Electronic Sliding Bolt Lock Without a Keyway for Tamper Resistance

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Solution Overview

Problem

Mechanical key-based locking systems face challenges in key management, security vulnerabilities, and ease of tampering, particularly in environments with multiple locks across various locations.

Innovation Solution

A keyless, electronic straight shackle lock system with a wireless communications interface, featuring a controller, electronic actuator, and battery-powered mechanism that operates without a physical keyway, utilizing Bluetooth, NFC, or other wireless protocols for secure access control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If mechanical key-based locking systems are used, then ease of operation is maintained through simple key insertion, but security is compromised due to vulnerable keyways that can be easily drilled or picked

Engineering Contradiction:
ImprovesecurityVSAvoidoperation simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces the mechanical key insertion system with an electronic locking mechanism that uses electronic actuators and control circuits. The keyway opening is eliminated entirely, substituted by electronic sensors and wireless communication interfaces that detect authorized access attempts and trigger the locking mechanism electronically, thereby removing the physical vulnerability to drilling and picking while maintaining operational simplicity through electronic interfaces.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces an electronic control unit as an intermediary between the user and the locking mechanism. This controller receives input from various sensors (keypad, card reader, biometric sensors, or wireless communications) and mediates the locking action through electronic actuators, creating a layered security system that eliminates direct mechanical key interaction while preserving ease of operation through multiple authorized access methods.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If multiple physical keys are distributed across many locks, then access control is achieved, but key management complexity and cost increase significantly

Engineering Contradiction:
Improveaccess control capabilityVSAvoidkey management system
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal electronic locking system where a single centralized control mechanism can manage multiple locks across different locations. The electronic actuators and controllers can be programmed to recognize multiple authorization methods (keycodes, cards, biometrics, wireless signals), allowing one system to replace numerous physical keys and simplify key management while maintaining the ability to control access to many different locks.

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

Solution Approach 2:

The patent uses electronic copies or representations of authorization (digital keys, RFID cards, biometric data, wireless signals) instead of physical key copies. These electronic authorization methods can be replicated and distributed digitally without the physical limitations of mechanical keys, allowing multiple users to access multiple locks through programmable electronic credentials that can be remotely managed and revoked.

Inventive Principle:
Principle #26Copying

3Ease of operation

If mechanical key cylinders with openings are used, then key insertion for locking is enabled, but the opening becomes a security flaw allowing easy drilling and manipulation

Engineering Contradiction:
Improvekey insertionVSAvoidtampering vulnerability
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent extracts and removes the vulnerable keyway opening from the locking system entirely. Instead of having a physical opening that can be drilled or manipulated, the system uses contactless or sensor-based authorization methods (wireless communications, optical sensors, biometric scanners) that eliminate the physical aperture vulnerability while maintaining the ability to initiate the locking mechanism through electronic actuators.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent implements preliminary security measures by using electronic detection circuits and sensors that detect and prevent tampering attempts before they can compromise the lock. The electronic control system monitors for abnormal conditions (drilling, picking, forced entry) and can trigger alarm signals or lockout mechanisms, providing proactive protection against the harmful factors that physical keyways are vulnerable to.

Inventive Principle:
Principle #9Preliminary anti-action

Data Source

PatentUS20260017996A1Electronic sliding bolt shutter lock apparatus and system
Publication Date: 2026.01.15 SECURITY ENHANCEMENT SYSTEMS LLC
  • US20260017996A1 patent drawing
  • US20260017996A1 patent drawing
  • US20260017996A1 patent drawing

AI summary

An electronic straight shackle lock apparatus and system. Aspects of the present disclosure provide for a keyless, electronic straight shackle lock that provides a high level of security at a relatively low cost and without any opening for a physical mechanical key. Certain embodiments provide for an easy-to-use and compact adapter for a keyless, electronic straight shackle lock and the ability to manually override the electronic lock. Certain benefits and advantages of the present disclosure include a compact and flexible locking system that can be installed on many different enclosures and doors that can be locked and unlocked using an electronic device via a wireless signal.