Retractable Tractor Light Assemblies on Loader Brackets
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Solution Overview
Problem
Standard tractor headlamps often have their light blocked by the loader, leading to insufficient illumination in front of the tractor, especially in indoor or nighttime operations, posing safety hazards due to reduced visibility.
Innovation Solution
An auxiliary light system mounted on the loader bracket, featuring a retractable and pivotable arm with directional lights that can extend laterally beyond the loader, providing additional illumination to the sides and front of the tractor.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If standard headlamps are used on the tractor, then the lighting structure is simple, but the light is blocked by the loader causing insufficient illumination
Solution Approach 1:
The light system is divided into multiple independent light assemblies (first light assembly, second light assembly, third light assembly, fourth light assembly) positioned at different locations. Each assembly can be independently controlled and positioned to illuminate different areas, resolving the blocking issue while maintaining manageable system complexity through modular design.
Solution Approach 2:
The patent transitions from a single-plane lighting arrangement (standard headlamps on the tractor body) to a three-dimensional lighting configuration with light assemblies positioned at the loader bracket, front of the loader, and side of the loader. This spatial distribution in multiple dimensions ensures unobstructed illumination paths while organizing complexity through structured multi-position deployment.
2Illumination intensity
If multiple light assemblies are added to eliminate light blocking, then illumination is improved, but device complexity increases
Solution Approach 1:
The light assemblies are designed with universal mounting capabilities at multiple locations (loader bracket, front of loader, side of loader) and can serve multiple functions: primary illumination, supplementary lighting, and area-specific illumination. This multi-functionality justifies the increased number of assemblies by providing versatile lighting solutions that address various operational scenarios.
Solution Approach 2:
The light assemblies incorporate adjustable and movable mounting mechanisms that allow dynamic positioning and orientation adjustment. This enables the system to adapt to different operational conditions and loader positions, optimizing illumination effectiveness while reducing the need for excessive fixed light assemblies.
3Illumination intensity
If light assemblies are positioned laterally outboard of the loader, then light blocking is eliminated, but the mounting structure becomes more complex
Solution Approach 1:
The mounting structure for the light assemblies is merged with the existing loader bracket and loader body structure. By integrating the lighting mounting points into the already-present structural components of the loader, the patent achieves lateral positioning of lights without adding separate complex mounting structures, thus eliminating light blocking while minimizing structural complexity increase.
Data Source
AI summary
An auxiliary light system for a tractor for illuminating an area in front of a loader of the tractor. The auxiliary light system can include a pair of light assemblies mounted on respective loader brackets connecting the loader to a main body of the tractor. The light assemblies can be controlled from an operator station of the tractor to move lights on the light assemblies between stowed and operational positions. The light assemblies can be installed as original equipment on the tractor or applied to the tractor as after-market equipment. Associated methods are also disclosed.