Channel Framing With Dual-Side Fitting Grooves

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Solution Overview

Problem

Conventional strut channel framing systems lack flexibility and adaptability, as they typically have only one functional side for mounting components, making it difficult to modify or disassemble assembled structures during installation, especially in construction and electrical industries.

Innovation Solution

The development of channel framing with a continuous slot on one side and fitting grooves on the other sides, allowing for the use of various fittings such as conduit clamps, rod hanger assemblies, and coupling components that can be easily secured and rearranged, enabling flexible assembly and disassembly of channel framing systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If two or more pieces of strut channel are welded to one another to provide additional functionality, then the structural support capability is improved, but the ease of disassembly and modification deteriorates

Engineering Contradiction:
Improvestructural support capabilityVSAvoidease of disassembly and modification
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The channel framing is divided into modular segments with standardized fitting grooves and receptacles. Each piece can be independently connected or disconnected through these pre-formed features, eliminating the need for welding while maintaining structural integrity. The segmentation allows easy assembly and disassembly at job sites to accommodate design changes.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention changes the connection parameter from permanent welding to reversible mechanical interlocking via fitting grooves and receptacles. This parameter change enables the same structural support function to be achieved while allowing for easy modification and disassembly by simply removing the mechanical connectors.

Inventive Principle:
Principle #35Parameter changes

2Ease of manufacture

If conventional strut channel with only one functional side is used, then the manufacturing simplicity is improved, but the adaptability deteriorates

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidadaptability
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The channel framing is designed with fitting grooves and receptacles on multiple sides, enabling each piece to serve multiple functions and be configured in various orientations. This multi-functionality allows the same standardized component to adapt to different installation scenarios without requiring special ordering, while maintaining manufacturing simplicity through standardized production.

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

3Adaptability or versatility

If special ordered welded strut channel is used to accommodate changes, then the adaptability is improved, but the productivity deteriorates

Engineering Contradiction:
ImproveadaptabilityVSAvoidinstallation efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The fitting grooves and receptacles are pre-formed during standard manufacturing, eliminating the need for special ordering or field welding when adaptability is required. This preliminary preparation of connection features enables quick assembly and modification at the job site, maintaining both adaptability and productivity.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10619791B2Channel framing with additional functional side
Publication Date: 2020.04.14 EATON INTELLIGENT POWER LTD
  • US10619791B2 patent drawing
  • US10619791B2 patent drawing
  • US10619791B2 patent drawing

AI summary

Channel framing includes an elongate body having a longitudinal axis and defining an interior extending along the longitudinal axis. The body includes a first side defining a continuous slot extending lengthwise of the body and into the interior of the body. A second side is generally opposite the first side and defines a fitting groove extending lengthwise of the body. The fitting groove is configured for receiving at least one type of fitting to secure the fitting to the channel framing.