Countertop and method for making same
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Solution Overview
Problem
Existing sink countertops for aircraft galleys and lavatories are costly, difficult to customize, and lack flexibility in design due to traditional molding methods, resulting in uniform and non-tailored shapes that do not meet airline-specific needs.
Innovation Solution
A method involving multiple layers of machined sheet material, where alignment features are used to stack and bond the layers with adhesive, followed by machining to form a finished assembly, allowing for customization and flexibility in design.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional molding methods are used to manufacture sink countertops, then production efficiency and consistency are improved, but customization flexibility and design variety deteriorate
Solution Approach 1:
The countertop is divided into multiple layers (first layer, second layer, third layer, etc.) that can be manufactured separately and then stacked together. This segmentation allows each layer to be customized independently while maintaining efficient manufacturing processes for each individual layer, resolving the contradiction between production efficiency and customization flexibility.
2Manufacturing precision
If traditional molding methods are used to manufacture sink countertops, then manufacturing consistency is improved, but design customization and airline-specific tailoring deteriorate
Solution Approach 1:
By segmenting the countertop into multiple stackable layers, each layer can be manufactured with consistent precision using standardized processes, while the overall design can be customized by selecting and configuring different layers. This maintains manufacturing consistency while enabling design customization.
Solution Approach 2:
Multiple standardized layers are merged through stacking and adhesive bonding to create customized countertop designs. Each individual layer maintains manufacturing consistency, while their combination allows for airline-specific tailoring and design customization.
3Ease of manufacture
If molding methods are used, then production cost is reduced through standardization, but flexibility in options and customization deteriorates
Solution Approach 1:
The countertop system is segmented into multiple interchangeable layers that can be manufactured using cost-effective standardized processes. These standardized layers maintain low production costs while their modular nature provides flexibility in options and customization by allowing different layer combinations.
4Adaptability or versatility
If multiple layers are stacked and bonded, then customization flexibility is improved, but manufacturing complexity increases
Solution Approach 1:
Alignment openings and alignment members are incorporated into each layer during the preliminary manufacturing stage. This preliminary action ensures that when layers are stacked, they automatically align correctly, reducing the complexity of the assembly process despite having multiple customized layers.
Solution Approach 2:
Alignment members and alignment openings act as intermediaries that facilitate the stacking process. These features guide the positioning of each layer relative to others, simplifying the assembly of multiple customized layers and reducing manufacturing complexity.
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
Enables the creation of customized sink countertops and backsplashes with varied designs, reducing production costs and enhancing flexibility in meeting specific airline requirements.
Implementation Method 1
disposing adhesive onto at least one of an upper surface of the first layer or a bottom surface of the second layer
Data Source
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AI summary
A countertop assembly (30) and method of making same. The method includes obtaining at least first and second layers (18) that each include first and second alignment openings (22) defined therein, disposing adhesive onto the upper surface of the first layer or the bottom surface of the second layer, stacking the second layer on the first layer, aligning the first alignment openings and aligning the second alignment openings, inserting a first alignment rod (26) through the aligned first alignment openings, inserting a second alignment rod through the aligned second alignment openings, allowing the adhesive to dry to form a countertop stack assembly, and machining the countertop stack assembly to remove at least a portion of a surface of the first layer and at least a portion of a surface of the second layer to form a finished countertop assembly.