Keyed Fastener System for Securing Charging Cords to Outlets

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Solution Overview

Problem

Handheld device charging cords and adapters are frequently lost or misplaced due to their small size, making it difficult for users to keep track of them, especially when they are needed for charging.

Innovation Solution

A keyed fastener system is used to secure charging cords and adapters to electrical outlets, preventing unauthorized removal by using a threaded fastener that requires a specific tool for access, thereby ensuring the cord or adapter remains attached to the outlet.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If a charging cord and adapter are made small and portable, then they are easier to carry and use, but they become easily lost or misappropriated by users

Engineering Contradiction:
Improvesize of charging cord and adapterVSAvoidtracking and retention of charging cord and adapter
Core Design Contradiction:
Volume of moving objectVSReliability

Solution Approach 1:

The patent combines the charging cord and adapter with a securing mechanism that integrates into the outlet cover plate. The cord is routed through a channel in the cover plate and secured with a fastener, merging the charging function with the securing function into a single integrated system. This prevents the small, portable charging components from being easily separated or lost.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If a charging cord and adapter are easily disconnected from wall outlets, then they are more convenient to use, but they become easier to misplace or lose

Engineering Contradiction:
Improveconvenience of disconnecting charging cord and adapterVSAvoidprevention of loss or misappropriation
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent segments the outlet cover plate into functional zones: a secured charging area where the cord is fastened, and an accessible area for plugging/unplugging devices. The cord is routed through a dedicated channel that allows connection/disconnection while maintaining security through the fastener mechanism, separating the security function from the connection function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The outlet cover plate acts as an intermediary between the charging cord and the wall outlet. It provides a secured mounting point for the cord while still allowing device connection and disconnection. The fastener mechanism serves as an intermediary security layer that prevents cord removal without compromising the ability to plug and unplug charging devices.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If a keyed fastener system is used to secure charging cords to outlets, then loss and misappropriation are prevented, but the device complexity increases

Engineering Contradiction:
Improveprevention of loss and misappropriation of charging cord and adapterVSAvoidcomplexity of keyed fastener system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The outlet cover plate serves multiple functions: it covers the wall outlet, secures the charging cord through a fastener, routes the cord through a channel, and provides a mounting surface for the fastener. By making the cover plate multi-functional, the patent reduces the need for separate securing devices, thereby limiting the increase in overall system complexity while maintaining reliable cord security.

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

Data Source

PatentUS11557864B2Apparatus to secure a charger block and/or cord
Publication Date: 2023.01.17 VARJABEDIAN SHAANT
  • US11557864B2 patent drawing
  • US11557864B2 patent drawing
  • US11557864B2 patent drawing

AI summary

An apparatus is provided that may be used to secure an object or objects, such as a charging cord and/or charging adapter or block for example, at a location, such as at an alternating current (AC) wall outlet or other electrical outlet. Apparatus can be sized and dimensioned to secure a complimentary smartphone or cellphone and/or computer (e.g., laptop, tablet, etc.) charging cord and/or charging adapter or block to an electrical outlet using a keyed or other mated fastener.