Socket Bypass Mechanism for Series Light String Circuit Continuity

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Solution Overview

Problem

Conventional light strings designed in series fail to maintain functionality when a single light bulb is removed, broken, or improperly seated, as this creates an open circuit that renders the entire string inoperable.

Innovation Solution

A socket assembly with a bypass mechanism that allows current to flow through a light assembly even if it is missing or not properly seated, using a conductive element that flexes to open or close the circuit based on the presence of the light assembly, ensuring continuous power to the rest of the string.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If lights are connected in series, then the circuit is simple and compact, but the entire string becomes inoperable when a single light bulb is removed or broken

Engineering Contradiction:
Improvecircuit arrangementVSAvoidlight string functionality
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The circuit is segmented into multiple independent paths by introducing bypass mechanisms at each socket. Each bypass acts as a separate route that can independently carry current when the primary path through a light bulb is interrupted, thereby maintaining overall circuit functionality while preserving the series connection structure for normal operation

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A conductive element serves as an intermediary component between the socket terminals. This conductive element normally remains inactive but activates to provide an alternative current path when a light bulb fails, effectively mediating between the broken circuit and the power source to restore continuity without requiring complete circuit redesign

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a bypass mechanism is added to maintain circuit continuity, then reliability improves, but device complexity increases

Engineering Contradiction:
Improvelight string functionalityVSAvoidsocket assembly structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The bypass mechanism is merged with the existing socket structure rather than being added as a separate external component. The conductive element is integrated within the socket assembly, sharing space and functional elements with the terminal structure, which minimizes overall device complexity while achieving the reliability benefit of continuous circuit operation

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The bypass mechanism employs a flexible or movable conductive element that can dynamically change its electrical connection state. The conductive element can transition between connected and disconnected states based on the presence or absence of a light bulb, allowing the system to adapt its complexity - simple when bulbs are present, more complex only when needed for fault tolerance

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

Enables the remaining lights in a light string to remain lit even if one or more light assemblies are broken, missing, or not properly seated, by creating a bypass that maintains electrical continuity.

Implementation Method 1

a bypass mechanism having a first position and a second position. When the bypass mechanism is in the first position, current flows from the first socket terminal, through the bypass mechanism, and to the second socket terminal. When the light assembly is inserted into the socket assembly, the bypass mechanism moves into its second position.

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS8753135B2Light string system
Publication Date: 2014.06.17 POLYGROUP MACAU BVI
  • US8753135B2 patent drawing
  • US8753135B2 patent drawing
  • US8753135B2 patent drawing

AI summary

A lamp system used in a light string system comprises a light assembly and a socket assembly. The light assembly comprises a light source, a base in communication with the light source, and a bypass activating system. The socket assembly comprises a socket adapted to receive the light assembly and a bypass mechanism having a first position and a second position. The bypass mechanism is in the first position when the light assembly is not seated in the socket assembly. When the bypass mechanism in the first position, current flows across the bypass mechanism. When the light assembly is inserted into the socket assembly, the bypass activating system of the light assembly moves the bypass mechanism into the second position, and current flows through the light source instead of the bypass mechanism.