Magnetic Actuation Dispensing Device to Replace Spring Mechanisms
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Solution Overview
Problem
Traditional hand sanitizer dispensers are bulky, messy, prone to malfunction, and have spring mechanisms that wear out quickly, leading to clogged nozzles and inefficient dispensing.
Innovation Solution
A compact, antimicrobial dispensing device with a magnetic actuation system that uses a recyclable cartridge, eliminating the need for springs by utilizing magnetic repellency to smoothly dispense liquids, providing a durable and ergonomic design.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional spring mechanisms are used for dispensing, then the device can dispense liquids, but the spring mechanisms wear quickly and malfunction often
Solution Approach 1:
The patent replaces the traditional spring mechanism with a magnetic field-based actuation system. Magnets are positioned to interact with a ferromagnetic material in the pump mechanism, eliminating the need for springs that wear and malfunction. This substitution of mechanical springs with magnetic fields directly resolves the reliability and lifespan issues.
2Productivity
If traditional spray nozzles are used, then liquids can be dispensed, but the nozzles become clogged and stop working
Solution Approach 1:
The patent employs a dynamic pump mechanism actuated by magnetic fields that creates controlled fluid flow. The pump uses a plunger or piston that moves dynamically to push liquid through the nozzle, preventing stagnation and clogging. This dynamic pumping action ensures continuous reliable dispensing without the nozzle becoming blocked.
3Volume of moving object
If compact size is achieved for portability, then the device can be carried in pockets, but the dispensing mechanism becomes more complex
Solution Approach 1:
The patent integrates the magnetic actuator components directly into the pump mechanism housing. The magnets, ferromagnetic materials, and pump components are merged into a single compact assembly that acts as both the actuation system and the dispensing mechanism. This merging eliminates the need for separate spring assemblies and complex linkages, achieving compact size without excessive complexity.
4Reliability
If durable materials are used to prevent malfunction, then the device lifespan increases, but the device becomes bulkier
Solution Approach 1:
The patent uses magnetic field strength and distribution as adjustable parameters to optimize the design. By carefully selecting magnet sizes, strengths, and positions, the device achieves maximum durability with minimal volume. The magnetic circuit is optimized to provide sufficient actuation force while keeping the overall device compact, avoiding the need for bulky mechanical components.
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
The magnetic actuation system ensures a smooth and efficient dispensing process, enhancing durability and user convenience while maintaining antimicrobial properties, making it suitable for carrying in pockets or purses.
Implementation Method 1
The top and bottom magnets may magnetically repel one another
Data Source
AI summary
The invention relates to a dispensing device comprising a dispensing case that may house a dispensing cartridge, where the dispensing cartridge holds a liquid to be dispensed. The dispensing device further comprising a top cap, an actuator, a main body and a bottom cap, where the main body is positioned between the top cap and the bottom cap. The dispensing device further comprising top and bottom magnets that magnetically repel one another. Upon pressing of the actuator, material from the dispensing cartridge is dispensed and upon releasing of the actuator, the magnetic repellency of the top and bottom magnets moves the actuator back to its original position.