Keyless Smart Locker With Backup Power and Wireless Charging

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Solution Overview

Problem

Conventional locker systems often require users to retain physical keys, which may not be suitable for all users or application settings, particularly in scenarios where key management is a concern.

Innovation Solution

The development of a smart locker system that incorporates electronic and hybrid locking mechanisms, including motor-driven and manual locks, with optional wireless charging capabilities, allowing for secure storage and convenient access management without the need for physical keys.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If physical key locking mechanism is used, then locking function is achieved, but key management becomes problematic and accessibility is limited

Engineering Contradiction:
Improveaccess managementVSAvoidkey management
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent replaces the mechanical key-locking system with an electronic locking mechanism that uses electronic keys (such as RFID cards, mobile devices, or biometric data) to unlock the locker. The electronic lock receives signals from the electronic key and actuates a motor or solenoid to release the locking mechanism, eliminating the need for physical keys and their associated management issues.

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

Solution Approach 2:

The patent introduces an electronic control system as an intermediary between the user and the locking mechanism. This control system processes authentication data from electronic keys, communicates with the lock actuator, and manages the locking/unlocking operations, thereby simplifying key management while maintaining security.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If electronic locking mechanism is added, then keyless access is enabled, but device complexity increases

Engineering Contradiction:
Improveaccess methodsVSAvoidlocking system
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent designs the electronic locking system to support multiple electronic key types (RFID cards, mobile devices, biometric sensors) within a single unified framework. The control system can authenticate various forms of electronic keys and trigger the same locking mechanism, providing versatile access methods without requiring separate systems for each key type.

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

Solution Approach 2:

The patent combines the electronic key reader, authentication processor, and lock actuator into an integrated electronic locking assembly. By merging these components into a single coordinated system, the patent reduces the overall complexity that would result from having separate independent systems for each function.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If wireless charging capability is integrated, then convenience is enhanced, but device complexity and manufacturing difficulty increase

Engineering Contradiction:
Improveuser convenienceVSAvoidmanufacturing complexity
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The patent integrates the wireless charging function into the existing electronic control system of the locker. The wireless charging coil and control circuitry are incorporated into the same assembly that houses the electronic lock and key reader, allowing shared use of power supply, control board, and housing, thereby reducing manufacturing complexity compared to adding a completely separate charging system.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent designs the electronic control system to simultaneously manage multiple functions: electronic key authentication, lock actuation, and wireless charging control. By making the control system universal and multi-functional, the patent avoids the need for separate dedicated systems for each feature, thus reducing overall manufacturing complexity.

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

Data Source

PatentUS10253527B2Smart locker
Publication Date: 2019.04.09 STEELCASE INC
  • US10253527B2 patent drawing
  • US10253527B2 patent drawing
  • US10253527B2 patent drawing

AI summary

A smart locker includes electronics to operate a user interface, including a keypad, and to receive user commands via the keypad to lock or unlock the smart locker with an electronic lock. The smart locker also receives primary input power and provides direct charging power and wireless charging power for charging electronic devices. The smart locker also is capable of receiving secondary input power to operate the electronic lock in the absence of the primary input power.