Polyethylene Guide Track for Slat Chain Magnetic Stability
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Solution Overview
Problem
Existing guide tracks for slat chains with curvilinear axes, especially those equipped with magnets, require high-precision machine tools for accurate assembly and disassembly, which are costly and require expertise, and materials like stainless steel support structures can short-circuit magnetic flux, reducing the effectiveness of magnets.
Innovation Solution
A guide track design featuring two distinct lateral guides with a curvilinear axis, coupled to a low-magnetic-permeability polyethylene support structure using an interference fit without recesses or undercuts, and equipped with magnets to stabilize the slat chain, allowing for easier assembly and maintaining magnetic effectiveness.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If stainless steel support structure is used for guide track, then structural strength and durability are improved, but magnetic flux is short-circuited reducing magnet effectiveness
Solution Approach 1:
The patent extracts the support structure function from the magnetic flux conduction path by using a non-magnetic material (polyethylene) for the support structure, separating these two functions to avoid interference
Solution Approach 2:
The patent uses composite construction combining polyethylene support structure with lateral guides made of appropriate materials, creating a composite system that provides both mechanical strength and magnetic compatibility
2Manufacturing precision
If high-precision machine tools are used for assembly and disassembly, then assembly precision is improved, but cost and operational complexity increase
Solution Approach 1:
The guide track is segmented into modular components (lateral guides, support structure) that can be assembled and disassembled independently using simple operations, eliminating the need for high-precision machine tools
Solution Approach 2:
The interference fit design allows for self-aligning assembly that achieves precision through the fit itself rather than requiring precision machining equipment, making assembly accessible to operators without specialized training
3Stability of the object's composition
If magnets are added to stabilize slat chain, then chain stability is improved, but magnetic flux short-circuiting by support structure reduces effectiveness
Solution Approach 1:
The patent removes the magnetic flux short-circuiting path by extracting the support structure from the magnetic field interaction, using non-magnetic polyethylene material that allows magnetic flux to pass through to stabilize the chain
Solution Approach 2:
The patent applies different material properties to different parts: the support structure uses non-magnetic material for magnetic flux transmission, while lateral guides use materials optimized for their specific functions, creating local optimization of material properties
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 enables cost-effective, precise, and stable guidance of slat chains with improved magnetic stability, reducing operational complexity and maintaining magnetic effectiveness by using a low-magnetic-permeability support structure and interference fit assembly.
Implementation Method 1
coupled to each other and to a support structure (4) by a form-fit (5) having no recesses or undercuts
Implementation Method 2
which is equipped with magnets adapted to attract the chain(s) toward the sliding surfaces
Implementation Method 3
materials like stainless steel support structures can short-circuit magnetic flux, reducing the effectiveness of magnets
Data Source
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AI summary
There is disclosed herein a guide track (1) for at least one slat chain (11), which comprises a) at least two guides (2, 3) at a constant distance from each other, which define a sliding surface (π), said two guides (2, 3) being distinct from each other, each guide (2, 3) having an axis of extension (X2, X3), each guide (2, 3) being formed as a single piece, said two guides (2, 3) defining a recess (41) that can accommodate the articulation members of a slat chain; b) a support structure (4) having said guides (2, 3) fixed thereto, said support structure (4) being formed as a single piece; c) each guide (2, 3) being coupled to said support structure (4) by a form-fit (5); characterized in that said form-fit (5) has no recesses or undercuts; and in that a plurality of connecting screws (6, 6, ... 6) are provided, for fastening each guide (2, 3) to said support structure (4); and in that said form-fit (5) between each lateral guide (2, 3) and said support structure (4) comprises at least one cogged joint.