Bi-directional Snap-fit Mounting for Utility Meter Components

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Solution Overview

Problem

The geometry of existing components and available space within utility meters complicates the addition or replacement of components, particularly in certain locations, and some components are configured for unidirectional mounting, making it difficult to integrate new functionalities without interfering with existing components.

Innovation Solution

A bi-directional mounting assembly using a snap-fit fastener with first and second snap portions that engage each other to securely couple components, allowing for flexible mounting of new components like sensors and terminal blades on existing bases without altering the base, and accommodating various geometries to reduce vibration and interference.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If components are mounted unidirectionally to simplify mounting mechanisms, then mounting complexity is reduced, but adaptability to different component geometries and locations is limited

Engineering Contradiction:
Improveadaptability to component geometriesVSAvoidmounting mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The mounting assembly is designed with bi-directional capability, allowing the same mounting structure to accommodate components from either direction. The first and second mounts can engage with components regardless of mounting direction, providing universal adaptability without requiring direction-specific mounting mechanisms.

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

Solution Approach 2:

The mounting assembly incorporates flexible elements that can adapt to different component geometries. The bi-directional engagement allows the mounting structure to dynamically adjust to components mounted from either direction, maintaining secure attachment while accommodating varying component shapes and sizes.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If existing components are added to provide additional functionality, then utility meter functionality is enhanced, but interference with existing components increases

Engineering Contradiction:
Improvefunctionality enhancementVSAvoidcomponent interference
Core Design Contradiction:
Adaptability or versatilityVSObject-generated harmful factors

Solution Approach 1:

The mounting assembly is divided into separate first and second mounts that can independently engage with different components. This segmentation allows new components to be added without interfering with existing ones, as each mount can be positioned and engaged separately to accommodate the specific spatial requirements of each component.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting assembly acts as an intermediary structure between new components and existing meter components. By providing a dedicated bi-directional mounting interface, it mediates the integration of new functionality while maintaining clear spatial separation and preventing interference with existing meter components.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If components are mounted in specific locations to optimize function, then component performance is improved, but difficulty of adding components increases

Engineering Contradiction:
Improvecomponent function optimizationVSAvoidcomponent addition difficulty
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The mounting assembly provides universal mounting capability at multiple locations, allowing components to be added in various positions without requiring complex location-specific mounting mechanisms. The bi-directional engagement enables flexible placement while maintaining optimal functional positioning.

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

Solution Approach 2:

The mounting assembly is pre-configured with engagement features that facilitate easy component addition. The bi-directional mounts are designed to receive components from either direction, eliminating the need for complex alignment procedures and reducing the difficulty of adding components to specific locations.

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

Enables flexible and cost-effective addition or replacement of components in utility meters by allowing bi-directional mounting, reducing vibration, and maintaining compatibility with existing components, thus enhancing maintenance flexibility and reducing costs.

Implementation Method 1

The first and second snap portions are configured to bi-directionally engage one another in the opposite first and second directions to secure the first and second mounts

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS9024621B2System and method for mounting components within a utility meter
Publication Date: 2015.05.05 ACLARA METERS LLC
  • US9024621B2 patent drawing
  • US9024621B2 patent drawing
  • US9024621B2 patent drawing

AI summary

An embodiment of a system includes a utility meter having an enclosure, a first component and a second component in the enclosure, and a mounting assembly configured to couple the first and second components together in the enclosure. The mounting assembly includes a first mount having first and second prongs disposed about an intermediate space, a second mount configured to extend bi-directionally into the intermediate space between the first and second prongs in opposite first and second directions, and a snap-fit fastener. The snap-fit fastener includes first and second snap portions configured to bi-directionally engage one another in the opposite first and second directions to secure the first and second mounts.