Spring-Loaded Drywall Rail Support for Hands-Free Ceiling Fixing

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Installers face inefficiencies when fastening drywall rails to ceilings, as they must manually hold the rails in place, which is time-consuming and labor-intensive.

Innovation Solution

A support device with a first engagement portion, a slidably attached pole, and a biasing member, such as a compression spring or gas actuator, that holds the drywall rail against the ceiling, allowing installers to fasten the rail without manual support.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If installers manually hold the drywall rail in place during fastening, then the rail can be positioned correctly against the ceiling, but the installation process becomes time-consuming and labor-intensive

Engineering Contradiction:
Improveinstallation speedVSAvoidmanual holding requirement
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The support device is self-adjusting through a spring mechanism that automatically adapts to different ceiling heights. The spring-loaded arm extends or retracts to maintain contact between the drywall rail and ceiling without requiring manual adjustment, allowing the device to serve itself across varying installation conditions.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The support device acts as an intermediary tool between the installer and the drywall rail. Instead of the installer directly holding the rail, the support device mediates by providing mechanical support through its spring mechanism, freeing the installer's hands while maintaining rail positioning.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If a support device is introduced to hold the drywall rail, then hands-free installation is enabled, but the device complexity increases

Engineering Contradiction:
Improvehands-free operationVSAvoidsupport device structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The spring mechanism functions as a counterweight system that balances the weight of the drywall rail. The spring provides an upward force that counteracts gravity's downward pull on the rail, maintaining contact pressure without requiring active power sources or complex control systems.

Inventive Principle:
Principle #8Anti-weight (Counterweight)

Solution Approach 2:

The support device incorporates dynamic elements including a slidable pole and spring mechanism that can adjust automatically to different ceiling heights and rail positions. This dynamic capability allows the device to adapt to varying installation conditions without requiring multiple fixed-height devices or complex adjustment mechanisms.

Inventive Principle:
Principle #15Dynamics

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

Enables efficient and hands-free installation of drywall rails by maintaining the rail's position against the ceiling, reducing installation time and effort.

Implementation Method 1

a biasing member arranged to act between the first engagement portion and the pole to urge the first engagement portion and the drywall rail against the ceiling during use

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

a biasing member arranged to act between the first engagement portion and the pole to urge the first engagement portion and the drywall rail against the ceiling during use

Methodology Applied
Scientific EffectGas pressure: Pressure Increase

Implementation Method 3

The engagement portion may further comprise a magnet

Methodology Applied
Scientific EffectMagnetism: Magnetism

Data Source

PatentEP4008853B1A support device
Publication Date: 2025.01.01 ILLINOIS TOOL WORKS INC
  • EP4008853B1 patent drawingFigure 1~2
  • EP4008853B1 patent drawingFigure 3~4
  • EP4008853B1 patent drawingFigure 5~6

AI summary

The present invention concerns a support device (1) for holding a component (2) against an installation surface (3). More precisely, the support device comprises: a first engagement portion (4) adapted to engage the component, a pole (5) slidably attached to the first engagement portion (4) and extending to contact an opposing surface opposite the installation surface, and a biasing member (8) arranged to act between the first engagement portion (4) and the pole to urge the first engagement portion (4) and the component against the installation surface during use.