aesthetic appeal are improved, but structural integrity and manufacturing complexity may worsen

Engineering Contradiction:
ImprovevisibilityVSAvoidstructural integrity
Core Design Contradiction:
Illumination intensityVSStrength

Solution Approach 1:

The patent employs composite material structures where glass panels are integrated with metal framing systems and support mechanisms. The glass elements provide transparency while the metal components contribute structural strength, creating a composite assembly that satisfies both visibility and structural integrity requirements.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The invention applies different material properties to different parts of the elevator enclosure. Glass materials are used specifically for panels requiring transparency, while metal materials are used for structural framing and support elements requiring high strength, optimizing each local region for its specific functional requirement.

Inventive Principle:
Principle #3Local quality

2Strength

If complex structural designs are used to improve strength and rigidity, then structural integrity is improved, but manufacturing complexity and costs increase

Engineering Contradiction:
Improvestructural integrityVSAvoidmanufacturing complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The elevator enclosure is divided into modular segments including interchangeable panels, standardized framing sections, and discrete structural components. This segmentation allows each component to be manufactured independently using standard processes, reducing overall manufacturing complexity while maintaining structural integrity through proper assembly of standardized parts.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs universal structural elements and standardized components that serve multiple functions. For example, the metal framing system provides both structural support and mounting surfaces for glass panels, while certain structural elements serve both aesthetic and load-bearing functions, reducing the total number of different components needed.

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

3Ease of manufacture

If traditional elevator enclosure designs are used, then manufacturing experience is available, but aesthetic appeal and visibility are limited

Engineering Contradiction:
Improvemanufacturing experienceVSAvoidaesthetic appeal
Core Design Contradiction:
Ease of manufactureVSShape

Solution Approach 1:

The invention inverts the traditional elevator enclosure approach by making glass the primary structural and aesthetic element rather than using glass merely as infilling within metal frameworks. This inversion allows for larger glass surfaces and more innovative structural configurations while still leveraging traditional metalworking techniques for the support system.

Inventive Principle:
Principle #13The other way round (Inversion)

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

These innovations provide a stronger, more aesthetically pleasing, and easier-to-manufacture glass elevator solution, with improved visibility and structural integrity, while reducing manufacturing complexity and costs.

Implementation Method 1

radiused bends formed using cold forming processes

Methodology Applied
Scientific EffectCold forming: Cold-forming

Data Source

PatentUS12202706B2Glass elevator innovations
Publication Date: 2025.01.21 DARNLEY ANDREW
  • US12202706B2 patent drawing
  • US12202706B2 patent drawing
  • US12202706B2 patent drawing

AI summary

A floor for use with a glass elevator is provided. The floor includes an upper major surface and a lower major surface opposing the upper major surface. The floor also includes a first side edge and a second side edge opposing the first side edge. A first front edge extends from the first side edge to a first front edge recess. A second front edge extends from the second side edge to a second front edge recess. A first rear edge extends from the first side edge to a rear edge recess. A second rear edge extends from the second side edge to the rear edge recess. The upper and lower major surfaces extend in a continuous, uninterrupted form from the first side edge to the second side edge and from the first and second front edges to the first and second rear edges.