Composite Deck Plate With Integrated Wood Ceiling Finish

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Solution Overview

Problem

Existing deck plates expose a metal base on the lower surface, requiring additional ceiling finishing materials and labor, and cannot incorporate wood-based plates for aesthetic appeal and comfort.

Innovation Solution

A composite deck plate design that integrates a wood-based plate under a reinforced metal base, fixed by staples or screws, eliminating the need for additional finishing materials and allowing for an appealing wood-based ceiling surface.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If a metal base is used as the lower surface of the deck plate, then structural strength is improved, but additional ceiling finishing materials and labor are required

Engineering Contradiction:
Improvestructural strengthVSAvoidceiling finishing work
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The patent combines the metal base structure with a wood-based plate ceiling finish into a single integrated deck plate unit. The wood-based plate is attached to the lower surface of the metal base, merging the structural function and ceiling finish function into one component, thereby eliminating separate ceiling finishing work while maintaining structural strength

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The deck plate is designed to serve multiple functions simultaneously: the metal base provides structural support and strength, while the attached wood-based plate provides an aesthetic ceiling surface. This multi-functional design eliminates the need for separate structural and finishing components

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Stability of the object's composition

If a metal base is used as the lower surface, then structural stability is improved, but aesthetic appeal and comfort are reduced

Engineering Contradiction:
Improvestructural stabilityVSAvoidaesthetic appeal
Core Design Contradiction:
Stability of the object's compositionVSShape

Solution Approach 1:

The patent applies different material qualities to different surfaces of the deck plate: the upper surface maintains the metal base characteristics for structural stability, while the lower surface is covered with wood-based plate to provide aesthetic appeal and comfort. Each surface has optimized local quality suited to its function

Inventive Principle:
Principle #3Local quality

3Shape

If additional ceiling finishing materials are installed, then aesthetic appeal is improved, but construction time and cost increase

Engineering Contradiction:
Improveaesthetic appealVSAvoidconstruction time
Core Design Contradiction:
ShapeVSLoss of time

Solution Approach 1:

The wood-based plate ceiling finish is pre-attached to the metal base during deck plate manufacturing, rather than being installed separately during construction. This preliminary action integrates the aesthetic finish into the structural component, eliminating subsequent ceiling finishing steps and reducing construction time

Inventive Principle:
Principle #10Preliminary action

4Shape

If additional ceiling finishing materials are installed, then aesthetic appeal is improved, but labor and cost increase

Engineering Contradiction:
Improveaesthetic appealVSAvoidlabor and cost
Core Design Contradiction:
ShapeVSEase of manufacture

Solution Approach 1:

The patent merges the ceiling finish material with the structural metal base into a single pre-assembled unit. This integration eliminates the need for separate installation labor and associated costs, while the wood-based plate maintains aesthetic appeal

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20250333959A1Composite deck plate
Publication Date: 2025.10.30 MITSUBISHI ESTATE CO LTD
  • US20250333959A1 patent drawing
  • US20250333959A1 patent drawing
  • US20250333959A1 patent drawing

AI summary

Provided is a composite deck plate capable of forming an attractive ceiling surface by incorporating an appealing design of a wood-based plate (natural material) into the ceiling surface.A composite deck plate 10A includes a reinforced deck plate 15 and a wood-based plate 16 having a predetermined area and disposed under the reinforced deck plate 15. The reinforced deck plate 15 includes: a metal base 17 having a predetermined area and having a first end edge portion 20 and a second end edge portion 21 that face each other while being spaced apart from each other in a length direction and extend in a width direction, and a central portion 22 positioned between the first end edge portion 20 and the second end edge portion 21; and a reinforcing bar truss unit 19 (reinforcing structure) disposed and fixed on and to an upper surface 18 of the metal base 17 and extends in the length direction between the first end edge portion 20 and the second end edge portion 21 of the metal base 17. The wood-based plate is fixed to a lower surface 25 of the metal base 17 by a plurality of staples 42 arranged at equal intervals in the length direction.