Integrated package and mail security system implementing enriched customer and delivery service capabilities
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Solution Overview
Problem
Current delivery systems lack secure access control and tracking mechanisms for mail and packages, leaving sensitive items unattended in unsecured public mailboxes, which are vulnerable to theft and do not effectively track the status of items within deposit receptacles.
Innovation Solution
A secure delivery system featuring a deposit box with a lock mechanism operated by proximity sensors, allowing authorized delivery personnel and users to access the box without keys, and tracking the status of items through a network of sensors and a database for secure and monitored delivery.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional unsecured public mailboxes are used for delivery, then accessibility and ease of deposit are improved, but security and protection of sensitive items deteriorate
Solution Approach 1:
The patent replaces traditional mechanical key-based locking systems with electronic/proximity-based access control. The secured mailbox uses proximity sensors and electronic locks that automatically unlock when an authorized delivery device approaches, eliminating the need for physical keys while maintaining security. This substitution resolves the contradiction by providing both ease of operation (automatic unlocking) and security (authorized access only).
Solution Approach 2:
The system enables self-service delivery where the mailbox automatically detects the presence of an authorized delivery device and unlocks without human intervention. The proximity sensor detects the delivery device, triggers the lock mechanism to unlock, and allows automatic deposit. This self-service approach improves ease of operation while maintaining security through automated authorization verification.
2Device complexity
If traditional mailboxes without tracking are used, then device complexity is reduced, but ability to track delivery status deteriorates
Solution Approach 1:
The patent implements a feedback mechanism where sensors detect when items are deposited in the mailbox and automatically notify the delivery service through a network connection. The system provides real-time feedback on delivery status, confirming when packages have been successfully deposited. This feedback loop resolves the contradiction by adding tracking capability without significantly increasing complexity, as the sensing and notification systems are integrated into the mailbox structure.
Solution Approach 2:
The mailbox is designed as a multi-functional device that combines secure storage, automatic locking/unlocking, sensor detection, and network communication capabilities. This universal design allows a single device to perform multiple functions (security, tracking, notification) without requiring separate systems, thereby minimizing the increase in complexity while maximizing tracking capability.
3Ease of manufacture
If manual locking and unlocking mechanisms are used, then ease of manufacture is improved, but productivity and efficiency of delivery process deteriorate
Solution Approach 1:
The patent replaces manual mechanical locking and unlocking operations with automated electronic lock mechanisms controlled by proximity sensors. This eliminates the need for manual key insertion and turning, allowing delivery personnel to simply approach the mailbox for automatic unlocking. This substitution significantly improves delivery efficiency and productivity while the standardized electronic components keep manufacturing complexity manageable.
Solution Approach 2:
The system performs preliminary actions by pre-positioning the lock mechanism and proximity sensors in the mailbox before delivery occurs. The automatic locking and unlocking sequences are pre-programmed, allowing the system to execute delivery operations quickly without manual intervention during the actual delivery moment. This preliminary setup improves delivery speed and efficiency.
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
Ensures secure deposition and tracking of items, reducing theft risks and enhancing the security and efficiency of the delivery process by allowing secure access and monitoring of delivery status without the need for manual unlocking.
Implementation Method 1
a first proximity sensor operatively connected to the lock mechanism to operate the lock mechanism to block the door or allow the door to open
Data Source
AI summary
A system for securely depositing an item includes: a deposit box with a door configured to provide selective access to an interior space in the deposit box; a lock mechanism configured to attach to the deposit box to selectively block the door from opening; a first proximity sensor operatively connected to the lock mechanism to operate the lock mechanism to block the door or allow the door to open; a second proximity sensor configured to be attached to at least one of: a delivery person and a piece of delivery equipment; a third proximity sensor; and a first transmitter operatively connected to the lock mechanism and configured to transmit a signal indicative of operating information regarding the lock mechanism, and wherein the deposit box is at least 18 inches wide and 24 inches long.