Shakeable container with agitator

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Solution Overview

Problem

Mixing powders and liquids, or liquids of differing viscosities and densities, within a fully enclosed hand-held container is challenging due to clumping and incomplete homogenization without an agitator, particularly in applications like edible products and medicinal substances.

Innovation Solution

A shakeable container design incorporating a straw and agitator, where the agitator moves up and down within the straw, creating inertia to efficiently mix contents with reduced effort, and featuring a flanged base to prevent the agitator from becoming loose, combined with a lid that forms a watertight seal to prevent spills.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If an agitator is used to mix powders and liquids, then mixing homogeneity is improved, but device complexity increases

Engineering Contradiction:
Improvemixing homogeneityVSAvoiddevice complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The agitator is nested within the straw structure, with the T-shaped configuration fitting inside the straw's hollow interior. The agitator's horizontal arms extend toward the straw walls while the vertical stem connects to the lid, creating a compact nested arrangement that provides effective mixing without adding external complexity to the container system.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The mixing device is segmented into distinct functional components: the straw serves as the structural support and guide, the T-shaped agitator provides the mixing action with its horizontal arms, and the lid integrates the connection point. This segmentation allows each component to perform its specific function efficiently while keeping the overall device simple and modular.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If a free and loose agitator is used, then ease of operation is improved, but reliability deteriorates due to loss or falling through dishwasher trays

Engineering Contradiction:
Improveease of operationVSAvoidreliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The agitator is merged with the straw structure through the T-shaped configuration, where the agitator's vertical stem is integrated into the straw's interior space. This merging creates a unified structure where the agitator cannot separate or become loose, eliminating the risk of loss while maintaining the ease of operation through the simple shaking motion.

Inventive Principle:
Principle #5Merging (Combining)

3Productivity

If the agitator moves freely up and down the straw, then mixing effectiveness is improved, but the agitator may become loose or detached

Engineering Contradiction:
Improvemixing effectivenessVSAvoidagitator retention
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The T-shaped agitator is nested within the straw's hollow interior, with its horizontal arms extending toward the straw walls. This nested configuration allows the agitator to move freely up and down for effective mixing while the straw structure physically constrains it, preventing detachment or becoming loose during use or cleaning.

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

The solution effectively homogenizes powders and liquids, reducing effort and time required for mixing across various applications, including food and medical products, while preventing the agitator from falling or becoming lost.

Implementation Method 1

causing the agitator to move up and down the affixed straw, bumping off the bottom of the lid and the flange at the bottom of the straw, increasing inertia from the springing motion to more rapidly and fully mix the contents with less effort

Methodology Applied
Scientific EffectInertia: Inertia

Data Source

PatentUS9643141B2Shakeable container with agitator
Publication Date: 2017.05.09 PERFECTSHAKER INC
  • US9643141B2 patent drawing
  • US9643141B2 patent drawing
  • US9643141B2 patent drawing

AI summary

A hand-held shake-able container that includes an agitator connected to a straw that is used for the mixing of powder and liquid, or differing viscosity liquids.