Apparatus for receiving mail
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Solution Overview
Problem
Existing mailboxes with electronic systems face issues of key loss and malfunction during power outages, making it difficult for users to access their mail.
Innovation Solution
A mailbox with an electronically actuated locking device and a user interface, such as a keypad or fingerprint reader, that allows keyless operation and includes an emergency opening mechanism using an external battery pack to ensure access even during power failures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If an electronic locking system is used to replace the traditional key lock, then the ease of operation is improved, but the reliability deteriorates in case of power supply interruptions or system malfunctions
Solution Approach 1:
The patent incorporates an emergency mechanical opening device that can be activated manually using a coin or similar object. This mechanical backup system is designed to function independently of the electronic locking system, ensuring that users can access their mail even when the electronic system fails due to power interruptions or malfunctions. The mechanical device includes a opening lever and cam mechanism that physically disengage the locking bolt without requiring electrical power.
Solution Approach 2:
The patent introduces a mechanical intermediary system (the emergency opening device) that bridges the gap between the electronic locking system and the physical door opening action. This intermediary mechanical system acts as a mediator that can perform the final opening action when the electronic system cannot, thus maintaining reliability while preserving the ease of operation benefits of the electronic system during normal conditions.
2Ease of operation
If an electronic system is integrated into the mailbox, then the ease of operation is improved, but the device complexity increases
Solution Approach 1:
The patent divides the mailbox system into two distinct segments: the primary electronic locking system and the secondary mechanical emergency opening system. Each segment operates independently with its own control mechanism. The electronic system handles normal operation with keypads, cards, or biometric authentication, while the mechanical system provides a separate, simple physical opening mechanism. This segmentation allows the complex electronic features to be isolated from the basic opening function, making maintenance and operation more manageable.
3Reliability
If a traditional key lock is used, then the reliability is maintained, but the ease of operation deteriorates due to key loss or difficulty in finding the key
Solution Approach 1:
The patent replaces the traditional key-based mechanical locking system with an electronic authentication system that uses keypads, RFID cards, or biometric scanners. This substitution eliminates the need for physical keys that can be lost or forgotten, providing more convenient access methods while maintaining secure locking. The electronic system processes authentication and actuates the locking mechanism electronically, removing the key insertion and turning actions required by traditional locks.
Data Source
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AI summary
An apparatus (1) for receiving mail is described, comprising a body (2) provided with a main inner cavity (3), configured for containing at least one mail item, a movable closing element (4), configured for allowing or preventing access to the main inner cavity (3), a through opening (5), configured for allowing the insertion of the mail item inside the main inner cavity (3), and a locking device (6) of the movable closing element (4). The locking device (6) is of the electronically actuated type and comprises a first user interface element (7) configured for allowing the input of a signal for locking and/or unlocking the locking device (6). The first user interface element (7) can be accessed from outside the apparatus (1) for receiving mail. The apparatus (1) comprises electric power supply means (25) configured for supplying the locking device (6) and the respective user interface element (7), respectively. The apparatus (1) further comprises an emergency opening equipment comprising in turn a second user interface element (26), provided with connecting means (27) with the locking device (6), and at least one unlocking device (28) configured for unlocking the locking device (6) by means of the connecting means (27), in case of malfunction of said locking device (6) and/or of the first user interface element (7).