Adjustable Meter Tail for Deformed Box Fit

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Solution Overview

Problem

The installation space for meters in fluid distribution systems can vary due to installation conditions, leading to reduced space for the meter and surrounding tubing or piping, especially when the meter box becomes out of round after backfilling.

Innovation Solution

A meter tail system comprising an adapter secured to the meter box and a slideably adjustable tail piece extending from the adapter to the meter, allowing for adjustable positioning to accommodate varying installation spaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed meter tail connection is used, then the installation is simple, but the system cannot adapt to varying installation spaces caused by meter box deformation

Engineering Contradiction:
Improveadaptability to varying installation spacesVSAvoidcomplexity of meter tail connection
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The meter tail connection is designed with a telescoping mechanism that allows the tail piece to extend and retract along the adapter. This dynamic adjustment capability enables the system to adapt to varying installation spaces caused by meter box deformation, while maintaining a relatively simple overall structure through the use of a single adjustable component rather than multiple complex parts.

Inventive Principle:
Principle #15Dynamics

2Stability of the object's composition

If the meter box is made rigid to maintain shape, then the structural stability is improved, but the ability to accommodate installation variations is reduced

Engineering Contradiction:
Improvestructural stability of meter boxVSAvoidaccommodation of installation variations
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The meter tail connection is divided into separate components: an adapter that attaches to the meter box and a tail piece that connects to the meter. The telescoping mechanism allows the tail piece to be adjusted independently of the adapter, enabling the system to accommodate installation variations without requiring the entire meter box structure to be flexible or deformable.

Inventive Principle:
Principle #1Segmentation

3Manufacturing precision

If adjustable positioning is implemented, then the fit and function in varying spaces is improved, but the assembly and adjustment process becomes more complex

Engineering Contradiction:
Improveprecision of meter positioningVSAvoidease of assembly and adjustment
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The telescoping meter tail connection is designed to be self-adjusting through a simple sliding mechanism that allows the tail piece to extend or retract to the required position. The connection maintains its own alignment and positioning without requiring complex external adjustment devices or precise manual calibration, making the assembly and adjustment process relatively straightforward while achieving accurate fit and function.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250130089A1Adjustable meter tail and meter box connection
Publication Date: 2025.04.24 MUELLER INT LLC
  • US20250130089A1 patent drawing
  • US20250130089A1 patent drawing
  • US20250130089A1 patent drawing

AI summary

A meter tail includes an adapter configured to be received within and secured to an opening defined within a meter box; and a tail piece defining a first end and a second end and extending from the adapter, the first end engaged with the adapter and the second end configured to be engaged with a meter, the tail piece extending unbroken from the first end to the second end.