Composting Device Trim Bezel Debris Management

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Solution Overview

Problem

Composting devices face challenges in preventing food debris from lodging in hard-to-clean areas, which can lead to maintenance issues and reduce the device's lifespan.

Innovation Solution

A food composter design featuring a housing with a movable door, a trim bezel, and a bin with a fill opening, where the trim bezel is made from dishwasher-safe materials with a specific geometry to guide food debris into the access opening, preventing it from accumulating in inaccessible areas and facilitating easy cleaning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a door is provided for accessing the composting interior, then organic material can be introduced into the device, but food debris can lodge in hard-to-clean areas surrounding the door

Engineering Contradiction:
ImproveAccess to interiorVSAvoidCleanability
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

A trim bezel is introduced as an intermediary component between the door opening and the interior space. This trim bezel acts as a mediator that redirects food debris away from hard-to-reach areas and toward accessible cleaning zones, thus resolving the conflict between providing door access and maintaining cleanability.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of manufacture

If complex internal structures are used to guide debris, then debris can be directed away from hard-to-clean areas, but the device complexity increases

Engineering Contradiction:
ImproveCleanabilityVSAvoidStructure complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

Rather than redesigning the entire internal structure, the trim bezel applies a localized geometric feature at the critical interface between the door opening and interior. This local modification is sufficient to redirect debris flow without requiring complex structures throughout the device, thus maintaining simplicity while improving cleanability.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS11667589B2Composting device with trim bezel
Publication Date: 2023.06.06 WHIRLPOOL CORP
  • US11667589B2 patent drawing
  • US11667589B2 patent drawing
  • US11667589B2 patent drawing

AI summary

The disclosure relates to a composting device including a housing defining an interior, and having a top wall defining an access opening providing access to the interior, a door moveable relative to the access opening between open/closed positions to selectively open/close the access opening, a trim bezel with a trim bezel opening, and a bin located within the interior and having a fill opening in communication with the trim bezel opening.