Vacuum Oil Dispensing Rack for Complete Fryer Refill Drainage
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Solution Overview
Problem
Restaurants face safety and cost concerns when handling and refilling fresh cooking oil, particularly with 35 lb. boxes, due to the risk of burns, oil splattering, and significant residual oil waste.
Innovation Solution
A fresh cooking oil dispensing device featuring a rack with a vacuum chamber that inverts containers, a metal cap assembly with a vent hole and pressure relief, and hoses for complete oil drainage and automated transfer to a fryer, eliminating the need for manual pouring and reducing residue.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual pouring of boxed oil into fryer is used, then ease of operation is maintained, but safety hazards increase due to burn risks and oil splattering
Solution Approach 1:
The patent introduces an automated dispensing system as an intermediary between the oil storage and the fryer. The system uses a pump to transfer oil through a hose to the fryer, eliminating direct human contact with hot oil and preventing splattering. The automated mechanism acts as a mediator that handles the dangerous transfer process safely.
Solution Approach 2:
The manual mechanical process of carrying and pouring oil boxes is replaced with an automated pump-based dispensing system. The pump mechanically transfers oil from storage containers to the fryer without requiring human manual handling, thereby eliminating the safety hazards associated with manual operation.
2Device complexity
If manual pouring of boxed oil is used, then device complexity is minimized, but loss of substance increases due to oil residue in containers
Solution Approach 1:
The manual pouring process is replaced with an automated pump system that can completely evacuate oil from storage containers. The pump mechanism applies negative pressure to draw out remaining oil droplets that would otherwise be left as residue, achieving near-complete extraction of the lubricant material.
Solution Approach 2:
The automated dispensing system operates continuously to transfer oil from storage to the fryer. The pump maintains continuous flow until the storage container is completely empty, ensuring that the useful action of oil transfer continues without interruption until all material is utilized, eliminating the need to leave residue behind.
3Loss of substance
If automated vacuum dispensing system is implemented, then loss of substance is minimized through complete drainage, but device complexity increases due to vacuum chamber and pressure relief mechanisms
Solution Approach 1:
The patent employs a vacuum chamber and pressure differential mechanisms to achieve complete oil drainage. The vacuum pump creates negative pressure to draw out remaining oil, while pressure relief valves and air admission systems manage the pressure dynamics. This pneumatic approach enables near-total extraction of oil from containers.
Solution Approach 2:
The system changes the pressure parameter from atmospheric to vacuum conditions to facilitate complete oil drainage. By controlling pressure differentials and using automated pressure regulation, the system achieves thorough extraction without requiring overly complex mechanical structures. The pressure parameters are dynamically adjusted to optimize drainage efficiency.
4Productivity
If automated vacuum dispensing system is implemented, then productivity is enhanced through automation, but device complexity increases due to multiple components including vacuum chamber, metal cap assembly, and pressure relief devices
Solution Approach 1:
The automated dispensing system operates autonomously without requiring continuous human intervention. The vacuum pump, pressure relief valves, and control mechanisms work together in a self-regulating manner to transfer oil from storage to the fryer. The system monitors and manages its own operation, achieving high productivity through automation while keeping operational complexity manageable.
Solution Approach 2:
The patent integrates multiple functions into a unified automated system. The vacuum chamber serves both as a drainage mechanism and a containment structure. The pressure relief devices simultaneously protect against over-pressurization and facilitate air admission for complete drainage. The metal cap assembly provides both sealing and structural support. This multi-functionality reduces the need for separate components, managing overall system complexity while enhancing productivity.
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 system ensures complete oil drainage, reduces safety hazards, and minimizes waste by automating the dispensing process, providing a safer and more cost-effective solution for oil refilling.
Implementation Method 1
a vacuum chamber that holds multiple containers of cooking oil in an inverted position. The vacuum chamber allows the cooking oil to drain out of the container
Implementation Method 2
A pressure relief device, connected to the metal tube, allows air to enter automatically when the container reaches a predetermined vacuum level
Data Source
AI summary
An architecture is presented that dispenses fresh cooking oil. The dispensing device comprises a rack and a vacuum chamber that secures containers of cooking oil in an inverted position. The vacuum chamber allows the cooking oil to drain out of the container and ensures that all oil is completely drained from the container. A metal cap assembly is secured to an opening of the container, allowing the container to be inverted on the rack. The metal cap assembly comprises a vent hole and a metal tube connected to the vent hole that draws air into the inverted container to prevent vacuum levels from building up in the container. A hose transfers cooking oil from the container to the vacuum chamber. And, an exit hose connects to a pumping station and transfers cooking oil from the vacuum chamber to the pumping station and ultimately to a fryer.