Portable Frozen Confection Dispenser with Torso-Mounted Actuator

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Solution Overview

Problem

Existing portable dispensers for frozen confections from single-dose cartridges do not allow users to operate the device with both hands, limiting their ability to hold containers or perform other tasks during dispensing.

Innovation Solution

A portable dispenser design where the discharge device is mounted on the front of the torso, featuring a single-press button actuator accessible from the front, allowing hands-free operation and enabling customer interaction during the dispensing process, with a thermally insulated container on the back and a power source located within or adjacent to the container to maintain compactness.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the discharge device is held in the user's hand during operation, then the device can be operated, but the user cannot use both hands for other tasks such as holding containers or applying toppings

Engineering Contradiction:
Improvehands-free operationVSAvoidmounting structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The dispenser is divided into two separate components: a thermally insulated container worn on the back and a discharge device mounted on the front. This segmentation allows the container to remain stationary while the discharge device is positioned for easy access, enabling hands-free operation during dispensing.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system is designed to be self-sustaining with the container providing thermal insulation and housing the power source, while the discharge device automatically dispenses when activated. The mounting structure allows the device to service itself without requiring continuous manual holding or support.

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If the actuator is positioned on the front surface of the device, then customers can access and activate it themselves, but the device structure becomes more complex

Engineering Contradiction:
Improvecustomer interactionVSAvoidactuator positioning
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The actuator is positioned on the front surface of the discharge device, allowing customers to independently activate the dispensing function without requiring assistance from operators. This self-service capability enhances customer engagement and operational versatility.

Inventive Principle:
Principle #25Self-service

3Volume of moving object

If the power source is located in the container, then the device remains compact, but the conduit connecting power source to device requires protection

Engineering Contradiction:
Improvedevice compactnessVSAvoidconduit protection
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The conduit is integrated within the device support structure, which itself is nested within or attached to the container assembly. This nested arrangement protects the conduit while maintaining overall compactness of the system.

Inventive Principle:
Principle #7Nested doll (Nesting)

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 users to freely use both hands for tasks like holding containers or applying toppings, increasing consumer engagement and operational efficiency by allowing single-handed activation of the dispenser.

Implementation Method 1

a thermally insulated container for storing the single-dose cartridges

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Data Source

PatentEP3772979B1Portable dispenser for frozen confection
Publication Date: 2022.01.19 UNILEVER IP HLDG BV
  • EP3772979B1 patent drawingFigure 1
  • EP3772979B1 patent drawingFigure 2
  • EP3772979B1 patent drawingFigure 3

AI summary

Disclosed is a portable dispenser (1) for dispensing frozen confections from single-dose cartridges (6). The dispenser comprises a thermally insulated container (2) and a discharge device (3). The container (2) stores the single-dose cartridges (6) and is adapted to be mounted on the back of a person (100). The device (3) holds a single dose cartridge (6), discharges frozen confection therefrom and is adapted to be mounted on the front of the torso of the person (100).