Electronic Lock Assembly for Reduced Replacement Time

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Solution Overview

Problem

Existing locks with tumbler configurations require a large supply of spare parts and are labor-intensive to replace, necessitating time-consuming changes due to key loss or changes in duty.

Innovation Solution

A lock system with an actuatable lock assembly and electronic control, featuring a housing assembly, actuatable lock assembly, and latching assembly, allowing for electronic locking and unlocking, and a biasing member to control the rotation of the lock core, reducing the need for multiple key configurations and simplifying replacement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional tumbler lock configurations are used, then security is provided through multiple key variations, but the quantity of spare parts inventory required increases significantly

Engineering Contradiction:
ImprovesecurityVSAvoidspare parts inventory
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The lock core is designed with a universal structure that can accommodate multiple tumbler configurations through interchangeable tumbler sets rather than requiring different core structures. This allows a single lock body to serve multiple security functions with different key configurations, reducing the need for multiple spare locks while maintaining security through varied tumbler arrangements.

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

Solution Approach 2:

The lock system is divided into modular components: a universal lock core body and interchangeable tumbler sets. When security requirements change or keys are lost, only the tumbler set needs to be replaced rather than the entire lock, significantly reducing spare parts inventory needs while maintaining security through different tumbler configurations.

Inventive Principle:
Principle #1Segmentation

2Reliability

If traditional lock replacement is performed when keys are lost or duties change, then security is maintained, but the time and labor required for replacement increases

Engineering Contradiction:
ImprovesecurityVSAvoidreplacement time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The lock is segmented into a permanent lock body and replaceable tumbler sets. When security needs change, only the tumbler set is replaced rather than the entire lock, dramatically reducing replacement time and labor while maintaining security through new key configurations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple tumbler sets can be pre-configured with different key patterns and stored ready for installation. When security requirements change or keys are lost, the appropriate pre-configured tumbler set can be quickly installed without time-consuming on-site configuration, reducing replacement time while ensuring security requirements are met.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If multiple tumbler configurations with corresponding keys are maintained, then adaptability to different security needs is achieved, but the device complexity increases

Engineering Contradiction:
Improvekey configuration varietyVSAvoidlock system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

A single universal lock core design serves multiple security configurations through interchangeable tumbler sets. This maintains adaptability to different security needs while reducing device complexity by eliminating the need for multiple specialized lock bodies, each designed for specific key configurations.

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

Solution Approach 2:

Multiple tumbler configurations are merged into a single lock core body through the interchangeable tumbler set system. This consolidates what would otherwise require multiple separate lock designs into one universal platform, reducing overall system complexity while maintaining the ability to adapt to different security requirements through tumbler selection.

Inventive Principle:
Principle #5Merging (Combining)

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 system minimizes the need for multiple key configurations and simplifies replacement by using an electronic control system, reducing labor and time required for changes, while maintaining security.

Implementation Method 1

a biasing member to control the rotation of the lock core

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12359465B2Lock
Publication Date: 2025.07.15 TRITEQ LOCK & SECURITY LLC
  • US12359465B2 patent drawing
  • US12359465B2 patent drawing
  • US12359465B2 patent drawing

AI summary

A lock comprising a housing assembly, an actuatable lock assembly and a locking shell assembly. The housing assembly has a cavity and a bore. The actuatable lock assembly is rotatable between a closed orientation and an open orientation, and includes an outer body and an inner body. The inner body has a knob and an elongated shaft with an axial pin that interfaces with a slot in the outer body. The locking shell assembly has a shell housing bore extending therethrough. A rear portion of the shell housing has a slot with a longitudinal first portion and a transverse second portion. The axial pin is slidably movable along the longitudinal first portion and slidably movable along the transverse second portion upon rotation of the inner body relative to the shell housing.