Deformable Annular Wall Screw-Lid Removal Device
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Solution Overview
Problem
Existing lid removal and attachment devices for screw-lids are inefficient in providing a secure and user-friendly mechanism for both removal and attachment, lacking a deformable design that complements the lid and facilitates easy handling.
Innovation Solution
A tubular housing with a deformable annular wall, a grip for user interaction, and an internal catch that engages the lid, allowing counter-clockwise removal and clockwise attachment, utilizing rubber or silicone materials for enhanced functionality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a rigid housing structure is used, then manufacturing precision is improved, but ease of operation deteriorates due to inability to conform to lid shapes
Solution Approach 1:
The annular wall is designed to be deformable rather than rigid, allowing it to dynamically adjust its shape during operation. When force is applied through the grip, the annular wall deforms to conform to the lid's perimeter, improving engagement. This dynamic flexibility resolves the contradiction by maintaining structural integrity while enabling adaptive conforming to various lid shapes.
Solution Approach 2:
The material properties of the annular wall are selected to allow controlled deformation within specific parameter ranges. The deformable annular wall can change its geometric parameters (shape, curvature) in response to applied forces, enabling it to adapt to different lid geometries while maintaining sufficient structural precision for reliable engagement.
2Ease of operation
If a deformable annular wall is used, then ease of operation is improved through lid conformance, but reliability deteriorates due to potential deformation inconsistencies
Solution Approach 1:
The deformable annular wall incorporates discrete catch elements that segment the continuous structure into functional units. Each catch can independently engage with the lid, providing multiple localized engagement points. This segmentation ensures that even if one catch deforms differently, others can maintain reliable engagement, thus improving overall reliability while preserving the benefits of deformability.
Solution Approach 2:
The annular wall is designed as a flexible structure that can elastically deform to conform to the lid shape. This flexibility allows reliable engagement across various lid geometries while the elastic recovery ensures consistent engagement forces. The flexible design maintains reliability by using material properties that provide predictable deformation and recovery behavior.
3Device complexity
If manual gripping is used, then device complexity is reduced, but productivity deteriorates due to manual effort requirements
Solution Approach 1:
The grip mechanism utilizes the dynamic deformability of the annular wall to amplify user input. When the user grasps and squeezes the grip, the deformable annular wall efficiently transmits and distributes this force around the lid perimeter, enabling quick engagement. This dynamic force transmission accelerates the operation while maintaining simple mechanical components, thus improving productivity without significantly increasing device complexity.
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 provides a secure and user-friendly mechanism for lid removal and attachment, ensuring efficient engagement and detachment of screw-lids with improved usability and compatibility with various lid sizes.
Implementation Method 1
The annular wall is deformable and extends downwardly from a top, defining a bottom that is open. The grip is configured to be grasped by the user to collapse the annular wall, such that the catch engages the lid.
Data Source
AI summary
A screw-lid removal and attachment device for removal and attachment of screw-lids includes a housing that is tubular. The housing has an annular wall that is deformable and extends downwardly from a top, defining a bottom that is open. The bottom, which defines a cavity positioned in the housing, is substantially complementary to a lid to be removed or attached to a container. A grip is coupled to an exterior of the annular wall. A catch is coupled to an interior of the annular wall. The cavity is configured for insertion of a lid. The grip is configured to be grasped by the user to collapse the annular wall, such that the catch engages the lid. The grip is configured to allow the user to impart a counter-clockwise force to the housing for removal of the lid or a clockwise force to attach the lid.