Spice Storage and Dispensing System with Pneumatic Transfer

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Solution Overview

Problem

Households face challenges in effectively using and dosing various spices during cooking, particularly in creating spice mixtures with precision and comfort.

Innovation Solution

A spice storage and dispensing system comprising a base station with multiple storage containers and a dispensing device, which allows for controlled environment storage, precise transfer, and automated or manual spice dispensing, along with a user interface for recipe selection and spice mixture creation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If a base station with multiple storage containers is used to store spices, then the storage capacity and organization are improved, but the device complexity increases

Engineering Contradiction:
Improvestorage capacityVSAvoiddevice complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The base station is divided into multiple separate storage containers, each dedicated to storing different spices. This segmentation allows for organized storage of various spices while keeping each container relatively simple in structure, resolving the contradiction between storage capacity and device complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The base station serves multiple functions: it stores multiple different spices, provides controlled environment storage, and enables precise dispensing. By consolidating these functions into a single multi-functional device, the system improves storage capacity while managing overall device complexity through integration.

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

2Ease of operation

If a dispensing device is designed to be handheld, then the ease of operation is improved, but the volume of the device increases

Engineering Contradiction:
Improveease of operationVSAvoiddevice volume
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The system is segmented into two parts: a stationary base station for storage and a handheld dispensing device for application. The handheld device is designed to be compact and portable, while the bulk storage remains in the base station, resolving the contradiction between ease of operation and device volume.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The handheld dispensing device acts as an intermediary between the base station storage system and the food being seasoned. It receives spices from the base station and applies them precisely, providing ease of operation while maintaining a compact form factor suitable for handheld use.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If automated transfer mechanism is used to transfer spice from base station to dispensing device, then the productivity is improved, but the device complexity increases

Engineering Contradiction:
Improvetransfer efficiencyVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The transfer mechanism is designed to operate automatically when the dispensing device is placed in the base station, using gravity and simple mechanical components to transfer spices without requiring complex control systems or manual intervention, thus improving productivity while minimizing device complexity.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system uses air pressure differential created by the user's breathing to drive the transfer of spices from the base station to the dispensing device. This pneumatic mechanism provides automated transfer with high productivity while avoiding complex mechanical or electronic control systems.

Inventive Principle:
Principle #29Pneumatics and hydraulics

4Reliability

If controlled environment storage is implemented for spices, then the reliability of spice storage is improved, but the use of energy increases

Engineering Contradiction:
Improvestorage reliabilityVSAvoidenergy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The base station creates a controlled environment for spice storage by maintaining an inert or low-oxygen atmosphere that prevents degradation and maintains spice quality. This improves storage reliability while using minimal energy compared to active refrigeration or heating systems.

Inventive Principle:
Principle #39Inert atmosphere (Inert environment)

Solution Approach 2:

The system controls storage parameters such as temperature, humidity, and oxygen levels to optimize spice preservation. By carefully managing these parameters within specific ranges, the system achieves high storage reliability while minimizing energy consumption through efficient environmental control.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentEP3991616B1System for storing and dispensing spices
Publication Date: 2025.06.25 BOSCH SIEMENS HAUSGERATE GMBH
  • EP3991616B1 patent drawingFigure 1a
  • EP3991616B1 patent drawingFigure 1b
  • EP3991616B1 patent drawingFigure 2a

AI summary

A spice storage and dispensing system (200) is described. The system (200) comprises a base station (100) with a plurality of different storage containers (103) for storing a corresponding plurality of spices (106). Furthermore, the system (200) comprises a dispensing device (110) which is configured to be coupled to the base station (100) for transferring a spice (106) from the base station (100) to the dispensing device (110), and to be decoupled from the base station (100) for dispensing the spice (106) onto a food item (120). The dispensing device (110) comprises at least one storage container (113) configured to take up a spice (106) from one or more storage containers (103) of the base station (100), when the dispensing device (110) is coupled with the base station (100). Furthermore, the dispensing device (110) comprises a controllable dispensing unit (114) configured to dispense the spice (106) from the storage container (113) of the dispensing device (110).