Pedestal Head Locator for Raised Access Floor Alignment

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Solution Overview

Problem

Existing raised access floor systems face challenges in aligning panel holes with pedestal holes, require fasteners for lateral stability, and suffer from a teeter-totter effect due to cantilevered loading, making assembly time-consuming and prone to movement.

Innovation Solution

A pedestal head system with a base and upper support featuring projections or tabs that locate and secure the panel without fasteners initially, allowing for easy alignment and stable installation, and a method involving a pedestal head locator with U-shaped supports and apertures to receive panel projections, enabling quick clamping and load transfer to the center axis.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a flat head bolt is used to attach the panel to the pedestal, then the panel can be fastened to the pedestal, but the alignment of the hole in the panel with the hole in the pedestal must be done by eye by trial and error, making lining up difficult and assembly time consuming

Engineering Contradiction:
Improvealignment easeVSAvoidassembly time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

A locating projection extends from the base of the pedestal head to engage in a corresponding receiver in the panel. This intermediary locating feature guides the panel into proper alignment with the pedestal, eliminating the need for trial and error alignment by eye and significantly reducing assembly time.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If fasteners are disposed in the holes to provide lateral stability, then the panel gains lateral stability, but the panels cannot be installed without the fasteners, increasing assembly complexity

Engineering Contradiction:
Improvelateral stabilityVSAvoidassembly complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The locating projection and receiver act as intermediary features that provide lateral stability during installation. The projection engages the receiver to prevent lateral movement of the panel relative to the pedestal, allowing the panel to be securely positioned before the fastener is fully installed, thereby simplifying the overall assembly process.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Strength

If the load on the panel is cantilevered out past the centre axis support of the pedestal, then the panel can be supported, but it causes a teeter-totter effect when loaded, causing movement in the system from panel to panel as loads are moved

Engineering Contradiction:
Improveload support capabilityVSAvoidsystem stability
Core Design Contradiction:
StrengthVSStability of the object's composition

Solution Approach 1:

The locating projection extending from the base of the pedestal head serves as an intermediary support element that positions the panel load directly over the center axis of the pedestal. This eliminates the cantilevered loading condition that causes the teeter-totter effect, ensuring that loads are transferred vertically to the pedestal center and preventing panel-to-panel movement as loads are moved across the floor system.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS8112947B2Pedestal head
Publication Date: 2012.02.14 KINGSPAN HLDG (IRL) LTD
  • US8112947B2 patent drawing
  • US8112947B2 patent drawing
  • US8112947B2 patent drawing

AI summary

A pedestal head for a floor panel comprises includes a base for a lower part of a floor panel and an upper support for receiving an upper part of a floor panel. The pedestal head has a receiver or projection for receiving and locating a corresponding projection or receiver of the floor panel The pedestal head may be die formed from a single piece of metal.