Insulated Spring-Clip Lamp Mounting to Prevent Ghost Light

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Solution Overview

Problem

Conventional lamps generate ghost light due to direct contact between exposed metal portions and metal members, which is undesirable for users.

Innovation Solution

The lamp assembly incorporates insulation components such as sleeves or pads between spring clips and metal members, preventing direct contact and thus eliminating ghost light generation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If spring clips directly contact the metal member for mounting, then the mounting structure is simple and device complexity is reduced, but ghost light is generated and object-affected harmful factors increase

Engineering Contradiction:
Improvemounting structure complexityVSAvoidghost light generation
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The patent introduces insulation components (insulation sleeves or insulation pads) as intermediary elements between the spring clips and the metal member. These insulation components prevent direct contact between metal parts, thereby eliminating ghost light generation while maintaining the mounting function. The insulation sleeves cover the spring clips, and the insulation pads are positioned between the spring clips and metal member, serving as mediators that resolve the harmful effect without complicating the overall mounting structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If insulation components are added between spring clips and metal member, then ghost light is prevented and object-affected harmful factors are reduced, but device complexity increases

Engineering Contradiction:
Improveghost light generationVSAvoidmounting structure complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The insulation components used in the patent are simple, inexpensive elements that can be easily manufactured and installed. The insulation sleeves and pads are basic protective components that do not require complex mechanisms or expensive materials. Their simplicity and low cost mean they add minimal complexity to the overall device while effectively preventing ghost light generation.

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

3Adaptability or versatility

If insulation sleeves with swingable second portion are used, then adaptability to various spring clip structures is improved, but device complexity increases

Engineering Contradiction:
Improveadaptability to spring clip structuresVSAvoidinsulation sleeve structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The insulation sleeve incorporates a swingable second portion that can move relative to the first portion, allowing the sleeve to adapt to different spring clip configurations and installation positions. This dynamic feature enables the insulation sleeve to accommodate various spring clip structures without requiring multiple different insulation components, thereby improving versatility while maintaining relatively simple construction.

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

Effectively prevents ghost light by ensuring the spring clips do not contact the metal members, facilitating user operation and adapting to various structures with a simple design.

Implementation Method 1

insulation components arranged between the spring clips and the metal member, such that in a state in which the lamp body is mounted on the metal member, the spring clips do not directly contact the metal member

Methodology Applied
Scientific EffectElectrical Insulation: Electrical Resistance

Data Source

PatentUS12631317B2Lamp assembly
Publication Date: 2026.05.19 SAVANT TECHNOLOGIES LLC
  • US12631317B2 patent drawing
  • US12631317B2 patent drawing
  • US12631317B2 patent drawing

AI summary

Provided is a lamp assembly that includes a lamp body and spring clips for mounting the lamp body on a metal member having an opening for receiving the lamp body, and each of the spring clips includes a spring portion mounted on the lamp body and an elastic arm portion connected to the spring portion, the elastic arm portion being used for abutting against the metal member, the lamp assembly also includes insulation components arranged between the spring clips and the metal member such that in a state in which the lamp body is mounted on the metal member, the spring clips do not directly contact the metal member.