Flush-Mount Lighting Fixture With Spring Arms

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Solution Overview

Problem

Conventional lighting fixtures for architectural surfaces are bulky, difficult to install, and require excessive clearance, often necessitating reframing and interfering with other systems like HVAC ducts and plumbing, while also being challenging to insert and remove light sources due to their deep profile and socket shadow issues.

Innovation Solution

A lighting fixture design featuring a base plate with integrated mounting brackets and clamps that use spring arms to center and secure light sources, allowing for easy insertion and removal, and accommodating different light source sizes, with a thin profile that doesn't require additional framing, and includes a bearing structure to assist with installation and centering.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional lighting fixtures are used, then light sources can be secured to architectural surfaces, but the fixtures require excessive clearance space and necessitate reframing

Engineering Contradiction:
Improvelight source securingVSAvoidfixture depth
Core Design Contradiction:
ReliabilityVSLength of stationary object

Solution Approach 1:

The lighting fixture transitions from a deep protruding design to a thin profile that mounts flush against the architectural surface. The mounting brackets extend perpendicular to the light source face, allowing the fixture to occupy minimal depth space while maintaining secure attachment capabilities.

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

Solution Approach 2:

The fixture is divided into separate functional components: mounting brackets that attach to the architectural surface, a base plate that provides structural support, and clamps that secure the light source. This segmentation allows each component to be optimized independently, resulting in a compact overall design.

Inventive Principle:
Principle #1Segmentation

2Reliability

If conventional lighting fixtures are used, then light sources can be mounted, but installation and removal are overly difficult

Engineering Contradiction:
Improvelight source mountingVSAvoidinstallation ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The clamps incorporate spring sections that provide automatic mechanical engagement when the light source is inserted. This dynamic mechanism eliminates the need for complex manual adjustment or multiple fastening steps, allowing installers to simply slide the light source into place and have it securely held by the spring-loaded clamps.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The spring-loaded clamps automatically engage and secure the light source upon insertion, without requiring additional manual intervention. The bearing structures also self-align to guide proper positioning, making the entire installation process intuitive and requiring minimal skill or tools.

Inventive Principle:
Principle #25Self-service

3Reliability

If conventional lighting fixtures are used, then light sources can be secured, but reframing is necessary

Engineering Contradiction:
Improvelight source supportVSAvoidframing requirements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The mounting brackets are designed to attach to various architectural surfaces including drywall, wood, and metal studs without requiring specialized framing modifications. The brackets can be mounted to existing surface structures, making the fixture universally applicable across different construction types and eliminating the need for reframing.

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

4Reliability

If conventional lighting fixtures are used, then light sources can be held, but interference with other systems occurs

Engineering Contradiction:
Improvelight source holdingVSAvoidclearance space
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The fixture repositions the light-holding function from a deep protruding configuration to a flush-mounted arrangement where the mounting brackets extend perpendicular to the light source face. This dimensional reconfiguration reduces the footprint and clearance requirements, allowing the fixture to coexist with HVAC ducts, plumbing, and electrical conduit without interference.

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

5Reliability

If conventional lighting fixtures are used, then light sources can be secured, but socket shadow issues arise

Engineering Contradiction:
Improvelight source fixationVSAvoidlight uniformity
Core Design Contradiction:
ReliabilityVSIllumination intensity

Solution Approach 1:

The thin profile design positions the light source flush with or slightly recessed in the architectural surface, eliminating the deep sockets that cause shadowing. This allows light to distribute uniformly across the fixture opening without being blocked by deep structural elements, achieving consistent illumination intensity across the entire light output area.

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

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

The solution enables quick and easy installation and removal of light sources, reduces the need for reframing, minimizes interference with other systems, and provides a uniform lighting effect by automatically centering the light sources within the fixture.

Implementation Method 1

two spring arms 304, 306 that are configured to center the light source 301 within the fixture 300

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS9388969B2Lighting system for an architectural surface structure
Publication Date: 2016.07.12 DOUBEK DAVID E
  • US9388969B2 patent drawing
  • US9388969B2 patent drawing
  • US9388969B2 patent drawing

AI summary

Lighting fixtures for attachment to architectural surface structures are adapted to hold light sources. The lighting fixtures may include a base plate and mounting brackets. Clamps are provided that may bias the light source in either the forward or rearward direction. The clamps may include spring arms that center the light source within the fixture in addition to retaining the light source in place. The fixtures may further accommodate overlying structures, such as lenses. The lighting fixtures facilitate use with a variety of different architectural structures and formation in various shapes.