Scaffold Post with Partial Connecting Discs for Variable Load Capacity

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Solution Overview

Problem

Existing scaffold posts fail to meet varying load capacity requirements across different levels of a scaffold section, leading to insufficient load-bearing capacity in lower and intermediate levels, and unnecessary logistical efforts due to the need for different variants of scaffold posts.

Innovation Solution

A scaffold post design featuring a base post with a connecting disc, connection hooks, and partial connecting discs, allowing for flexible rotation and connection to different types of scaffold elements, thereby enabling the creation of scaffold sections with varying load capacities using a single variant of the scaffold post.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If different variants of scaffold posts are used in lower and intermediate levels to meet higher load capacity requirements, then the load capacity is improved, but the logistical effort increases

Engineering Contradiction:
Improveload capacityVSAvoidlogistical effort
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The scaffold post is designed with multiple connection hooks and partial connecting discs that can be oriented in different directions, allowing a single universal post variant to serve multiple load capacity requirements. By rotating the post to different orientations, the same post can provide either full load capacity or reduced load capacity as needed, eliminating the need for multiple specialized post variants.

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

2Device complexity

If a single variant of scaffold post is used throughout, then logistical effort is reduced, but the load capacity in lower and intermediate levels becomes insufficient

Engineering Contradiction:
Improvelogistical effortVSAvoidload capacity
Core Design Contradiction:
Device complexityVSStrength

Solution Approach 1:

The scaffold post incorporates dynamically reconfigurable connection elements - specifically, connection hooks and partial connecting discs that can be positioned at different orientations relative to the post axis. This dynamic configuration allows the same physical post to adapt its load-bearing characteristics to match the requirements of different scaffold levels, providing high load capacity when needed while maintaining structural integrity.

Inventive Principle:
Principle #15Dynamics

3Stability of the object's composition

If the connecting disc projects equally in all radial directions, then structural symmetry is maintained, but accessibility to connection hooks is reduced

Engineering Contradiction:
Improvestructural symmetryVSAvoidaccessibility to connection hooks
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The partial connecting discs are designed with asymmetric projection - they extend less far in the direction where connection hooks are located compared to other radial directions. This intentional asymmetry creates clearance space that improves accessibility to the connection hooks, allowing workers to easily attach and detach connections without interference from the connecting discs, while the overall structural symmetry is maintained through the balanced arrangement of multiple discs.

Inventive Principle:
Principle #4Asymmetry

Data Source

PatentUS20250129620A1Scaffold post for vertical installation in a scaffold section
Publication Date: 2025.04.24 PERI GMBH
  • US20250129620A1 patent drawing
  • US20250129620A1 patent drawing
  • US20250129620A1 patent drawing

AI summary

A scaffold post, in particular for vertically oriented installation in a scaffold section, comprising: a base post which extends along a longitudinal axis; at least one connecting disc which is attached to the base post, the connecting disc enclosing the base post and projecting in the radial direction to the longitudinal axis and in a circumferential direction around the entire base post, at least two connection hooks which are attached to an outer circumferential surface of the base post and, when viewed from above, extend, in a direction of extension, radially away from the longitudinal axis from a plane perpendicular to the longitudinal axis; and at least two partial connecting discs which are attached to the base post, the partial connecting discs projecting to different extents beyond the base post in the radial direction to the longitudinal axis as viewed in a circumferential direction around the base post.