Integrated Inverter Protective Cover Mounting

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Solution Overview

Problem

Existing inverter devices with protective covers suffer from poor mounting workability and an increased number of components due to individually mounted blind plates and varying slit sizes and shapes, which complicates the mounting process and requires multiple types of blind plates.

Innovation Solution

An inverter device with a single protective cover that integrally covers the front, top, first side, and second side surfaces, featuring engaging portions for easy mounting and a design that accommodates varying slit shapes and sizes without changing the protective cover's shape or size, reducing the number of components and improving workability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If blind plates are individually mounted on multiple ventilating windows, then protective coverage is achieved, but mounting workability deteriorates and number of components increases

Engineering Contradiction:
Improveprotective coverageVSAvoidmounting workability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent combines multiple separate blind plates into a single integrated protective cover that covers multiple ventilating windows simultaneously. The protective cover includes a single continuous structure with through-holes corresponding to different ventilating windows, eliminating the need to install multiple separate blind plates while maintaining protective coverage.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The single protective cover serves multiple functions by covering different ventilating windows with different slit configurations. The cover is designed with a unified structure that accommodates various slit shapes and sizes through its through-holes, making it a universal protective component for multiple locations.

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

2Adaptability or versatility

If multiple types of blind plates are prepared for different ventilating window sizes and shapes, then adaptability to different configurations is achieved, but number of components increases

Engineering Contradiction:
Improveadaptability to different configurationsVSAvoidnumber of components
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The protective cover is designed as a universal component that can accommodate different ventilating window configurations. The single cover structure includes through-holes that can adapt to various slit shapes and sizes, eliminating the need to prepare multiple types of blind plates for different configurations.

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

Solution Approach 2:

The patent uses parameter changes in the design of the protective cover, specifically varying the shapes and sizes of through-holes within a single cover structure to accommodate different slit configurations. This allows one component to adapt to multiple parameters rather than requiring multiple components for different parameters.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If multiple types of blind plates are prepared for different ventilating window sizes and shapes, then adaptability to different configurations is achieved, but manufacturing complexity increases

Engineering Contradiction:
Improveadaptability to different configurationsVSAvoidmanufacturing complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent merges the functionality of multiple blind plates into a single protective cover component. Instead of manufacturing and managing multiple separate parts with different dimensions and shapes, a single integrated cover is manufactured, simplifying the manufacturing process and reducing production complexity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9941809B2Inverter device
Publication Date: 2018.04.10 FUJI ELECTRIC CO LTD
  • US9941809B2 patent drawing
  • US9941809B2 patent drawing
  • US9941809B2 patent drawing

AI summary

An inverter device includes an inverter device body portion and a protective cover that covers the inverter device body portion, and the protective cover integrally includes a front surface portion that covers the front surface of the inverter device body portion, a top surface portion that covers the top surface of the inverter device body portion, a first side surface portion that covers a first side surface of the inverter device body portion, and a second side surface portion that covers a second side surface of the inverter device body portion.