Tuna Can Press Lid Geometry for Low-Force Fluid Draining
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Solution Overview
Problem
Current methods for draining liquid from tuna cans are inefficient, requiring excessive pressure, leading to lid bending, messiness, and health hazards, while existing devices fail to control fluid extraction and keep hands clean.
Innovation Solution
A can press system with a base, lid, and press component where the press is smaller in diameter than the lid, featuring a beveled edge and holes for controlled fluid extraction, a reservoir for containment, and a pouring lip for controlled release, allowing minimal pressure application and easy handling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If the lid is pressed into the tuna can to drain fluid, then the fluid can be removed from the can, but excessive pressure is required and the lid bends making compression ineffective
Solution Approach 1:
The lid is segmented with multiple holes distributed across its surface, allowing fluid to escape through multiple pathways simultaneously. This segmentation reduces the pressure required at any single point while maintaining effective fluid removal from the can
Solution Approach 2:
The press acts as an intermediary tool between the user's hand and the lid. It distributes the applied force evenly across the lid's surface area, preventing localized pressure points that would cause bending while maintaining sufficient overall pressure for fluid extraction
2Quantity of substance
If the lid is pressed into the can to remove fluid, then the fluid can be extracted, but the process creates mess and spills requiring cleanup
Solution Approach 1:
The can press device serves as an intermediary containment system between the tuna can and the external environment. The base with reservoir and the lid with holes create a controlled extraction pathway that directs fluid flow, preventing uncontrolled spills and mess during the draining process
Solution Approach 2:
The device extracts the fluid removal function from the manual process and incorporates it into a structured system with designated fluid collection areas. The reservoir and pouring lip extract the harmful spill effect by providing a controlled outlet for the extracted fluid
3Quantity of substance
If the lid is pressed into the can, then fluid can be drained, but the user's fingers are exposed to fluid and meat creating health hazards
Solution Approach 1:
The can press device acts as a barrier intermediary between the user's fingers and the contaminated can contents. The user applies pressure to the clean external surfaces of the device (base and lid) rather than directly to the can, preventing direct contact with fluid and meat while still enabling effective drainage through the press mechanism
4Ease of operation
If a traditional can opener is used, then the can is opened, but the lid edges become sharp exposing the user to injury
Solution Approach 1:
The can press device performs a preliminary action of pressing the lid into the can contents before the user needs to handle the lid. This preliminary compression action removes fluid and firmes the meat, and the device maintains control of the lid throughout the process, preventing exposure to sharp edges
Data Source
AI summary
A can press system includes a base with a side wall, an open top and a bottom. A lid is movably connected with the base. A press, with an upper surface and a lower surface, is connected in spaced apart relation with the lid. The lower surface of the lid is smaller in diameter than the upper surface and the lower surface is connected with the upper surface by an edge such that the edge angles upward and outward from the lower surface to the upper surface.