Pneumatic Pharmaceutical Dispensing Channel
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Solution Overview
Problem
Existing automated pharmaceutical dispensing systems are limited by low filling speed and lack of secure container closure, as well as inadequate agitation mechanisms for pharmaceutical articles.
Innovation Solution
An apparatus and method utilizing a housing with a hopper chamber, a dispensing channel, and a gas source to provide pressurized gas flows for both conveying and agitating pharmaceutical articles, employing the Coanda Effect through air amplifiers to enhance agitation and dispensing efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Extent of automation
If robotic arms and counting devices are used to dispense pharmaceutical articles, then the dispensing function is automated, but the filling speed remains low
Solution Approach 1:
The patent employs a pneumatic system with a gas source connected to a dispensing channel to create pressurized gas flow that propels pharmaceutical articles through the channel at high speed, replacing slow mechanical counting and transfer mechanisms with rapid pneumatic conveyance
Solution Approach 2:
The invention replaces traditional mechanical robotic arm manipulation and counting devices with a pneumatic field-based system where pressurized gas flow performs both counting and dispensing functions simultaneously, eliminating mechanical bottlenecks
2Device complexity
If traditional dispensing systems are used, then the structure is simple, but there is no mechanism to secure container closure
Solution Approach 1:
The patent combines the dispensing function with the container closure function into a single integrated system, where the pneumatic dispensing channel directly deposits articles into containers that are simultaneously sealed, eliminating the need for separate closure mechanisms
Solution Approach 2:
The pneumatic dispensing system serves multiple functions: it conveys articles, counts them, dispenses them, and ensures container closure, making the system highly versatile without adding proportional complexity
3Device complexity
If inadequate agitation mechanisms are used, then the system is simpler, but pharmaceutical articles may jam in the dispensing channel
Solution Approach 1:
The patent uses pressurized gas flow within the dispensing channel to agitate and propel pharmaceutical articles, preventing them from settling or jamming while maintaining a relatively simple channel structure without mechanical agitation 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 solution significantly improves the speed and reliability of pharmaceutical dispensing by using pressurized gas flows to efficiently convey and agitate articles, ensuring secure container closure and preventing jams, while reducing system complexity and cost.
Implementation Method 1
a pressurized drive jet gas flow through the drive jet outlet to convey articles through the dispensing channel along the flow path
Implementation Method 2
a pressurized agitation gas flow through the agitation outlet to agitate articles in the hopper chamber
Implementation Method 3
The air amplifier may be configured to utilize the Coanda Effect
Data Source
AI summary
An apparatus for dispensing pharmaceutical articles includes a housing and a gas source to provide a positive pressure supply gas flow. The housing defines a hopper chamber to hold the articles, a dispensing channel fluidly connected to the hopper chamber, a drive jet outlet, and an agitation outlet. The dispensing channel has an inlet and an outlet and defines a flow path therebetween. The gas source is fluidly connected to each of the drive jet outlet and the agitation outlet to provide: a pressurized drive jet gas flow through the drive jet outlet to convey articles through the dispensing channel along the flow path; and a pressurized agitation gas flow through the agitation outlet to agitate articles in the hopper chamber.