Refrigerated Yeast Cream Dosing Device with Gravity Outlet

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Solution Overview

Problem

Small-scale bakeries face challenges in efficiently and cost-effectively dosing and storing stable bakers' yeast cream due to the perishable nature of the product and existing dosing systems being unsuitable for low consumption levels, leading to quality issues and increased costs.

Innovation Solution

A device comprising a refrigerated compartment with an interchangeable transport reservoir and outlet conduit for precise dosing of yeast cream, allowing for controlled temperature storage and dispensing without the need for mechanical stirring or pumps, suitable for bakeries using between 3 and 300 liters per week.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If industrial dosing installation is used, then dosing precision is improved, but device complexity and cost increase

Engineering Contradiction:
Improvedosing precisionVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The device is divided into three main segments: a refrigerated compartment for storage, a dosing compartment for measurement, and a dispensing outlet. This segmentation allows each part to perform its function simply without requiring complex industrial machinery, achieving adequate dosing precision through functional division rather than mechanical complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The yeast cream container serves multiple functions: it stores the product in a refrigerated environment and directly dispenses it through a valve mechanism. The container itself becomes the storage vessel, eliminating the need for separate storage tanks and transfer pumps, thereby simplifying the overall device structure while maintaining dosing capability.

Inventive Principle:
Principle #25Self-service

2Ease of operation

If yeast cream is stored at room temperature, then accessibility is improved, but product quality deteriorates

Engineering Contradiction:
ImproveaccessibilityVSAvoidproduct quality
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The refrigerated compartment and dosing compartment are merged into a single integrated unit. The yeast cream container is placed directly within the refrigerated space, combining storage and dispensing functions in one location. This allows the product to remain continuously refrigerated while being easily accessible through the front dispensing outlet, eliminating the need to move containers between storage and usage areas.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

A valve mechanism acts as an intermediary between the refrigerated storage space and the external environment. This valve allows controlled dispensing of yeast cream without requiring the container to be removed from the refrigerated compartment, thereby maintaining product quality while providing ease of access during dispensing operations.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If yeast cream is removed from refrigerator for dosing, then dosing speed is improved, but product quality deteriorates

Engineering Contradiction:
Improvedosing speedVSAvoidproduct quality
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The refrigerated compartment and dosing compartment are merged into a single integrated unit. The yeast cream container is placed directly within the refrigerated space, combining storage and dispensing functions in one location. This allows the product to remain continuously refrigerated while being easily accessible through the front dispensing outlet, eliminating the need to move containers between storage and usage areas.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The yeast cream remains continuously refrigerated throughout the dosing process because the container never leaves the refrigerated compartment. The refrigeration action is continuous and uninterrupted, maintaining product quality while the valve mechanism enables rapid dispensing when needed, thus achieving both productivity and reliability.

Inventive Principle:
Principle #20Continuity of useful action

4Volume of stationary object

If small packages are used, then storage space is reduced, but operational convenience deteriorates

Engineering Contradiction:
Improvestorage spaceVSAvoidoperational convenience
Core Design Contradiction:
Volume of stationary objectVSEase of operation

Solution Approach 1:

The device is designed to accommodate various container sizes and types within the refrigerated compartment. The same integrated unit can store multiple containers of different volumes, and the dispensing mechanism works uniformly for all container types. This multi-functionality allows small-scale bakeries to optimize storage space while maintaining operational convenience through a single versatile device.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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

The device maintains yeast cream quality by keeping it at a controlled temperature, simplifies dosing, and reduces waste by allowing flexible and efficient access to the required quantity, making it practical and cost-effective for small-scale bakeries.

Implementation Method 1

a refrigerated compartment or chamber in which the stable or stabilized yeast cream is located, the internal temperature of this refrigerated compartment being from −2° C. to 12° C.

Methodology Applied
Scientific EffectRefrigeration: Cooling

Implementation Method 2

an outlet conduit for the dosing of yeast cream, this outlet conduit connecting said outlet opening to a dispensing opening located outside said refrigerated chamber

Methodology Applied
Scientific EffectGravity flow: Gravitation

Data Source

PatentUS10189694B2Yeast-cream-dosing device and method
Publication Date: 2019.01.29 LESAFFRE & CIE
  • US10189694B2 patent drawing
  • US10189694B2 patent drawing
  • US10189694B2 patent drawing

AI summary

The invention relates to a yeast cream-dosing device and method. According to the invention, the yeast cream is disposed in an interchangeable transport container (20) which is located inside a refrigerating compartment (10), the aforementioned container being connected to an extraction opening (27) by means of an outlet conduit (26) which can be opened and closed by an opening/closing mechanism (30).