Flange Stabilizer for Fiber Containers
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Solution Overview
Problem
Existing packaging materials made from reshaped fiber materials, such as cardboard, face challenges in maintaining dimensional stability and accuracy post-shaping due to restoring forces, leading to loss of shape under climatic fluctuations and increased processing efforts, making them uneconomical and technically unfeasible for many users.
Innovation Solution
A disc-shaped flange stabilizer is attached to the flange of the shaped article, with an inner contour matching the cross-sectional shape, which can be slipped over the body and flange to stabilize the shape by preventing restoring forces and maintaining the desired dimensions through friction fitting, gluing, or sealing, thus ensuring shape retention and robustness against mechanical and climatic influences.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If fiber material is reshaped or compression drawn to form containers, then material versatility and forming capability are improved, but dimensional stability and shape retention deteriorate due to restoring forces
Solution Approach 1:
The invention divides the container structure into two functional parts: the reshaped fiber material body and a separate stabilizing element (flange stabilizer). This segmentation allows the fiber material to provide forming capability while the stabilizer provides dimensional stability, resolving the contradiction between versatility and stability.
Solution Approach 2:
The flange stabilizer acts as an intermediary element between the reshaped fiber body and the opening/flange. It mediates the restoring forces by providing a rigid structural support that prevents shape loss while allowing the fiber material to maintain its forming advantages.
2Stability of the object's composition
If flange stabilizer is added to reshape fiber material containers, then shape retention and dimensional stability are improved, but device complexity and processing steps increase
Solution Approach 1:
The flange stabilizer is prepared in advance as a pre-formed component with the correct geometry. This preliminary preparation allows for simple attachment to the reshaped container body, avoiding complex processing steps during final assembly while ensuring proper shape retention.
Solution Approach 2:
The flange stabilizer is designed to copy or replicate the desired final shape and dimensions of the container opening. By using a pre-formed stabilizer that matches the target geometry, the invention achieves accurate shape retention without requiring complex adjustment or processing equipment.
3Strength
If rigid flange stabilizer is used to bear radial pressure and axial load, then load bearing capacity is improved, but material consumption and weight increase
Solution Approach 1:
The flange stabilizer is designed with local quality by concentrating structural reinforcement only where needed - at the flange and opening region. This localized strengthening provides adequate load bearing capacity for radial pressure and axial loads without adding material throughout the entire container, thus minimizing material consumption.
Solution Approach 2:
The flange stabilizer performs multiple functions simultaneously: it provides structural support for load bearing, defines the opening geometry, prevents restoring forces, and enables proper flange formation. This multi-functionality reduces the need for additional components that would increase material consumption.
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 flange stabilizer effectively fixes the shape of the article, minimizing material usage and processing effort, while maintaining shape integrity and robustness, even under unfavorable conditions, without requiring significant adjustments to processing equipment.
Implementation Method 1
The flange stabilizer (10) can be slipped over the body (4) and up to the flange (6)
Implementation Method 2
The flange stabilizer (10) can be slipped over the body (4) and up to the flange (6)
Implementation Method 3
The flange stabilizer (10) can be slipped over the body (4) and up to the flange (6)
Data Source
AI summary
A shaped article, a method for making it, and its use. The shaped article is formed from flat fiber material and has a bottom (2), a body (4), and an opening, which is surrounded by a circumferential flange (6). The shaped article (1) comprises a flange stabilizer (10) attached to the second flat side (18) of the flange (6) facing the bottom (2). The flange stabilizer (10) is disc-shaped and has an inner contour (12) corresponding to the desired cross-sectional shape of the shaped article (1) in the region of the opening and can be slipped over the body (4) in the region of the bottom (2) and up to the flange (6). The flat sides (16, 18) of the flange stabilizer (10) extend essentially parallel to the flange (6), defining and stabilizing the cross-sectional shape of the body (4) in the region of the opening and the flange.