Tri-baffle Ceiling Fixture Reflector Concealing Attachment Means

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Solution Overview

Problem

Existing lightbulb reflector assemblies in ceiling fixtures have unsightly attachment means that detract from their visual appearance, as the hooks and rivets used to secure the reflector are visible, compromising the aesthetic appeal.

Innovation Solution

The introduction of a third, extended bottom baffle that conceals the attachment means by positioning them within its wall, allowing the lightbulb or intermediate baffle to cover the unsightly components, thereby enhancing the visual appearance while maintaining structural integrity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If the reflector is attached to the ceiling fixture using visible hooks and rivets, then the structural integrity and retention are ensured, but the visual appearance is compromised due to the visibility of attachment means

Engineering Contradiction:
Improvestructural integrityVSAvoidvisual appearance
Core Design Contradiction:
StrengthVSShape

Solution Approach 1:

The baffle is divided into multiple sections: an upper baffle for light reflection, a middle baffle for structural support, and a lower extended baffle for concealing attachment means. This segmentation allows each part to serve its specific function while resolving the contradiction between structural integrity and visual appearance.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The lower extended baffle acts as an intermediary element that hides the attachment means (hooks and rivets) from view. It serves as a mediator between the structural requirement (visible attachment) and aesthetic requirement (hidden attachment), allowing the attachment means to remain structurally necessary while visually concealed.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the attachment means are positioned on the upper baffle, then the structural connection is achieved, but the attachment components become visible and detract from the aesthetic appeal

Engineering Contradiction:
Improveconnection reliabilityVSAvoidaesthetic appeal
Core Design Contradiction:
ReliabilityVSShape

Solution Approach 1:

The attachment means are relocated from the upper baffle to the lower extended baffle, changing the spatial dimension of attachment. This dimensional shift moves the attachment components to a location that is structurally equivalent but visually concealed by the middle and lower baffles, resolving the contradiction between connection reliability and aesthetic appeal.

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

3Ease of manufacture

If a conventional two-section baffle design is used, then the manufacturing simplicity is maintained, but the attachment means remain exposed and unsightly

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidvisual appearance
Core Design Contradiction:
Ease of manufactureVSShape

Solution Approach 1:

The baffle is segmented into three distinct sections (upper, middle, and lower extended baffles) rather than two sections. This additional segmentation is relatively simple to manufacture and provides the functional benefit of concealing attachment means while maintaining ease of production.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS7597460B1Tri-baffle ceiling fixture reflector including snapper assembly
Publication Date: 2009.10.06 ELITE LIGHTING
  • US7597460B1 patent drawing
  • US7597460B1 patent drawing
  • US7597460B1 patent drawing

AI summary

An improvement in lightbulb housings which is the addition of a third baffle that extends beyond and behind the length of a standard baffle which generally ends at the tip or beginning of a socket. By adding a third baffle that goes beyond and behind the socket, a snapper assembly, which has been correspondingly elongated, may be affixed, bolted, riveted, or screwed onto this third baffle. That portion of the affixation, bolt, rivet, or screw that resides in the interior of the light housing is attached along the side of the socket and behind the face of the light bulb so that the affixation will not be seen when the housing is in place.