Telescoping Joist Assembly for Adjustable Suspended Access Platforms

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Solution Overview

Problem

Existing suspended work platforms require custom dimensions for specific projects, leading to delays and increased costs due to the need for designing, manufacturing, and shipping customized components.

Innovation Solution

A joist attachment and adjustable joist assembly that allows for telescoping length adjustment via interconnecting components with mechanical fasteners, enabling fine-tuning and quick adaptation to various structural support systems without the need for custom manufacturing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If custom dimensions are designed and manufactured for specific projects, then the access structure can accommodate unique project requirements, but project completion time increases and costs increase

Engineering Contradiction:
Improveadaptability to unique project requirementsVSAvoidproject completion time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The joist assembly incorporates adjustable length capability through telescoping sections that can be extended or retracted, and height adjustment through positioning mechanisms. This dynamic adjustability allows a single standardized joist design to adapt to various project-specific dimensional requirements without requiring custom manufacturing for each project.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The joist assembly allows modification of key parameters including length, height, and spacing through adjustable components and positioning mechanisms. These parameter changes enable the same standardized component to meet different project requirements by simply adjusting its configuration rather than manufacturing new custom parts.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If custom components are designed and manufactured for specific projects, then the access structure can accommodate unique project requirements, but overall project costs increase

Engineering Contradiction:
Improveadaptability to unique project requirementsVSAvoidmanufacturing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The joist assembly is designed as a universal component that can serve multiple functions and accommodate various project requirements through its adjustable features. A single standardized joist design with adjustable length, height, and spacing capabilities can replace multiple custom-designed components, reducing manufacturing costs while maintaining adaptability.

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

Solution Approach 2:

The adjustable nature of the joist assembly allows standardized components to dynamically adapt to different project requirements, eliminating the need for expensive custom manufacturing. The same component can be configured for different lengths, heights, and spacing requirements across multiple projects.

Inventive Principle:
Principle #15Dynamics

3Ease of manufacture

If fixed dimension joists are used, then manufacturing is simplified and costs are reduced, but the ability to accommodate unique project requirements is limited

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidability to accommodate unique project requirements
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The joist assembly is divided into multiple sections including telescoping parts and adjustable components that can be independently positioned. This segmentation allows the standardized joist to be configured in different arrangements to meet unique project requirements while maintaining manufacturing simplicity through modular, pre-fabricated segments.

Inventive Principle:
Principle #1Segmentation

4Adaptability or versatility

If adjustable mechanisms are added to joists, then adaptability to various project requirements is improved, but device complexity increases

Engineering Contradiction:
Improveadaptability to various project requirementsVSAvoidjoist assembly complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The joist assembly incorporates dynamic adjustment capabilities through telescoping mechanisms and positioning systems that allow length and height to be modified. These dynamic features provide adaptability to various project requirements while maintaining relatively simple construction through standardized adjustable components rather than complex custom mechanisms.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20260015875A1Adjustable joists for suspended access platforms
Publication Date: 2026.01.15 SAFWAY SERVICES LLC
  • US20260015875A1 patent drawing
  • US20260015875A1 patent drawing
  • US20260015875A1 patent drawing

AI summary

A joist attachment includes a joist attachment first end, a joist attachment second end, a top portion, and a bottom portion. The joist attachment first end is arranged on a center axis of the joist attachment. A width of the joist attachment second end is greater than a width of the joist attachment first end. The joist attachment second end includes a second support at least substantially parallel to the first support and arranged on a first side of the center axis and a third support at least substantially parallel to the second support and arranged on a second side of the center axis, the second side opposite the first side. The top portion and the bottom portion extend between the joist attachment first end and the joist attachment second end. The top portion includes a plurality of top portion apertures. The bottom includes a plurality of bottom portion apertures.