Refillable Single-Serve Pod with Funnel Drainage for Reusable Brewing

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Solution Overview

Problem

Single-serve pod systems lack the option for users to brew their own coffee grounds at home and reuse the pod, limiting customization and sustainability.

Innovation Solution

A refillable pod design with a filter and container system that allows users to pack their own beverage ingredients, featuring a cap that opens and closes to receive and inject heated water, enabling brewing and reuse.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If pre-packed pods are used for single-serve brewing, then convenience is improved, but customization and sustainability deteriorate

Engineering Contradiction:
ImproveconvenienceVSAvoidcustomization
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The pod system is segmented into reusable container components and disposable filter components. The container can be refilled with user's own coffee grounds, providing customization, while the filter remains disposable for convenience. This segmentation resolves the contradiction by allowing users to customize the refillable portion while maintaining convenience through the disposable filter portion.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The reusable container is designed to accept different types of filters and accommodate various coffee ground types, making it universally applicable for different brewing preferences. This multi-functionality enables customization while maintaining the single-serve convenience format.

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

2Ease of operation

If pre-packed pods are used for single-serve brewing, then ease of use is improved, but waste generation increases

Engineering Contradiction:
Improveease of useVSAvoidwaste generation
Core Design Contradiction:
Ease of operationVSLoss of substance

Solution Approach 1:

By separating the pod into reusable container and disposable filter segments, users only discard the small filter portion after each use rather than the entire pod. This significantly reduces waste generation while maintaining the ease of use associated with single-serve pods.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system enables recovery and reuse of the container portion across multiple brewing cycles, discarding only the filter. This recovers the majority of the pod material, reducing overall waste generation while preserving the convenience of single-serve operation.

Inventive Principle:
Principle #34Discarding and recovering

3Device complexity

If users cannot refill pods, then simplicity is maintained, but user convenience and sustainability deteriorate

Engineering Contradiction:
ImprovesimplicityVSAvoiduser convenience
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The segmentation into reusable container and disposable filter creates a simple refill mechanism where users only need to open the container and add coffee grounds. The complexity is minimized by keeping the refill process straightforward while significantly improving user convenience through customization options.

Inventive Principle:
Principle #1Segmentation

4Adaptability or versatility

If reusable pods are designed with moving parts like caps, then functionality is improved, but device complexity increases

Engineering Contradiction:
ImprovefunctionalityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The cap is designed as a movable component that opens for refilling and closes for brewing, providing the necessary functionality for reuse. This dynamic element enables the pod to transition between refill and brew states, improving versatility while adding minimal complexity through a simple hinged or snap-fit mechanism.

Inventive Principle:
Principle #15Dynamics

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 brew their own coffee grounds at home, offering customization and sustainability by allowing the pod to be refilled and reused, improving user convenience and reducing waste.

Implementation Method 1

an inlet piercing member to inject heated water into the filter

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

the brewer will brew a cup of beverage

Methodology Applied
Scientific EffectPressure: Pressure Increase

Data Source

PatentUS11864684B2Single-serve refill pod
Publication Date: 2024.01.09 OH SUNG
  • US11864684B2 patent drawing
  • US11864684B2 patent drawing
  • US11864684B2 patent drawing

AI summary

Refillable pod can be reused to brew a beverage with a single-serve brewer. The refillable pod has a funnel at about six O'clock position near the front of the cap to drain the beverage without substantially coming to contact the brewing mechanism. The refillable pod may have a handle which can be used by the user to insert the refillable pod into the brewer so that funnel can be positioned at about six O'clock position within the brewing mechanism.