Reversible Dryer Door Structure With Concealed Filter Protection

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Solution Overview

Problem

Conventional clothes dryers have a fixed door opening direction, which may not accommodate user preferences or specific installation positions, and often expose the filter member when the direction is changed, leading to potential exposure issues.

Innovation Solution

A clothes dryer design featuring a door with a vertically symmetrical structure and a glass assembly that allows the door cover to rotate, enabling easy change of the opening and closing direction while preventing filter member exposure through the use of filter member exposure preventing parts on the glass holder and glass cover.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the door opening and closing direction is changed according to installation position or user preference, then the adaptability and ease of operation are improved, but the filter member may be exposed to the outside causing reliability issues

Engineering Contradiction:
Improvedoor opening direction adaptabilityVSAvoidfilter member protection
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The door is segmented into multiple components: door cover, glass assembly, and filter member housing. This segmentation allows the filter member to be independently positioned and protected within the cabinet structure while the door cover and glass assembly can be reconfigured for different opening directions without exposing the filter member.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The filter member is nested within the cabinet structure at a position that remains protected regardless of door opening direction. The glass assembly and door cover surround and protect the filter member, creating a nested configuration where the filter member stays concealed inside the cabinet even when the door opens in different directions.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If the door opening and closing direction is fixed, then the device complexity is reduced, but the ease of operation and adaptability to different installation positions deteriorate

Engineering Contradiction:
Improvedoor operation convenienceVSAvoiddoor structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The door cover and glass assembly utilize asymmetrical design elements that allow for reversible installation. The connection interfaces between door components are designed with asymmetrical features that enable the door to be installed in different orientations while maintaining proper function, thus allowing left-handed or right-handed door opening configurations.

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

The door structure incorporates dynamic reconfigurability through adjustable connection points and movable components. The glass assembly can be repositioned between different opening directions by adjusting its connection to the door cover, providing operational flexibility without requiring a complete redesign of the door mechanism.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8266816B2Clothes dryer and door thereof
Publication Date: 2012.09.18 SAMSUNG ELECTRONICS CO LTD
  • US8266816B2 patent drawing
  • US8266816B2 patent drawing
  • US8266816B2 patent drawing

AI summary

Disclosed are a clothes dryer and a door thereof. The door includes a glass assembly provided with a door glass; and a door cover connected to the glass assembly. The door cover has a vertically symmetrical structure, and is rotated against the glass assembly and then connected to the glass assembly, when the opening and closing direction of the door is changed. Thereby, when the opening and closing direction of the door is changed, only the door cover is rotated, and thus the opening and closing direction of the door is easily changed.