Briefcase Opening Authorization Based on Transport Mode
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Solution Overview
Problem
Existing luggage systems, particularly briefcases, restrict access to contents unnecessarily by preventing opening during transit if tilted or in motion, despite the need for urgent access.
Innovation Solution
A briefcase with electromagnetic actuators and an on-board computer unit that uses data from a three-axis accelerometer and inclinometer to differentiate transport modes, allowing controlled opening based on safe inclination and transport categorization, with optional confirmation requests.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If the briefcase restricts opening when tilted or in motion, then spillage risk is reduced, but access to contents during urgent situations is delayed
Solution Approach 1:
The system dynamically adjusts opening authorization based on real-time motion detection. The computer unit continuously monitors accelerometer data and dynamically determines whether to authorize opening based on current motion state, allowing urgent access when safe while preventing spillage during risky conditions.
Solution Approach 2:
The system changes the authorization parameter based on detected transport mode and motion characteristics. By analyzing acceleration patterns and comparing them against stored transport mode profiles, the system adapts the opening authorization state to match the current transport context, enabling safe opening during certain motions while blocking during others.
2Object-affected harmful factors
If the briefcase requires flat position and static state for opening, then content safety is improved, but usability in tilted positions is degraded
Solution Approach 1:
The system transitions from static opening restrictions to dynamic authorization based on real-time motion analysis. The computer unit continuously evaluates accelerometer data and transport mode detection results, dynamically adjusting whether opening is authorized based on the current safe/unsafe classification rather than requiring fixed flat and static conditions.
Solution Approach 2:
The system uses feedback from the accelerometer and transport mode detection to continuously adjust opening authorization. The computer unit monitors motion parameters, compares them against stored profiles, and provides real-time feedback control on whether the opening operation should be permitted, enabling safe operation in tilted positions during certain transport modes.
3Object-affected harmful factors
If the briefcase blocks opening during all motion, then spillage is prevented, but rapid access during safe transport modes is impeded
Solution Approach 1:
The system changes the opening authorization parameter based on detected transport mode characteristics. By analyzing acceleration patterns and comparing them against stored profiles of different transport modes, the system adapts the authorization state to permit opening during safe transport conditions while blocking during unsafe conditions, thereby enabling rapid access when appropriate.
Solution Approach 2:
The system performs self-assessment of its motion state and automatically determines whether opening should be authorized. The computer unit uses accelerometer data and transport mode detection to self-evaluate the safety of opening, eliminating the need for manual user assessment and enabling rapid automatic authorization when safe conditions are detected.
4Device complexity
If the briefcase uses simple motion blocking, then implementation is simple, but differentiation of safe and unsafe transport modes is lost
Solution Approach 1:
The system replaces simple mechanical motion blocking with an electronic detection and classification system. The computer unit uses accelerometer data and stored transport mode profiles to electronically differentiate between various transport modes and safety conditions, substituting complex electronic analysis for simple mechanical blocking while achieving better adaptability.
Solution Approach 2:
The system pre-stores profiles of different transport modes and their associated safety characteristics in the computer unit. By having this reference data prepared in advance, the system can quickly compare real-time accelerometer readings against known patterns to differentiate transport modes and determine safety, avoiding the need for complex real-time analysis of every possible motion scenario.
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
Enables controlled access to briefcase contents by distinguishing safe and unsafe transport conditions, reducing spillage risks while allowing rapid access when necessary.
Implementation Method 1
at least one three-axis accelerometer, an on-board computer unit capable of receiving and processing data provided by the accelerometer
Implementation Method 2
at least one electromechanical actuator mounted between the opening and the container, intended to be triggered to allow mobility of the opening towards its open position
Data Source
Figure 1
Figure 2
AI summary
The invention relates to a briefcase consisting of a container (1) and a lid (2) which is movably mounted on the container by means of at least one electromechanical actuator (3), and also consisting of at least one button (4) for requesting opening which comprises a computing unit (6) and an accelerometer (5). The invention is characterised in that the computing unit (6) is configured, after a first actuation of the button (4) for requesting opening, to authorise or to prohibit triggering of the electromechanical actuator(s) (3) depending on an identified mode of transport of the briefcase.