Functional Rail Bracket Locking for Modular Worksurface Support

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Solution Overview

Problem

Existing upright wall panel systems in office environments face difficulties in supporting work surfaces and accessories due to the top rail being occupied by aesthetically pleasing caps or other accessories, making it challenging to attach work surfaces securely.

Innovation Solution

A functional rail system is introduced, featuring an elongated rail with a channel and side accessory slots, along with interfitting upper and lower brackets that lock in place to securely mount and support work surfaces or other accessories.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If the top rail is used for mounting aesthetic caps or accessories, then the appearance quality is improved, but the ability to support work surfaces deteriorates

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidwork surface mounting capability
Core Design Contradiction:
ShapeVSAdaptability or versatility

Solution Approach 1:

The top rail is segmented into two functional zones: an upper portion for aesthetic caps/accessories and a lower portion with accessory slots for work surface mounting. This segmentation allows both aesthetic and functional requirements to be satisfied simultaneously without interference.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The accessory slots are positioned on the lower portion of the rail, utilizing the vertical dimension to separate aesthetic elements (upper rail) from functional mounting elements (lower rail with slots). This dimensional separation resolves the conflict between appearance and functionality.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Ease of operation

If brackets are inserted into accessory slots, then work surfaces can be mounted, but the brackets can be accidentally removed or loosened

Engineering Contradiction:
Improvework surface attachmentVSAvoidmounting security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The bracket assembly transitions from a loose fit state during installation to a locked state during operation. The movable support portion allows initial insertion, then engages with the slot walls to prevent removal, providing both ease of installation and secure mounting.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The bracket design includes features that prevent accidental removal before proper installation is complete. The interfitting mechanism and locking action create preliminary resistance to removal attempts, ensuring the bracket remains securely mounted once installed.

Inventive Principle:
Principle #9Preliminary anti-action

3Ease of manufacture

If the rail structure is simplified for ease of manufacture, then manufacturing cost is reduced, but the load-bearing capacity for work surfaces deteriorates

Engineering Contradiction:
Improverail fabricationVSAvoidwork surface support capacity
Core Design Contradiction:
Ease of manufactureVSStrength

Solution Approach 1:

The load-bearing function is segmented from the aesthetic rail structure and transferred to the bracket assembly. The rail itself remains simple and easy to manufacture, while the brackets provide the necessary structural support for work surfaces, separating manufacturing simplicity from load-bearing capability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The brackets serve as intermediary elements between the simple rail structure and the work surfaces. They transfer and distribute the load from work surfaces to the rail, allowing the rail to remain structurally simple while still supporting heavy loads through the intermediary bracket mechanism.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 functional rail system effectively supports work surfaces and accessories by providing a secure mounting mechanism that prevents removal, allowing for easy attachment and stable positioning along the rail's length.

Implementation Method 1

the second leg of the upper bracket horizontally presses the second leg of said lower bracket against the floor of the slot to frictionally lock the brackets in place along the longitudinal length of the slot

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS10258157B2Functional rail and worksurface support
Publication Date: 2019.04.16 HAWORTH INC
  • US10258157B2 patent drawing
  • US10258157B2 patent drawing
  • US10258157B2 patent drawing

AI summary

A functional rail system is mounted to the top of a modular office panel and supports a worksurface on the rail with the worksurface locked in position along the rail. The rail includes a channel in the upper surface for receiving an accessory, and a side accessory slot for mounting the worksurface. The worksurface may be mounted via an upper bracket and a lower bracket interfitted with each other and the side accessory slot to frictionally lock the brackets in place along the longitudinal length of the slot.