Baluster Stabilizer with Projections for Wobble Reduction

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Solution Overview

Problem

Metal balusters tend to be unsteady and wobble due to a lack of a tight fit of the baluster ends into the holes drilled into the floor and rail, resulting in an imperfect look and feel.

Innovation Solution

A baluster stabilizer with a planar base and transverse projections is used to provide a secure press fit and mechanical fastening system for balusters, ensuring a stable attachment to the floor and rail.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If baluster ends are inserted into holes drilled into the floor and rail, then the baluster can be attached to the floor and rail, but the fit is loose and the baluster wobbles

Engineering Contradiction:
Improveattachment stabilityVSAvoidfit tightness
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

A stabilizer component is introduced as an intermediary element between the baluster and the hole in the floor or rail. The stabilizer includes a base that fits into the hole and protrusions that engage with the baluster, creating a precise interfacing mechanism that eliminates gaps and wobble while simplifying the installation process

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The stabilizer is pre-formed with specific geometric features including a base sized for the hole and protrusions positioned to engage the baluster. This preliminary preparation of the attachment mechanism ensures precise fit and eliminates the need for complex on-site adjustments, achieving both precision and ease of installation

Inventive Principle:
Principle #10Preliminary action

2Reliability

If a tight fit is achieved between baluster ends and holes, then wobbling is prevented, but the installation becomes more difficult

Engineering Contradiction:
Improveattachment stabilityVSAvoidinstallation ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The attachment system is segmented into three distinct components: the stabilizer base that fits into the hole, the protrusions that engage the baluster, and the baluster itself. This segmentation allows each component to be optimized independently and simplifies installation by enabling modular assembly without requiring complex alignment procedures

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The stabilizer acts as a mediator that provides a pre-engineered interface between the hole and the baluster. The base fits into the hole while the protrusions extend to engage the baluster, creating a stable connection that is easy to install while maintaining tight fit and eliminating wobble

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12264478B1Baluster stabilizer
Publication Date: 2025.04.01 RIEFFENBERGER WILLIAM A
  • US12264478B1 patent drawing
  • US12264478B1 patent drawing
  • US12264478B1 patent drawing

AI summary

A baluster stabilizer and method of installing a stabilized baluster between a floor and a rail. The stabilizer includes a planar base and a transverse projection(s). The base has a transverse primary opening therethrough configured and arranged for press fit insertion of an end of a baluster therethrough. The projection(s) extend in a first transverse direction from the lower major surface of the base proximate each of at least three sides of the primary opening for extension into a drilled hole into which the end of the baluster is to be inserted. The projection(s) are configured to allow unimpeded insertion of an end of a baluster from the upper major surface through the primary orifice and past the projections.