L-Shaped Mechanical Spacer for Flooring Expansion Joints
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Solution Overview
Problem
Existing panel flooring systems face challenges in maintaining consistent expansion joints, especially when vertical dry-wall members do not reach the floor surface, leading to inaccurate spacing and potential buckling due to the lack of suitable spacers that can ensure proper expansion accommodation.
Innovation Solution
A mechanical spacing apparatus with a body featuring a horizontal element for panel stability, a vertical element for wall stability, and a downward projecting spacing element to create a properly dimensioned expansion joint, manufactured from thermoplastic materials, allowing for easy installation and removal using a single finger pull, and designed to prevent twisting and ensure accurate spacing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If traditional shim spacers are used for expansion joints, then the expansion joint can be created, but the spacing becomes inaccurate when vertical dry-wall members do not reach the floor surface
Solution Approach 1:
The spacer is divided into three distinct functional segments: a top horizontal element for wall contact, a vertical element for floor contact, and a bottom spacing element for expansion joint creation. This segmentation allows each part to perform its specific function independently, ensuring accurate spacing even when wall heights vary.
Solution Approach 2:
The spacer acts as an intermediary tool between the flooring panel and the wall, mediating the expansion joint creation. It transfers the required spacing distance from the wall to the floor, ensuring consistent expansion joint dimensions regardless of wall height variations.
2Manufacturing precision
If the spacer is made complex to ensure accurate spacing, then spacing accuracy improves, but installation and removal become difficult
Solution Approach 1:
Instead of designing a complex mechanism to ensure accurate spacing, the invention inverts the approach by using simple geometric shapes with built-in dimensional constraints. The L-shaped configuration with perpendicular faces naturally provides the required spacing through its geometry itself, making installation trivial while maintaining precision.
Solution Approach 2:
The spacer is designed to be self-positioning through its L-shaped geometry. The horizontal and vertical elements automatically align with the wall and floor surfaces respectively, and the bottom spacing element naturally creates the correct expansion joint distance without requiring complex alignment procedures or additional tools.
3Stability of the object's composition
If a rigid structure is used for the spacer body, then structural stability improves, but the ability to accommodate thermal expansion decreases
Solution Approach 1:
The spacer structure is segmented into rigid geometric elements (horizontal, vertical, and bottom spacing elements) that maintain their shapes independently. This segmentation allows the overall structure to be stable while each element can independently accommodate the expansion movement of the flooring panel through its fixed geometric relationship with the wall and floor.
Data Source
AI summary
A mechanical spacing apparatus for placement between a vertical dry wall member and a horizontal flooring panel. The flooring panel and the dry-wall member meet at right angles. The spacing apparatus comprises a horizontal front projecting element for placement on the top surface of the flooring panel joined to a vertical upwards projecting element for abutting adjacent to the vertical dry-wall member. The spacing apparatus comprises horizontal and vertical elements at right angles. Projecting vertically downwards from the right angle join between the horizontal and vertical elements is a spacing element having a predetermined thickness for creating a suitable spacing distance between the inward edge of the flooring panel and the bottom of the vertical dry-wall member thereby accommodating a suitable expansion distance for the flooring installation. The apparatus is easily installed and removed by hand by a flooring installer.