Spherical Self-Righting Drinking Vessel with Counterweight Straw

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Solution Overview

Problem

Conventional liquid containers are prone to spills and leaks when tipped over, lack ergonomic design for individuals with limited dexterity, and often have components that can be lost or malfunction.

Innovation Solution

A spherical container with an integrated counterweight on the straw, a self-righting mechanism, and a permanently attached lid, made from shatterproof material with antibacterial properties, ensuring spill-proof operation and ergonomic fit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional liquid containers are used, then they are simple in design, but they are prone to spills and leaks when tipped over

Engineering Contradiction:
Improvespill preventionVSAvoidcontainer structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

A counterweight is positioned at the bottom of the container interior, creating a self-righting mechanism that automatically returns the container to vertical orientation when tipped over, thereby preventing spills and leaks through gravitational force rather than complex mechanical closures

Inventive Principle:
Principle #8Anti-weight (Counterweight)

2Ease of operation

If traditional water bottles are used, then they have simple construction, but they lack ergonomic design for individuals with limited dexterity

Engineering Contradiction:
Improvegrasping easeVSAvoidcontainer design
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The container adopts a spherical shape that naturally fits the human hand contour, providing ergonomic grasping for individuals with varying dexterity levels without requiring additional handles, grips, or complex opening mechanisms

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Reliability

If multi-component containers are used, then they offer functional features, but components can be lost or malfunction

Engineering Contradiction:
Improvecomponent integrityVSAvoidnumber of parts
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The container integrates the body, lid, and straw into a single unified structure where the lid is permanently attached to the container body and the straw is permanently attached to the lid, eliminating separate components that could be lost or malfunction while maintaining essential functional features

Inventive Principle:
Principle #5Merging (Combining)

4Ease of operation

If conventional containers are used, then they allow easy liquid access, but they create contamination risk when placed on surfaces

Engineering Contradiction:
Improveliquid accessVSAvoidcontamination risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The straw extends upward from the lid in a vertical dimension, allowing the drinking aperture to be positioned above the container rather than at its base, which prevents contact contamination when the container is placed on surfaces while maintaining easy liquid access through the elevated straw opening

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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 design effectively prevents spills and leaks, enhances usability for individuals with limited dexterity, and maintains hygiene by ensuring the straw remains elevated, providing a versatile and efficient hydration solution.

Implementation Method 1

A notable aspect of the invention involves the incorporation of a counterweight positioned in an elevated location on the straw. This counterweight serves the crucial function of automatically self-righting the container in the event of tipping, thereby preventing liquid spillage and leakage from the container.

Methodology Applied
Scientific EffectSelf-righting mechanism: Gravitation

Implementation Method 2

Another example is the inclusion of an air exchange vent, preventing a vacuum from forming in the container making it easy to extract liquids from the container.

Methodology Applied
Scientific EffectAir exchange: Pressure Gradient

Data Source

PatentUS20260007264A1One-piece, Weighted, Spherical, Self-righting Drinking Vessel
Publication Date: 2026.01.08 MARSON DAVID
  • US20260007264A1 patent drawing
  • US20260007264A1 patent drawing
  • US20260007264A1 patent drawing

AI summary

This invention pertains to a spherical, one-piece liquid storage and dispensing container with increased stability to prevent tipping. The body consists of a top, bottom, and side wall, which together form the majority of a sphere shape and define a vertical central axis running from the bottom to the top of the container. The straw of the container includes a counterweight and is permanently affixed to the body of the container which helps to keep and return the central vertical axis of the container to the upright position. The lid, which complements the body and completes the spherical shape of the container, is permanently attached to and slides along the straw allowing for easy filling and cleaning of the container while preventing the loss of any container parts.