Threadless Magnetic Lightbulb Socket Retention

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Solution Overview

Problem

Conventional lightbulb and socket systems require threading, which can be cumbersome and time-consuming to use, especially for users with limited dexterity, and do not provide a secure retention mechanism against gravity.

Innovation Solution

A threadless magnetic lightbulb and socket system where a lightbulb base with a threadless exterior surface and a socket with a threadless interior surface utilize permanent magnets to attract each other, ensuring secure retention without the need for threading, allowing for easy installation and removal without rotation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If threading is used to retain the lightbulb in the socket, then the lightbulb can be securely retained against gravity, but the operation becomes cumbersome and time-consuming, especially for users with limited dexterity

Engineering Contradiction:

Improveease of lightbulb installation and removalVSAvoidtime required for lightbulb replacement

Core Design Contradiction:

Ease of operationVSLoss of time

Solution Approach 1:

The patent replaces the traditional mechanical threading system with a magnetic field-based retention system. Magnets embedded in both the lightbulb base and socket create magnetic attraction forces that secure the lightbulb without requiring rotational threading motions. This substitution eliminates the need for manual rotation and threading operations, making installation and removal significantly easier and faster, especially for users with limited dexterity

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If threading is used to retain the lightbulb, then the lightbulb can be securely held, but the operation requires rotational motion that is difficult for users with limited dexterity

Engineering Contradiction:

Improveease of lightbulb installation and removalVSAvoidcomplexity of threading mechanism

Core Design Contradiction:

Ease of operationVSDevice complexity

Solution Approach 1:

The patent replaces the complex mechanical threading system with a simpler magnetic field-based system. Instead of requiring precise rotational motions and thread engagement, the magnetic system uses embedded magnets in both the lightbulb base and socket to create automatic attraction and retention. This eliminates the complexity of threading mechanisms while maintaining secure retention

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The magnetic system provides self-aligning and self-retaining functionality. When the lightbulb is brought near the socket, the magnetic fields automatically guide and secure the connection without requiring precise manual alignment or rotational operations. The system serves itself by using magnetic attraction to both guide installation and maintain retention

Inventive Principle:

Principle #25Self-service

3Ease of operation

If a threadless design is used, then the operation is simplified, but a new retention mechanism is needed to secure the lightbulb against gravity

Engineering Contradiction:

Improveease of lightbulb installation and removalVSAvoidretention force against gravity

Core Design Contradiction:

Ease of operationVSForce

Solution Approach 1:

The patent substitutes mechanical threading forces with magnetic attraction forces to provide retention. The magnets embedded in the lightbulb base and socket generate sufficient magnetic attraction force to counteract gravity and securely hold the lightbulb in place without requiring any mechanical threading or rotational forces

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

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 magnetic attraction provides a secure and efficient method for retaining the lightbulb, reducing the time and dexterity required for replacement and ensuring the lightbulb remains in place due to its weight, enhancing user convenience and safety.

Implementation Method 1

a first magnet positioned at a tip of the lightbulb base. The system further includes a second magnet positioned in the receptacle of the socket such that the first magnet and the second magnet are configured to attract each other to magnetically retain the lightbulb within the socket

Methodology Applied

Scientific EffectMagnetic attraction: Magnetism

Data Source

PatentUS10941922B2Threadless magnetic lightbulb and socket system

Publication Date: 2021.03.09 BENN LLEWELLYN RICHARD

AI summary

A threadless magnetic lightbulb and socket system includes a lightbulb base having a neck with a threadless exterior surface and a socket having a receptacle with a threadless interior surface configured to receive the neck. A first magnet is positioned at a tip of the lightbulb base and a second magnet is positioned in the receptacle of the socket such that the first magnet and the second magnet are configured to attract each other to magnetically retain the lightbulb within the socket. A threadless magnetic lightbulb includes a lightbulb base having a neck with a threadless exterior surface and a magnet positioned at a tip of the lightbulb base. A threadless magnetic socket includes a socket having a receptacle with a threadless interior surface configured to receive a lightbulb base and a magnet positioned in the receptacle of the socket.