Funnel-Interior Applicator Bottle for Complete Fluid Pickup

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Solution Overview

Problem

Existing applicator bottles waste fluid due to inefficient collection from the bottom of the container and require manipulation to reach remaining fluid, especially for fluids of varying viscosities.

Innovation Solution

A bottle design with a funnelled interior that directs fluid to a planar floor, an applicator that uniformly collects fluid from this floor, and interlocking capabilities for stacking and storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of substance

If a conventional bottle design is used, then the applicator can be stored in the bottle, but fluid remains pooled at the bottom and cannot be completely collected

Engineering Contradiction:
Improvefluid wastageVSAvoidmanual manipulation required
Core Design Contradiction:
Loss of substanceVSEase of operation

Solution Approach 1:

The bottle interior is pre-formed with a funnel-shaped surface that automatically directs fluid toward a central collection floor before the applicator is inserted. This preliminary configuration ensures that when the applicator is stored in the bottle, fluid naturally flows to the collection point without requiring manual manipulation or tilting of the bottle.

Inventive Principle:
Principle #10Preliminary action

2Loss of substance

If the applicator is designed to reach into corners, then remaining fluid can be accessed, but the applicator becomes more complex and harder to store

Engineering Contradiction:
Improveremaining fluid collectionVSAvoidapplicator structure
Core Design Contradiction:
Loss of substanceVSDevice complexity

Solution Approach 1:

Instead of designing a complex applicator to reach into corners, the bottle interior is pre-configured with funnel surfaces that automatically direct fluid from all areas toward a central collection floor. This simplifies the applicator design to a basic cylindrical or rounded shape that naturally collects fluid at the predetermined floor location without requiring corner-reaching features.

Inventive Principle:
Principle #10Preliminary action

3Loss of substance

If the bottle interior is flat, then manufacturing is simpler, but fluid does not concentrate at a specific location for efficient collection

Engineering Contradiction:
Improvefluid concentrationVSAvoidbottle interior shaping
Core Design Contradiction:
Loss of substanceVSEase of manufacture

Solution Approach 1:

The bottle interior is pre-formed during manufacturing with a funnel-shaped surface that converges toward a central floor. This preliminary shaping, while slightly more complex than a flat interior, creates the necessary fluid concentration effect where all fluid naturally flows to the same location, enabling efficient collection with a simple applicator design.

Inventive Principle:
Principle #10Preliminary action

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

Reduces fluid wastage by ensuring complete fluid collection without manual manipulation and allows for organized storage and use of applicator bottles.

Implementation Method 1

the container defines an opening into an interior which funnels fluid concentrically towards a floor opposite the opening when the container is upright

Methodology Applied
Scientific EffectGravitational flow: Gravitation

Data Source

PatentUS12465131B2Applicator bottle
Publication Date: 2025.11.11 ZEYRRO PTY LTD
  • US12465131B2 patent drawing
  • US12465131B2 patent drawing
  • US12465131B2 patent drawing

AI summary

An applicator bottle has a container and a lid having an applicator which collects fluid from the floor when the lid engages the opening. The applicant bottle may have fluid saving capabilities wherein the container defines an opening into an interior which funnels fluid concentrically towards a floor opposite the opening when the container is upright so that the applicator can collect fluid pooled on the floor when the lid engages the opening without wastage. The container may also be configured for side-by-side interlocking and/or vertical stacking.