Tool-Free Lighting Bracket with Telescoping Shafts

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Solution Overview

Problem

Existing lighting arrangements require specialized holes in ceilings or walls for each shape and size of luminaire, and often necessitate tool usage for assembly.

Innovation Solution

A lighting arrangement featuring a mounting bracket with telescoping shafts and spring members that allows for tool-free attachment of a luminaire to ceilings or walls, accommodating various hole sizes and shapes without the need for specialized installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional mounting methods are used for lighting fixtures, then secure attachment is achieved, but specialized holes in ceilings or walls are required for each shape and size of luminaire

Engineering Contradiction:
Improvecompatibility with different luminaire shapes and sizesVSAvoidrequirement for specialized holes
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The mounting bracket is designed with a universal interface that can accommodate multiple luminaire shapes and sizes through a single standardized mounting hole configuration. The bracket portions and shafts are configured to work together in a standardized manner that adapts to different luminaire types without requiring specialized holes for each shape and size.

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

2Ease of operation

If traditional mounting methods are used for lighting fixtures, then secure attachment is achieved, but tool usage is necessary for assembly

Engineering Contradiction:
Improveease of installationVSAvoidrequirement for tool usage
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The mounting bracket incorporates spring-loaded shafts that automatically extend and lock into the bracket portions when the luminaire is installed, eliminating the need for tools. The spring members provide automatic engagement and securing forces, allowing the assembly to be completed by simple insertion and release actions without requiring screwdrivers, wrenches, or other tools.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If telescoping shafts with spring members are used for mounting, then tool-free attachment is achieved, but the structure becomes more complex

Engineering Contradiction:
Improvetool-free installationVSAvoidnumber of moving parts
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The telescoping shafts are designed with nested segments that slide within each other, allowing compact storage when retracted and extended configuration during operation. The spring members are integrated within the shaft structure, with the first spring member positioned within the first shaft and the second spring member within the second shaft, creating a space-efficient nested arrangement that minimizes the number of separate components.

Inventive Principle:
Principle #7Nested doll (Nesting)

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 easy, tool-free installation of lighting fixtures on ceilings or walls, accommodating different luminaire shapes and sizes, and provides secure engagement without damaging the mounting surface.

Implementation Method 1

The mounting bracket can also include at least one spring positioned to bias the at least one pair of telescoping shafts to an extended configuration

Methodology Applied
Scientific EffectSpring: Spring

Data Source

PatentUS11067233B2Lighting arrangement with battery backup
Publication Date: 2021.07.20 CP IP HLDG
  • US11067233B2 patent drawing
  • US11067233B2 patent drawing
  • US11067233B2 patent drawing

AI summary

A lighting arrangement operable to emit light is disclosed herein. The lighting arrangement can include a mounting bracket and a luminaire. The mounting bracket can have first and second bracket portions positioned about a central longitudinal axis of the mounting bracket. The mounting bracket can also include at least one pair of telescoping shafts interconnecting the first and second bracket portions. The mounting bracket can also include at least one spring positioned to bias the at least one pair of telescoping shafts to an extended configuration. The luminaire can have at least one spring member selectively engageable with at least one shaft of the at least one pair of telescoping shafts to selectively interconnect the luminaire and the mounting bracket.