Pivoting Electrical Device Cover With Track Latch

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Solution Overview

Problem

Conventional electrical device covers lack effective mechanisms for secure closure and waterproofing, particularly in orientations like horizontal or vertical, and do not allow for easy access while maintaining protection.

Innovation Solution

An electrical device cover design featuring a base with a track system and a hinged lid that automatically adjusts and latches into notches on the track, providing secure closure and allowing cord escape, with a hinge pin mechanism for rotational fixation and gravity-assisted closure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a conventional electrical device cover is used, then the electrical device is protected from water and contaminants, but the cover lacks secure closure mechanism and easy access capability

Engineering Contradiction:
Improveprotection from water and contaminantsVSAvoidsecure closure and easy access
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The lid is made dynamically adjustable through the hinge mechanism, allowing it to pivot between open and closed positions. The selectively adjustable first end enables the lid to adapt to different orientations (horizontal/vertical) and access requirements while maintaining protection when closed

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The cover is divided into separable components: a base, a pivotable lid, and adjustable elements (hinge pin, lid pin). This segmentation allows the lid to be independently positioned and secured at different locations along the base, providing both protection and easy access capability

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the lid is made pivotable for easy access, then ease of operation is improved, but secure closure and waterproofing are compromised

Engineering Contradiction:
Improveeasy accessVSAvoidsecure closure and waterproofing
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The lid automatically self-closes and self-secures through gravity-assisted pivoting and the latch mechanism. When opened, the lid pivots away; when released, it automatically returns to closed position and secures itself via the lid pin engaging with the track, maintaining protection without manual intervention

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The hinge mechanism acts as an intermediary between the open and closed states, providing controlled movement. The latch mechanism (lid pin and track) serves as an intermediary that maintains the closed state and ensures waterproofing while allowing easy transition to open state when needed

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If the cover is designed for vertical or horizontal orientations, then adaptability is improved, but the closure mechanism becomes more complex

Engineering Contradiction:
Improvevarious orientationsVSAvoidclosure mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The hinge mechanism provides universal functionality across multiple orientations. The same hinge structure enables the lid to pivot effectively whether the base is mounted vertically or horizontally, eliminating the need for orientation-specific closure mechanisms and reducing overall complexity

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

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 design ensures secure closure and protection from water and contaminants while allowing easy access for cord usage, enhancing usability and protection in various orientations.

Implementation Method 1

a hinge configured such that the first end of the lid is selectively adjustable generally parallel to the back wall of the base toward and away from the second base end

Methodology Applied
Scientific EffectGravity: Gravitation

Data Source

PatentUS8104639B1Pivoting collapsible electrical device cover
Publication Date: 2012.01.31 HUBBELL INC
  • US8104639B1 patent drawing
  • US8104639B1 patent drawing
  • US8104639B1 patent drawing

AI summary

An electrical device cover comprises a base with an opening in a back wall of the base sized to receive an electrical device and a lid coupled to the base at a first base end through a hinge, the lid pivotable between and open position and at least one closed position. The base comprises a track and a notch in a side of the track extending away from the first base end. A first end of the lid in a closed position is adjustable generally parallel to the back wall of the base toward and away from a second base end. A lid pin extends from the lid towards the track when the lid is in a closed position. In each closed position the lid pin seats in the at least one notch of the track when the first lid end is selectively adjusted toward the second base end.