Rotating Container Opener for Full-Top Cutting Without Sharp Edges
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Solution Overview
Problem
Traditional opening devices for sealed containers are limited in their ability to access container contents, require cumbersome two-step processes, and create safety hazards due to sharp edges, while failing to allow full aroma enjoyment and efficient liquid flow.
Innovation Solution
A container opener with movable components that engage and rotate relative to each other, featuring a blade and tab grabber to efficiently cut and retain the container top, minimizing sharp edges and enhancing aroma access.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional opening devices remove the entire planar upper surface of a container, then the container is opened, but sharp edges are created on the container that are harmful to the user
Solution Approach 1:
The blade is segmented into multiple sections (first blade section, second blade section, third blade section) that work together to cut only the desired portion of the container top. This segmentation allows the blade to create a controlled opening without leaving sharp edges on the remaining container surface, resolving the contradiction between easy opening and user safety.
2Ease of operation
If a single blade is used to cut around the entire circumferential edge of the container, then the container top is removed, but many rotations of the handle or crank are required making the process time consuming
Solution Approach 1:
The blade system is designed to perform partial action by cutting only the necessary portion of the container top (the planar upper surface) rather than requiring complete circumferential cutting. This allows the opening process to be completed with fewer rotations, reducing the time loss while still achieving complete access to the container contents.
Solution Approach 2:
The blade sections are configured to move dynamically relative to each other during the cutting process. The first, second, and third blade sections work in sequence with different orientations, allowing the cutting action to be more efficient and require fewer rotations compared to a single static blade configuration.
3Ease of operation
If the blade is positioned to cut the container top, then the container can be opened, but the shoulder or lip of various containers protrudes outward preventing the blade from puncturing and engaging the container surface at an appropriate angle
Solution Approach 1:
The blade assembly is designed with dynamic positioning capability, allowing the blade sections to adjust their angles and positions during the cutting process. This dynamic adjustment enables the blade to engage container surfaces at appropriate angles regardless of the presence of shoulders or lips, maintaining both ease of operation and adaptability to various container types.
Solution Approach 2:
The blade system utilizes multi-dimensional cutting approaches with blade sections oriented in different directions (first blade section, second blade section, third blade section). This dimensional approach allows the blade to overcome obstacles like shoulders and lips by cutting from multiple angles, ensuring both proper engagement and versatility across different container designs.
4Ease of operation
If traditional opening devices create a small opening in the container, then the container is opened, but the user cannot smell the full aroma of the container contents
Solution Approach 1:
The cutting blade is segmented into multiple sections that work together to create a larger, more comprehensive opening in the container top. This segmented approach allows for removal of the entire planar upper surface, providing full aroma access to the user while maintaining controlled and safe opening operation.
5Productivity
If conventional technique uses a perforated indentation opposite the tab, then liquid flow from the can is improved, but a separate tool is required to puncture the perforated indentation creating a cumbersome two-step process
Solution Approach 1:
The blade system merges the functions of creating the opening and improving liquid flow into a single integrated action. The multiple blade sections work together to create both the main opening and additional flow channels in one cutting process, eliminating the need for separate tools or steps while achieving improved liquid flow.
Solution Approach 2:
The blade assembly is designed with multi-functionality, where the first, second, and third blade sections collectively perform both the primary cutting function and create additional flow paths. This universal design allows a single device to accomplish what previously required multiple tools, reducing device complexity while maintaining high productivity.
Data Source
AI summary
A container opener includes a base including a first semicircular portion: an arm including a second semicircular portion and in slidable communication with the base: a blade attached to the arm: wherein when the base and the arm are brought together the first and the second semicircular portions are configured to capture a container and the blade is pushed to contact an inner rim of the container.