Bracket-Based Temporary Lighting for Recessed Fixtures

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Solution Overview

Problem

Temporary lighting solutions in construction sites are inadequate, as existing fixtures are costly, prone to theft, take up space, and provide inadequate illumination, often directed upwards, posing safety risks and being cumbersome to move.

Innovation Solution

A system comprising a bracket that spans a recessed lighting fixture opening, allowing a power cord to be connected to a pre-installed power supply, with a light source positioned to direct light through the opening, providing omnidirectional illumination without the need for final light fixture installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If light stands are used for temporary illumination, then light source is provided, but they are costly, take up floor space, and pose safety risks

Engineering Contradiction:
ImproveilluminationVSAvoidsafety risk
Core Design Contradiction:
Illumination intensityVSObject-affected harmful factors

Solution Approach 1:

The patent transitions from floor-based light stands to ceiling-mounted temporary fixtures, utilizing the vertical dimension and existing ceiling infrastructure to eliminate floor space occupation and improve worker safety while maintaining illumination functionality

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

2Illumination intensity

If light stands are used for temporary illumination, then light source is provided, but they are heavy and awkward which could lead to injuring a worker

Engineering Contradiction:
ImproveilluminationVSAvoidweight
Core Design Contradiction:
Illumination intensityVSWeight of moving object

Solution Approach 1:

By mounting fixtures to the ceiling structure rather than using freestanding light stands, the system eliminates the need to move heavy equipment, distributing weight to the building infrastructure and eliminating worker injury risks associated with handling heavy light stands

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

3Illumination intensity

If stringer lights are zip-tied to exposed ceiling beams, then temporary illumination is provided, but they have to be removed once ceiling installation starts resulting in no light source

Engineering Contradiction:
ImproveilluminationVSAvoidduration
Core Design Contradiction:
Illumination intensityVSDuration of action of stationary object

Solution Approach 1:

The temporary lighting fixture is designed to utilize the same mounting infrastructure (ceiling joists and electrical wiring) as the permanent fixture, allowing it to remain in place throughout construction and be replaced by the permanent fixture at the end, eliminating the need for removal and ensuring continuous illumination

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

4Illumination intensity

If light stands are used for temporary illumination, then light source is provided, but they have to be removed daily to prevent theft

Engineering Contradiction:
ImproveilluminationVSAvoidtime
Core Design Contradiction:
Illumination intensityVSLoss of time

Solution Approach 1:

The temporary lighting fixture is pre-installed and securely mounted to the ceiling structure during construction, eliminating the need for daily removal and reinstallation. The fixture remains in place until the permanent lighting is ready, preventing theft and saving significant time and effort

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11280481B1Lighting apparatus
Publication Date: 2022.03.22 MINOT LIGHT DEV GRP LLC
  • US11280481B1 patent drawing
  • US11280481B1 patent drawing
  • US11280481B1 patent drawing

AI summary

A system for providing temporary light includes a bracket that spans across an opening in a pre-installed recessed lighting fixture. An opening in the bracket receives a power cord from a power supply and is connected to a light engine. Another bracket includes a light engine to be placed across the pre-installed lighting fixture opening, where the light engine is powered by the power supply.