Wearable Liquid Consumption Tracker with Collapsible Spherical Members

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Solution Overview

Problem

Existing liquid consumption tracking methods are cumbersome, lack portability, and may be aesthetically unpleasing, especially when using larger containers or sensors.

Innovation Solution

A liquid consumption tracking device with collapsible spherical members and a flexible band that can be attached to any container, allowing tactile tracking without a power source, and is reversible for continuous use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If larger sized containers are used for liquid consumption tracking, then the tracking capacity is improved, but the portability deteriorates due to weight and size

Engineering Contradiction:
Improveliquid tracking capacityVSAvoidportability
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The tracking device is segmented into a reusable housing with collapsible spherical members and a separate flexible band. This allows the tracking mechanism to be detached and attached to different containers of various sizes, enabling users to track liquid consumption in smaller portable containers while maintaining the tracking capacity functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The flexible band design allows the same tracking device to be universally attached to different container types and sizes. The band can accommodate various diameters, making the device adaptable to both small portable bottles and larger containers, thus resolving the contradiction between tracking capacity and portability.

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

2Measurement precision

If sensors are incorporated into caps for liquid consumption tracking, then the tracking accuracy is improved, but the aesthetic appearance deteriorates

Engineering Contradiction:
Improvetracking accuracyVSAvoidaesthetic appearance
Core Design Contradiction:
Measurement precisionVSShape

Solution Approach 1:

The invention replaces electronic sensors with a mechanical tracking system using collapsible spherical members. Each spherical member can be manually compressed to register a refill, providing tactile feedback and accurate tracking without requiring electronic components that would compromise aesthetic appearance. The mechanical nature of the system maintains the clean look of the container while achieving precise tracking.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Ease of operation

If smaller sized containers are used for liquid consumption tracking, then the portability is improved, but the refill tracking reliability deteriorates due to difficulty in tracking refill次数

Engineering Contradiction:
ImproveportabilityVSAvoidrefill tracking reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The collapsible spherical members provide immediate tactile feedback each time they are compressed to register a refill. This physical feedback mechanism ensures that users reliably track each refill event, even with small portable containers. The visual change in the spherical members' state also provides confirmation of tracking, enhancing reliability.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The device is designed to be manually operated by the user through simple compression of the spherical members during refilling. This self-service mechanism eliminates the need for complex sensors or power sources, making it reliable for use with small portable containers while maintaining ease of operation.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12471726B1Liquid consumption tracking device and method of use
Publication Date: 2025.11.18 MERKIEANN BURTON-MADDEN & DAMIAN MADDEN
  • US12471726B1 patent drawing
  • US12471726B1 patent drawing
  • US12471726B1 patent drawing

AI summary

A liquid consumption tracking device for improving user convenience of tracking liquid consumption is disclosed. The liquid consumption tracking device includes housing with opposing ends; a flexible band portion with opposing ends; and a plurality of substantially spherical members, the plurality of substantially spherical members configured to be reversibly collapsible within the housing when pressed-on by a user's thumb or finger.