Configurable Wallpack Lighting Fixture with Segmented Housing

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Solution Overview

Problem

Traditional wallpack lighting fixtures lack configurability and require two installers for installation, particularly due to the need for supporting the weight of the fixture during wiring.

Innovation Solution

A configurable wallpack lighting fixture with a main housing and a secondary enclosure that allows for optional battery backup, featuring a hinged and detachable door portion for one-person installation, enabling self-supporting weight distribution and simplified electrical connections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the wallpack lighting fixture uses a traditional single enclosed housing design, then the structural simplicity is maintained, but two installers are required for installation due to the need for supporting the housing weight during wiring

Engineering Contradiction:
Improveinstallation processVSAvoidhousing structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The housing is divided into two separate components: a back panel for mounting and a door portion containing the lighting modules. The back panel is mounted first to the surface, then the door portion is attached to it. This segmentation allows one installer to complete the installation by eliminating the need to support the entire fixture weight during wiring, as the back panel provides structural support during the installation process.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the wallpack lighting fixture lacks configurability, then the device complexity is reduced, but the adaptability to different lighting needs is limited

Engineering Contradiction:
Improvelighting configurationVSAvoidfixture structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The fixture incorporates adjustable lighting modules that can be repositioned within the door portion to create different lighting patterns and directions. The modules can be configured to provide various lighting levels and beam angles, allowing the fixture to adapt to different lighting needs while maintaining a relatively simple overall structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The lighting modules are designed to perform multiple functions: they can be positioned at different angles, adjusted to different brightness levels, and configured to provide various lighting patterns (downward, sideways, or omnidirectional). This multi-functionality allows a single fixture design to meet diverse lighting requirements without requiring multiple different fixture types.

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

3Device complexity

If the battery pack is located inside the main housing, then the device complexity is reduced, but heat dissipation is compromised

Engineering Contradiction:
Improveenclosure structureVSAvoidheat dissipation
Core Design Contradiction:
Device complexityVSTemperature

Solution Approach 1:

The enclosure is segmented into a main housing for electrical components and a separate secondary enclosure for the battery pack. This separation allows the battery pack to be positioned in a location optimized for heat dissipation, such as an area with better airflow or thermal conduction to the mounting surface, while keeping the overall structure relatively simple.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10422492B2Solid state wallpack lighting fixture
Publication Date: 2019.09.24 MAXLITE
  • US10422492B2 patent drawing
  • US10422492B2 patent drawing
  • US10422492B2 patent drawing

AI summary

In a first aspect, a wallpack lighting fixture is provided herein for use with solid state lighting and which is configurable to selectively utilize different quantities, up to a maximum, of solid state lighting modules, allowing for different levels and patterns of light output. In a second aspect, a wallpack lighting fixture is provided herein for use with solid state lighting which includes a main housing and a secondary enclosure removably mountable to the main housing. In a further aspect, a wallpack lighting fixture is provided herein for use with solid state lighting which includes a housing having a wall mountable back panel and a door portion hingeably, and detachably, connected to the back panel.