Keg Adapter Mediating Tap Coupler and Valve Incompatibility

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Solution Overview

Problem

Keg valve coupler systems are not universal, leading to incompatibility issues that complicate the transfer of beer kegs between different styles, requiring specific couplers and technicians for tapping, which burdens bars and restaurants.

Innovation Solution

A keg adapter that acts as an intermediate device to connect mismatched tap couplers and keg valves, allowing for quick and easy transfer of beer kegs without changing tap couplers, and can be pre-attached to kegs for compatibility with various keg valve systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If specific couplers are used for each keg valve system, then compatibility with the keg valve is ensured, but device complexity and the need to maintain multiple coupler types increases

Engineering Contradiction:
ImprovecompatibilityVSAvoidcoupler variety
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces an intermediary device (adapter) that mediates between the keg valve and the coupler. The adapter has a first end that connects to the keg valve and a second end that connects to the coupler, allowing incompatible valve-coupler pairs to work together. This resolves the contradiction by maintaining compatibility through the adapter while allowing the use of standardized couplers.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The adapter serves multiple functions: it adapts between different valve types, maintains pressure, and enables universal coupler compatibility. By making the adapter universal across multiple valve systems, the need to maintain multiple specialized couplers is eliminated, reducing device complexity while preserving compatibility.

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

2Reliability

If multiple coupler types are maintained for different keg styles, then compatibility with various keg valves is ensured, but ease of operation and technician requirements increase

Engineering Contradiction:
ImprovecompatibilityVSAvoidcoupler change requirement
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The adapter acts as a universal intermediary that allows a single coupler type to work with multiple keg valve systems. Instead of requiring technicians to change couplers when switching keg styles, the adapter remains on the keg and accommodates different coupler types, significantly improving ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The adapter is pre-installed on the keg during distribution or storage, so that when the keg arrives at the establishment, the adapter is already in place. This preliminary action eliminates the need for technicians to install different couplers for different keg types, reducing labor requirements and improving ease of operation.

Inventive Principle:
Principle #10Preliminary action

3Ease of manufacture

If standardized coupler design is used, then ease of manufacture and inventory management is improved, but adaptability to different keg valve systems decreases

Engineering Contradiction:
Improvecoupler standardizationVSAvoidvalve compatibility
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The system is segmented into three distinct components: the keg valve, the adapter, and the coupler. The adapter serves as a separate, specialized component that provides the adaptability function, while the coupler can remain standardized. This segmentation allows standardized coupler manufacture while maintaining versatility through the adapter segment.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The adapter serves as an intermediary component that bridges the gap between standardized couplers and various keg valve systems. By placing the adaptability function in the adapter rather than the coupler, manufacturers can produce standardized couplers while the adapter handles the compatibility requirements for different valve types.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS9834427B2Keg adapter apparatus, systems and methods of using same
Publication Date: 2017.12.05 WILLIAMS SCOTT
  • US9834427B2 patent drawing
  • US9834427B2 patent drawing
  • US9834427B2 patent drawing

AI summary

A keg adapter to alleviate keg valve coupler system incompatibility. The keg adapter has a first end and a second end, the first end being compatible with at least one tap head coupler and having a diameter greater than the second end and the second and being compatible with at least one keg valve system. The keg adapter may be compatible with any combination of tap head coupler and keg valve system. A method of installing the keg adapter onto a keg for dispensing beer is disclosed. Also a method of using a keg adapter to dispense beer from a keg.