Refrigerator and method of manufacturing the same
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Solution Overview
Problem
Refrigerators lack a convenient and integrated dispenser system that enhances user experience while maintaining energy efficiency and aesthetics, and the manufacturing process is complex due to separate dispenser installation.
Innovation Solution
A refrigerator design featuring a main door with a storage space and a sub door, where the dispenser is integrated into the sub door's outer case, allowing for convenient water dispensing and improved appearance, with the dispenser being formed from the same metal material as the outer case, simplifying the manufacturing process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a dispenser is separately installed on the refrigerator door, then the dispenser functionality is added, but the manufacturing process becomes complex and the appearance is less unified
Solution Approach 1:
The dispenser is integrated into the refrigerator door assembly, with the dispenser body formed as part of the door's outer case structure. The mounting frame is incorporated into the door assembly, eliminating separate installation steps and reducing manufacturing complexity while maintaining dispenser functionality.
2Adaptability or versatility
If a dispenser is separately installed on the refrigerator door, then the dispenser functionality is added, but the appearance unity is compromised
Solution Approach 1:
The dispenser body is formed integrally with the door's outer case, creating a unified metal texture and continuous surface. The recess section is formed directly in the door panel, eliminating visible seams or separate components that would disrupt the appearance unity.
3Ease of operation
If the dispenser is mounted with separate components, then the installation is more flexible, but the cool air loss increases due to additional seams and gaps
Solution Approach 1:
The integrated construction eliminates multiple connection interfaces between separate components. The dispenser body and door assembly form a unified structure with continuous sealing surfaces, reducing the number of potential leak paths for cool air while maintaining installation flexibility through the forming process.
4Ease of manufacture
If multiple separate components are used for the dispenser assembly, then the manufacturing flexibility is improved, but the productivity decreases due to multiple assembly steps
Solution Approach 1:
The dispenser body is formed in one integrated operation with the door's outer case using metal forming processes. This eliminates multiple assembly steps, reduces the number of parts to be manufactured and handled, and increases productivity while maintaining manufacturing flexibility through the forming process parameters.
Data Source
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AI summary
Provided is a refrigerator including a cabinet forming one of a refrigerator compartment and a freezer compartment, a main door opening and closing the refrigerator compartment or the freezer compartment and including a storage space opened forward, a sub door installed on the main door and opening and closing the storage space of the main door, and a dispenser disposed on the sub door and dispensing water.