Dehydrator Door Positioning Mechanism for Partial Opening

Solution Overview

Problem

Traditional vertically sliding dehydrator doors require a two-handed operation for opening and closing due to their size and weight, leading to heat loss when completely removed for access, and lack a mechanism for partial opening.

Innovation Solution

A dehydrator door with a positioning mechanism that includes magnets on the door handle, allowing the door to be stopped and maintained at any partially open position along the sliding tracks, enabling one-handed operation and reducing heat loss by allowing partial access without complete removal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the dehydrator door is completely removed to access trays inside, then full access to trays is achieved, but heat loss increases and two-handed operation is required

Engineering Contradiction:

ImproveDoor operation simplicityVSAvoidHeat loss

Core Design Contradiction:

Ease of operationVSLoss of energy

Solution Approach 1:

The door operation is segmented into partial opening positions rather than requiring complete removal. The positioning mechanism divides the door travel into discrete stop positions, allowing users to open the door only as much as needed to access specific trays, thereby reducing heat loss while maintaining ease of operation.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The door system transitions from a static fully open/closed state to a dynamic partially open state. The positioning mechanism enables the door to be suspended in mid-travel at various positions, allowing flexible access to trays without complete removal, thus reducing heat loss while maintaining operational simplicity.

Inventive Principle:

Principle #15Dynamics

2Adaptability or versatility

If the dehydrator door is completely removed to access trays, then full access is achieved, but the door must be completely removed and reengaged

Engineering Contradiction:

ImproveDoor position flexibilityVSAvoidDoor operation complexity

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The door system transitions from a static fully open/closed state to a dynamic partially open state. The positioning mechanism enables the door to be suspended in mid-travel at various positions, allowing flexible access to trays without complete removal, thus reducing heat loss while maintaining operational simplicity.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The mechanical engagement system is replaced with a magnetic positioning system. Magnets in the handle interact with magnetic tracks to automatically position and hold the door at desired locations, eliminating the need for manual engagement and disengagement of mechanical latches, thus reducing operational complexity.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

3Ease of operation

If magnets are added to the door handle for positioning, then one-handed operation and partial opening are enabled, but device complexity increases

Engineering Contradiction:

ImproveOne-handed operation capabilityVSAvoidPositioning mechanism complexity

Core Design Contradiction:

Ease of operationVSDevice complexity

Solution Approach 1:

The mechanical engagement system is replaced with a magnetic positioning system. Magnets in the handle interact with magnetic tracks to automatically position and hold the door at desired locations, eliminating the need for manual engagement and disengagement of mechanical latches, thus reducing operational complexity.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The positioning mechanism operates automatically through magnetic attraction between the handle magnets and track magnets. The system self-regulates to hold the door at positioned locations without requiring additional manual intervention, mechanisms, or controls, thus adding minimal complexity while enabling one-handed operation.

Inventive Principle:

Principle #25Self-service

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 one-handed operation of the dehydrator door for partial opening, reducing heat loss and improving accessibility to trays within the dehydrator while maintaining the door at desired positions along the tracks.

Implementation Method 1

The positioning mechanism can include a magnet and at least one of the plurality of walls defining the dehydrator cavity can be a magnetic wall, where the magnet of the positioning mechanism is connectable to the magnetic wall to stop and maintain the dehydrator door

Methodology Applied

Scientific EffectMagnetism: Magnetism

Data Source

PatentUS10094152B2Dehydrator door opening device

Publication Date: 2018.10.09 LEM PROD HLDG LLC

AI summary

A dehydrator is disclosed that includes a cavity, door and positioning mechanism. The cavity is defined by multiple walls and has an open front that the door covers. The door is movable between a closed position and a fully open position, and the positioning mechanism can stop and maintain the door at any partially open position in between. The positioning mechanism can be part of a door handle that can be used to move the door with one hand. The positioning mechanism can use magnets and the door tracks can be magnetic to hold the door at any desired position. The positioning mechanism can be movable between an engaged position where the magnets are connected to the door tracks, and a disengaged position where they are not connected. The dehydrator handle can include a hinge that moves the positioning mechanism between the engaged and disengaged positions.