Collapsible Dough Rising Box With Thermostat-Controlled Warming

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Solution Overview

Problem

Home bakers lack affordable and practical solutions for maintaining ideal temperatures for bread dough rising, as commercial proofing ovens are expensive and large, while conventional home ovens and automatic bread making machines are not suitable for temperature control and are bulky.

Innovation Solution

A collapsible bread dough rising box that maintains a temperature between 80 and 120 degrees Fahrenheit, featuring a thermostat, low-power heating element, and safety mechanisms, allowing for easy assembly, use, and storage, and can accommodate mixing bowls or bread pans.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If a commercial proofing oven is used to maintain ideal dough rising temperature, then temperature control is improved, but device size and cost increase significantly

Engineering Contradiction:
Improvedough rising temperatureVSAvoiddevice size
Core Design Contradiction:
TemperatureVSVolume of stationary object

Solution Approach 1:

The device is divided into separate functional components: a heating element attached to the bottom member, a thermostat for temperature control, and a collapsible middle member for insulation and structure. This segmentation allows each component to be optimized independently while maintaining compact overall size.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The heating element is integrated within the bottom member structure, and the thermostat is incorporated into the control panel assembly. These nested arrangements eliminate the need for separate external components, reducing overall device volume while maintaining functionality.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Temperature

If a commercial proofing oven is used to maintain ideal dough rising temperature, then temperature control is improved, but device cost increases significantly

Engineering Contradiction:
Improvedough rising temperatureVSAvoiddevice cost
Core Design Contradiction:
TemperatureVSEase of manufacture

Solution Approach 1:

The device uses inexpensive, readily available components such as a standard heating element, a simple thermostat, and injection-molded plastic members. These components can be manufactured at low cost and replaced if needed, making the overall device affordable for home use.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The device maintains temperature control within a practical range (80-120°F) suitable for home baking, rather than attempting to match commercial oven precision. This parameter adjustment allows the use of simpler, less expensive components while still achieving effective dough rising.

Inventive Principle:
Principle #35Parameter changes

3Temperature

If an automatic bread making machine is used for dough rising, then temperature control is improved, but device size and storage difficulty increase

Engineering Contradiction:
Improvedough rising temperatureVSAvoiddevice size
Core Design Contradiction:
TemperatureVSVolume of stationary object

Solution Approach 1:

The middle member is designed to be collapsible, transitioning from an expanded configuration during use to a compressed configuration for storage. This dynamic structure allows the device to occupy minimal storage space while providing sufficient volume during operation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The middle member uses flexible, thin-walled construction that can be easily collapsed and stored. This flexible design maintains structural integrity during use while allowing compact storage when not in use, unlike rigid automatic bread machines.

Inventive Principle:
Principle #30Flexible shells and thin films

4Ease of operation

If conventional home ovens are used for dough rising, then device availability is improved, but temperature control precision worsens

Engineering Contradiction:
Improvedevice availabilityVSAvoiddough rising temperature
Core Design Contradiction:
Ease of operationVSTemperature

Solution Approach 1:

The thermostat continuously monitors the internal temperature and automatically adjusts the heating element to maintain the desired temperature range. This feedback control ensures precise temperature maintenance, unlike conventional ovens that are designed for high-temperature cooking rather than low-temperature rising.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The device creates a localized warm environment specifically tailored for dough rising, isolated from the external kitchen environment. The insulated middle member maintains this local temperature zone, allowing precise control independent of ambient conditions.

Inventive Principle:
Principle #3Local quality

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

Provides an affordable and space-efficient solution for home bakers to control dough rising temperatures, ensuring consistent bread quality and easy storage and transport.

Implementation Method 1

a heating element, cooperative with one of the bottom member and the top member, the heating element being able to warm an interior space formed by the bottom member, the top member, and the collapsible middle member

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

The internal temperature of the collapsible bread dough rising box can be controlled by a thermostat and/or a variable power switch

Methodology Applied
Scientific EffectThermal regulation:

Data Source

PatentUS8939069B2Collapsible bread dough rising box
Publication Date: 2015.01.27 TAYLOR MICHAEL W
  • US8939069B2 patent drawing
  • US8939069B2 patent drawing
  • US8939069B2 patent drawing

AI summary

A collapsible bread dough rising box is disclosed that can be assembled for warming bread dough during rising, and then collapsed into a folded middle section held between a top member and bottom for easy transport and storage. The box can be large enough to hold a large mixing bowl or several bread pans. A multi-position switch or thermostat can be used to maintain the internal temperature at a desired value between 80 and 120 degrees Fahrenheit. Ventilation channels can be cooperative with the thermostat. Lights can indicate power on, heater on, desired temperature reached and/or safety mechanism activated. Hinges can connect the top member and the middle member to the bottom, for easy assembly and folding. The box is affordable for home bakers. In preferred embodiments the middle is composed of molded plastic panels and living hinges that snap together, thereby further minimizing the cost.