Floor Panel Embossed Substrate Scraped Wood Imitation

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Solution Overview

Problem

Current floor panels struggle to accurately imitate the appearance of scraped wood due to limitations in embossment depth and realism, particularly with embossments confined to the laminate layer, which results in a superficial effect.

Innovation Solution

The floor panel design incorporates embossed portions that extend into the substrate, providing deeper embossments and a more realistic imitation of scraped wood, with features like sunk edge areas and sloping edge portions, and the use of embossed patterns that integrate visual edge effects to enhance the appearance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If embossments are confined to the laminate layer only, then the manufacturing process is simpler, but the imitation of scraped wood is superficial and not realistic

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidimitation realism
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The embossments extend from the laminate layer into the substrate layer below, adding a vertical dimension to the embossment depth. This multi-layer embossing approach creates deeper, more realistic scraped wood effects while maintaining manufacturing feasibility through integrated press plate design

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Manufacturing precision

If embossment depth is increased to improve realism, then the imitation of scraped wood becomes more convincing, but the manufacturing complexity increases

Engineering Contradiction:
Improveembossment depthVSAvoidpress plate complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The press plate is divided into distinct functional zones: an upper embossing surface for creating embossments in the laminate layer, and a lower embossing surface positioned closer to the substrate for creating deeper embossments. This segmentation allows independent optimization of each embossing stage while maintaining overall manufacturing efficiency

Inventive Principle:
Principle #1Segmentation

3Manufacturing precision

If deeper embossments extending into the substrate are applied, then the imitation of scraped wood is more realistic, but the production time may increase

Engineering Contradiction:
Improvesurface texture realismVSAvoidproduction speed
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The press plate geometry is pre-designed with optimally positioned embossing surfaces and appropriate pressing forces to achieve the desired deep embossment effects in a single pressing operation. This preliminary design optimization eliminates the need for multiple sequential pressing steps, maintaining high production speed while achieving realistic scraped wood imitation

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9249580B2Floor panel, as well as method, device and accessories for manufacturing such floor panel
Publication Date: 2016.02.02 UNILIN BV
  • US9249580B2 patent drawing
  • US9249580B2 patent drawing
  • US9249580B2 patent drawing

AI summary

Floor panel, more particularly a laminate floor panel, which, at least at two opposite edges (2-3-4-5), is provided with coupling parts (6-7-8-9), whereby this floor panel (1), at its decorative side, forms an imitation of wood, from which, by means of a tool, wood portions have been removed from the surface, more particularly forms an imitation of so-called scraped wood, and whereby this floor panel (1) comprises a decor (10) representing a wood pattern (18), a top layer (11) on the basis of synthetic material (12), and an underlying substrate (13), whether or not composed of several layers or parts, characterized in that the floor panel (1), in the surface over which the decor (10) extends, is provided with embossed portions (19 and/or 20) continuing up into the aforementioned substrate (13), whereby these embossed portions (19 and/or 20) are at least applied in order to imitate the aforementioned removed wood portions.