Nested Lighting Fixture Hood Design for Compact Transport

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Solution Overview

Problem

The high packaging and transportation costs of lighting fixtures due to their large volume and the need for multiple vehicles to transport them, resulting from the conventional packaging methods that require individual boxes for each fixture.

Innovation Solution

A lighting fixture design featuring a hood body with specific angled surfaces and a frame that allows for stacking, reducing friction and preventing scratches, enabling multiple fixtures to be packed and transported more efficiently by allowing them to be stacked on top of each other.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a single lighting fixture is packaged by a box body, then the lighting fixture is protected, but the packaging cost and transportation cost increase due to large volume and multiple vehicles required

Engineering Contradiction:
Improvelighting fixture protectionVSAvoidpackaging volume
Core Design Contradiction:
ReliabilityVSVolume of stationary object

Solution Approach 1:

Multiple lampshades are nested within a single box body, with each lampshade containing a luminous source. The lampshades are arranged in a stacked configuration where they fit within the overall packaging volume, allowing multiple lighting fixtures to share one packaging container rather than each requiring separate boxes.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

Multiple lighting fixtures are combined into a single packaging unit. The patent integrates several lampshades, frames, and luminous sources into one shared box body, merging what would traditionally be separate packaged items into a single consolidated package that reduces total packaging material and transportation space.

Inventive Principle:
Principle #5Merging (Combining)

2Illumination intensity

If the volume of the lighting fixture is increased to improve lighting effect and illumination area, then the lighting performance improves, but the packaging and transportation efficiency decreases

Engineering Contradiction:
Improvelighting effectVSAvoidtransportation efficiency
Core Design Contradiction:
Illumination intensityVSProductivity

Solution Approach 1:

Multiple lampshades with adequate illumination capabilities are nested within a single packaging container. Each lampshade maintains its functional volume for lighting performance, but when nested together in the packaging configuration, they occupy a consolidated space that is more efficient for transportation than multiple separate packages.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The packaging arrangement utilizes three-dimensional stacking and nesting of lampshades within the box body. By arranging lampshades in vertical and horizontal configurations that optimize space utilization across multiple dimensions, the system maintains individual lampshade volumes necessary for lighting performance while achieving compact overall packaging dimensions for improved transportation efficiency.

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

Data Source

PatentUS11808434B2Lighting fixture convenient to pack
Publication Date: 2023.11.07 CAI YUEQI
  • US11808434B2 patent drawing
  • US11808434B2 patent drawing
  • US11808434B2 patent drawing

AI summary

The present invention discloses a lighting fixture convenient to pack, which consists of a lampshade, wherein the lampshade consists of a hood body with an inner cavity and a frame at the opening edge of the inner cavity; the frame is away from the inner cavity; the inner cavity is used to accommodate the luminous source of the lighting fixture; the hood body consists of a horizontal outer wall surface and multiple oblique outer wall surfaces formed at the edge of the horizontal outer wall surface; and the inner cavity consists of a horizontal inner wall surface and multiple oblique inner wall surfaces formed at the edge of the horizontal inner wall surface.