Fluid Container Cap with Movable Restrictor for System Compatibility

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Solution Overview

Problem

Existing dilution and dispensing systems face compatibility issues with positive displacement pumps and venturi education systems, as prior art restrictor connections are not adaptable, leading to restricted flow paths that fail to accommodate different dispensing systems.

Innovation Solution

A cap and connection assembly system with a bypassable restrictor that can move between restricted and unrestricted flow positions, allowing for compatibility with various dispensing systems through proprietary connectors, enabling fluid containers to be used across different systems without modification.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a fixed restrictor connection is used in the cap, then the flow rate is controlled to maintain a fixed dilution rate for venturi-based systems, but the system becomes incompatible with positive displacement pump systems and cannot adapt to different dispensing systems

Engineering Contradiction:
Improvedilution rate controlVSAvoidcompatibility with different dispensing systems
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The restrictor connection is made movable rather than fixed, allowing it to be positioned in different locations within the cap. This dynamic positioning enables the same cap to work with different dispensing systems (venturi-based and positive displacement pumps) by adjusting the restrictor location accordingly, while still maintaining controlled dilution rates when needed

Inventive Principle:
Principle #15Dynamics

2Device complexity

If a single restrictor position is used, then the system maintains simplicity and backwards compatibility, but it cannot provide both restricted and unrestricted flow paths needed for different applications

Engineering Contradiction:
Improverestrictor connection structureVSAvoidflow path configuration options
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The cap interior is divided into multiple distinct regions or zones, with the restrictor connection capable of being positioned in different segments. This segmentation allows the same cap structure to provide different flow characteristics (restricted vs. unrestricted flow paths) by simply changing the restrictor position, without requiring multiple different cap designs

Inventive Principle:
Principle #1Segmentation

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 provides flexible flow control, ensuring backwards compatibility and allowing for seamless transfer between dispensing systems, maintaining precise dilution ratios across different flow rates and pressures, thereby enhancing the adaptability and efficiency of fluid dispensing.

Implementation Method 1

A bypassable restrictor is located in a flow path defined in the connection structure and defines a restriction orifice, wherein a portion of the bypassable restrictor is configured for non-returnable movement in a direction from the exterior side toward the interior side, from a first position in the plug section to a second position in the bypass section.

Methodology Applied
Scientific EffectFluid flow restriction:

Data Source

PatentUS11702255B2Fluid container cap with dual-position restrictor
Publication Date: 2023.07.18 DIVERSEY INC
  • US11702255B2 patent drawing
  • US11702255B2 patent drawing
  • US11702255B2 patent drawing

AI summary

A fluid container cap includes a connection structure, a dispensing connector, and a movable restrictor that adjusts flow through the container cap is disclosed. A fluid container cap includes a connection structure, a dispensing connector, a restrictor, and a valve that is movably adjustable to alter fluid flow through the container cap is also disclosed.