Reversible Door Hinge Assembly for Flexible Opening Direction
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Solution Overview
Problem
Conventional laundry handling apparatuses have fixed door opening/closing directions, requiring specific manufacturing and installation, limiting flexibility and ease of use.
Innovation Solution
A laundry handling apparatus with a hinge assembly and installation parts that allow the door's opening/closing direction to be reversed by swapping the hinge assembly and installation cover positions, enabling easy change of the door's operational direction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a rectangular shaped door is provided with asymmetrical upper and lower portions according to design, then the door can be easily manufactured, but the door cannot be installed in a state where the opening/closing direction can be changed
Solution Approach 1:
The door is designed with asymmetrical upper and lower portions to match the asymmetrical hinge installation parts. This asymmetry allows the door to be easily manufactured for a specific direction while the patent provides two different hinge installation parts (first and second) that enable installation in different opening/closing directions by selecting the appropriate hinge installation part
2Ease of manufacture
If a door is designed for a fixed opening/closing direction, then the manufacturing process is simplified, but the door cannot be easily installed in various configurations
Solution Approach 1:
The hinge assembly is designed with dynamic adaptability by providing two different hinge installation parts (first hinge installation part and second hinge installation part) that can be selectively installed on the door. This allows the same door to be dynamically configured for different opening/closing directions without requiring different door designs
3Adaptability or versatility
If multiple door configurations are manufactured to support different opening/closing directions, then adaptability is improved, but manufacturing complexity increases
Solution Approach 1:
The hinge assembly is segmented into separate components: a door body, a first hinge installation part, and a second hinge installation part. This segmentation allows the door to be manufactured once, and then the appropriate hinge installation part can be selected and installed based on the desired opening/closing direction, avoiding the need to manufacture multiple door variants
Data Source
AI summary
A laundry handling apparatus having a body provided with an inlet, a door to open/close the inlet, and a hinge assembly for the door to be rotatably installed to the body. The door is provided at both sides of a rear surface thereof with a hinge installation part at which the hinge assembly is installed, and the hinge assembly is installed at one of the two hinge installation parts, thereby enabling the change of an opening/closing direction of the door in a convenient manner.