Vehicle Puddle Lamp Assembly with Interchangeable Image Filters

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Solution Overview

Problem

Current vehicle lighting assemblies lack the ability to provide customizable and stylish lighting solutions that can be easily updated, limiting their functionality and aesthetic appeal.

Innovation Solution

A vehicle puddle lamp assembly with a housing retainer, a light source, and a removably coupled cover that includes an optical member with interchangeable image filters, allowing for various image patterns to be projected onto a surface, enhancing both functionality and style.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If vehicle lighting assemblies use fixed integrated designs, then structural stability is improved, but adaptability and customization capability deteriorate

Engineering Contradiction:
Improvestructural stabilityVSAvoidcustomization capability
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The lighting assembly is divided into separate modular components: a base housing containing the light source, removable covers, and interchangeable image filters. This segmentation allows individual components to be replaced or customized without affecting the overall structural stability of the assembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The assembly transitions from a static fixed design to a dynamic configurable system where covers and image filters can be removed and replaced. The housing retainer mechanism enables this dynamic reconfiguration while maintaining structural integrity during operation.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If vehicle lighting assemblies use removable covers with interchangeable components, then adaptability and ease of customization are improved, but device complexity increases

Engineering Contradiction:
Improvecustomization capabilityVSAvoidassembly complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The housing retainer and cover retainer mechanisms serve multiple functions: they secure the cover to the housing, provide a standardized interface for removal and reattachment, and maintain alignment of optical components. This multi-functionality reduces the need for separate fastening mechanisms, thereby limiting complexity growth.

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

Solution Approach 2:

The cover retainer is disposed within the housing retainer structure, creating a nested arrangement where the cover assembly fits into the base housing assembly. This nesting approach consolidates multiple retention features into a compact integrated solution rather than requiring separate external fasteners.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Adaptability or versatility

If interchangeable image filters are implemented, then adaptability for various image patterns is improved, but manufacturing complexity increases

Engineering Contradiction:
Improveimage pattern varietyVSAvoidmanufacturing complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The image filters are designed as inexpensive, easily replaceable components that can be manufactured using cost-effective processes. Their simplicity allows for low-cost production and easy interchangeability, enabling customers to customize image patterns without significant manufacturing complexity or cost.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

Different image filters are created by varying the optical parameters (transmission patterns, colors, shapes) of the filter material itself rather than changing the entire lighting assembly. This allows multiple image patterns to be achieved through simple material or coating variations on standardized filter substrates.

Inventive Principle:
Principle #35Parameter changes

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

Enables easy customization of image patterns and enhances the visual appeal of vehicle lighting, providing a versatile and cost-effective solution for vehicle lighting applications.

Implementation Method 1

An optical member is disposed between the housing and the cover

Methodology Applied
Scientific EffectRefraction: Refraction

Data Source

PatentUS10493906B2Vehicle puddle lamp assembly
Publication Date: 2019.12.03 FORD GLOBAL TECH LLC
  • US10493906B2 patent drawing
  • US10493906B2 patent drawing
  • US10493906B2 patent drawing

AI summary

A vehicle puddle lamp assembly is provided herein. The vehicle puddle lamp assembly includes a housing having a housing retainer. A light source is supported by the housing. A cover is removably coupled to a base portion of the housing. An optical member is disposed between the housing and the cover. The optical member may include an image filter thereon. The image filter is configured to form a desired image pattern on a surface proximate the housing.