Interchangeable Lock Cover with Magnetic Faceplates

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Solution Overview

Problem

Existing locks lack personalization and interchangeability, as they do not offer easily removable and customizable cosmetic covers that allow users to change the front face or indicia, limiting their ability to express personality and customize their locks.

Innovation Solution

A changeable lock-cover system that uses magnets or other temporary securing mechanisms to allow easy installation and removal, enabling users to customize the lock with interchangeable faces or indicia, which can be changed without replacing the base lock-cover, and is compatible with both combination and key locks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a cosmetic cover is added to a lock, then the lock gains protective covering and ornamental appearance, but the lock lacks interchangeability and personalization

Engineering Contradiction:
Improveprotective coveringVSAvoidinterchangeability
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The lock cover is divided into multiple interchangeable faceplates that can be detached and replaced. Each faceplate is a separate component that attaches to the same base cover, allowing users to swap between different designs without replacing the entire cover assembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The base cover is designed with a universal attachment mechanism that accommodates multiple different faceplates. This single base structure serves multiple functions by supporting various interchangeable faces, enabling personalization while maintaining a consistent protective covering.

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

2Reliability

If a fixed cosmetic cover is used, then the lock has a protective covering, but the cover cannot be easily changed or personalized

Engineering Contradiction:
Improveprotective coveringVSAvoidpersonalization
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The cover system transitions from a static fixed design to a dynamic interchangeable system. The faceplates are designed to be easily attached and detached through a simple mechanism, allowing the cover's appearance to change dynamically while maintaining reliable protection when closed.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If the entire lock cover is replaced to change design, then personalization is achieved, but time and effort are wasted

Engineering Contradiction:
ImprovecustomizationVSAvoidreplacement time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The decorative face element is extracted as a separate removable component from the base cover. This allows users to remove only the faceplate for replacement rather than the entire cover assembly, significantly reducing the time and effort required for customization.

Inventive Principle:
Principle #2Taking out (Extraction)

4Reliability

If a secure attachment mechanism is used, then the cover stays firmly attached, but the cover becomes difficult to remove and replace

Engineering Contradiction:
Improveattachment securityVSAvoidremoval ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The attachment mechanism replaces complex mechanical fasteners with a simpler magnetic or snap-fit system. This substitution provides sufficient holding security during normal use while allowing easy attachment and detachment through simple pulling or releasing motions.

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

Enables users to personalize their locks with various designs, colors, and indicia, providing protection and customization options while maintaining the functionality of the lock, allowing for easy swapping of covers and faces without opening the lock housing.

Implementation Method 1

The retention of the housing is with magnets, snaps or other temporary securing mechanism

Methodology Applied
Scientific EffectMagnetic attraction: Magnetism

Data Source

PatentUS10309128B2Changeable lock cover
Publication Date: 2019.06.04 HORTON CARRINGTON D
  • US10309128B2 patent drawing
  • US10309128B2 patent drawing
  • US10309128B2 patent drawing

AI summary

Improvements to a changeable lock-cover are disclosed herein. The lock-cover operates with a combination or with a separate version/configuration for a key type lock. Minor geometry differences can be accommodated with the housing that can be made out of a hard plastic or a flexible material that conforms around the lock. The retention of the housing is with magnets, snaps or other temporary securing mechanism. A person can pull apart the closure to mover the cover to another lock or to change the cover to a different color or style. The face or indicia can take a number of different configurations including, but not limited to letters, colors, faces, insignias, moving components, lights, pictures and others. The mechanism that retains the cover together is stronger than the mechanism that holds to face or indicia onto the housing.