Extendable Conveyor Lighting for Cramped Loading Zones

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Solution Overview

Problem

The environment around extendable conveyors used for loading and unloading goods is often cramped, hazardous, and uncomfortable, making it difficult to attract personnel and increasing the risk of injury due to inadequate illumination.

Innovation Solution

The integration of light sources, including LED lamps with reflectors and lens covers, positioned at the lower sides and fronts of extendable conveyor sections to provide comprehensive illumination, along with sensors to adjust lighting based on ambient conditions and personnel proximity, ensuring a safer and more comfortable working area.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If light sources are integrated at lower sides and fronts of conveyor sections, then visibility and safety are improved, but device complexity increases

Engineering Contradiction:
Improveinadequate illuminationVSAvoiddevice complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent combines multiple light sources (LED lamps with reflectors and lens covers) into an integrated lighting system positioned at the lower sides and fronts of conveyor sections. This merging approach provides comprehensive illumination of the working area while managing the complexity through unified design rather than separate lighting components.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The lighting system is segmented into multiple light sources distributed across different conveyor sections, with each section having its own illumination units. This segmentation allows the lighting to be distributed throughout the working area, improving visibility at multiple locations simultaneously while enabling modular installation and maintenance.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If sensors are added to adjust lighting based on ambient conditions and personnel proximity, then working environment comfort is improved, but device complexity increases

Engineering Contradiction:
Improveworking environment comfortVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent incorporates sensors that detect ambient light conditions and personnel proximity, providing feedback to the lighting control system. This feedback mechanism allows the lighting to automatically adjust based on real-time environmental conditions and presence detection, enhancing worker comfort and safety while optimizing energy consumption through intelligent control.

Inventive Principle:
Principle #23Feedback

3Object-affected harmful factors

If comprehensive illumination is provided throughout the working area, then safety and visibility are improved, but energy consumption increases

Engineering Contradiction:
Improvevisibility of obstacles and labelsVSAvoidenergy consumption
Core Design Contradiction:
Object-affected harmful factorsVSUse of energy by stationary object

Solution Approach 1:

The lighting system transitions from static to dynamic operation through sensor-based control. Lights are activated or adjusted based on detected personnel proximity and ambient light conditions, ensuring comprehensive illumination is provided only when and where needed. This dynamic approach maintains high visibility for safety while reducing energy consumption during periods of low activity or sufficient ambient light.

Inventive Principle:
Principle #15Dynamics

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 significantly improves the visibility of obstacles and labels, reduces the risk of injury, and enhances the working environment by providing adequate lighting, making the area safer and more comfortable for personnel.

Implementation Method 1

at least one light source positioned at a lower side of the at least one mechanically extendable section to illuminate at least an area below the at least one mechanically extendable section

Methodology Applied
Scientific EffectLight Emitting Diode: Light Emitting Diode

Implementation Method 2

LED lamps with reflectors and lens covers, positioned at the lower sides and fronts of extendable conveyor sections to provide comprehensive illumination

Methodology Applied
Scientific EffectReflection: Reflection

Data Source

PatentUS9169071B2Extendable conveyors with lights
Publication Date: 2015.10.27 CALIAN AS
  • US9169071B2 patent drawing
  • US9169071B2 patent drawing
  • US9169071B2 patent drawing

AI summary

Extendable conveyors with lights are disclosed herein. An example extendable conveyor disclosed herein includes a base unit and a mechanically extendable section, which is adjustably positionable between a nested position within the base unit and an extended position telescoped forwardly from the base unit. The conveyor includes a conveying surface to convey articles extending at least partially on an upper side of the mechanically extendable section. A light source is positioned at a lower side of the mechanically extendable section to illuminate at least an area below the mechanically extendable section.