Modular Portable Generator Frame with Universal Mounting

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Solution Overview

Problem

Existing portable electric generators lack customization options and flexibility, making them inadequate for varying user needs and applications, such as power outages or remote locations, where different power requirements and configurations are necessary.

Innovation Solution

A modular portable generator system with a universal frame that allows interchangeable engines, accessories, and configurations, including a versatile engine mounting system, adjustable handlebars, and a configurable power cord management system, enabling users to customize the generator at the point of sale or later, to meet specific power needs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed configuration generator is used, then the device complexity is reduced, but the adaptability to different user needs and applications deteriorates

Engineering Contradiction:
Improvecustomization capabilityVSAvoidsystem configuration complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The generator system is divided into modular components including the engine, generator set, frame, handlebars, wheels, and accessories. Each component can be independently selected and configured, allowing customization without requiring complete system redesign. The frame serves as a common platform that accepts various engine types and power ratings.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A universal frame design is implemented that can accommodate multiple engine types, power ratings, and configuration options. The frame includes standardized mounting interfaces and attachment points that work with various accessories and configurations, providing multi-functionality without increasing overall system complexity.

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

2Adaptability or versatility

If multiple configurations and accessories are provided, then the versatility is improved, but the ease of manufacture deteriorates

Engineering Contradiction:
Improveconfiguration varietyVSAvoidassembly complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The frame is pre-configured with standardized mounting locations, attachment points, and interface specifications during manufacturing. This preliminary preparation allows for quick and easy assembly of different engine types and accessories without requiring complex field modifications or specialized assembly procedures.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Different portions of the frame are designed with specific local characteristics optimized for particular functions - such as reinforced mounting areas for engines, standardized holes for accessories, and specific geometry for handlebar attachments. This localized optimization maintains ease of manufacture while enabling configuration variety.

Inventive Principle:
Principle #3Local quality

3Adaptability or versatility

If a modular system with interchangeable components is implemented, then the adaptability is improved, but the device complexity increases

Engineering Contradiction:
ImproveinterchangeabilityVSAvoidmodular system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Standardized interfaces, mounting patterns, and connection methods are used throughout the modular system. All engines use the same mounting footprint, all accessories attach to standardized frame locations, and all components use consistent fastening methods. This homogeneity in interface design enables interchangeability without requiring the user to learn multiple connection systems.

Inventive Principle:
Principle #33Homogeneity

Data Source

PatentUS10337399B2Portable generators
Publication Date: 2019.07.02 DISCOVERY ENERGY LLC
  • US10337399B2 patent drawing
  • US10337399B2 patent drawing
  • US10337399B2 patent drawing

AI summary

A customizable portable generator system and methods for assembling the same are disclosed. In one example, the generator system generally includes a universal frame including a plurality of mounting interfaces configured for detachably attaching one of a plurality of different engines and a plurality of wheel assemblies and/or support legs. Optionally, at least one handlebar assembly may be detachably mounted on the frame in at least one of two possible positions. In one example, the handlebar may be pivotably mounted to the frame. The frame components may be assembled into a kit from which a user may select various options to custom configure the generator unit. Other appurtenances and accessories may be provided which interface with the generator unit and frame. A modular generator frame and compressed gas-fueled generators are also disclosed.