Mounting Frame With Retractable Extensions For Ceiling Grid

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Solution Overview

Problem

Existing ceiling support grid systems face challenges in efficiently mounting and retrofitting light sources, louvers, and lenses without requiring extensive labor or removal of existing fixtures.

Innovation Solution

A mounting frame system with fixed and retractable extensions is designed to fit into ceiling support grid openings, allowing for easy installation and retrofitting of LED light sources, louvers, or lenses by laying fixed extensions on one flange and extending retractable extensions on another, enabling secure mounting without removing existing troffers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional mounting methods are used for ceiling support grids, then existing fixtures must be removed for installation, but this increases labor time and complexity

Engineering Contradiction:
ImproveInstallation easeVSAvoidInstallation time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The mounting frame is designed to nest within the ceiling support grid opening, with retractable extensions that fold into the frame body during installation. This nested structure allows the fixture to be installed without removing existing troffers, as the mounting frame fits within the available space and the retractable extensions can be deployed after positioning.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The mounting frame incorporates retractable extensions that can dynamically change their configuration during installation. The extensions are retracted during the insertion phase to minimize profile, then extended after positioning to provide secure mounting. This dynamic behavior enables installation without removing existing fixtures, resolving the contradiction between ease of operation and time loss.

Inventive Principle:
Principle #15Dynamics

2Reliability

If secure mounting is achieved through fixed extensions only, then the mounting structure becomes rigid and difficult to install in tight spaces

Engineering Contradiction:
ImproveMounting securityVSAvoidInstallation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The mounting frame is segmented into fixed extensions and retractable extensions as separate functional components. The fixed extensions provide stable mounting when deployed, while the retractable extensions can be temporarily retracted to simplify installation. This segmentation allows the system to switch between high security and low complexity states, resolving the contradiction between mounting security and installation complexity.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If existing troffers are removed for retrofitting, then new light sources can be installed, but this increases labor requirements and installation time

Engineering Contradiction:
ImproveRetrofit capabilityVSAvoidInstallation efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The mounting frame acts as an intermediary component between the ceiling support grid and the new light source. It provides a secure mounting interface without requiring removal of existing troffers, thus enabling retrofitting while maintaining installation efficiency. The intermediary mounting frame absorbs the complexity of adaptation, allowing quick installation of new lighting fixtures.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS9989225B2System configured for mounting with a ceiling support grid and method of installation
Publication Date: 2018.06.05 LITETRONICS INT
  • US9989225B2 patent drawing
  • US9989225B2 patent drawing
  • US9989225B2 patent drawing

AI summary

Technologies are described for a system for mounting a louver, a lens, or a rectangular or square light LED light source to a ceiling support grid. A mounting frame has at least one fixed flat extension extending from the first side and at least one retractable extension on a second side. The mounting frame is configured to be inserted into a grid opening and mounted to the grid and provide a frame for the mounting of a louver, a lens, or a rectangular or square light LED light source to the ceiling support grid.