Support Member Connection Mechanism for Electrical Apparatus Wiring

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Solution Overview

Problem

Conventional support member connection mechanisms for electrical apparatuses face issues with hindrance in closing adjacent support members and potential wiring member breakage due to slacking and stretching, especially when the wiring member is unmovable or immovable in the longitudinal direction, leading to limited movement and increased risk of damage.

Innovation Solution

A support member connection mechanism where two adjacent support members are arranged side by side to support a wiring member, with a junction that allows bending about a rotation axis, exposing the wiring member in a predetermined bent side junction area, enabling smooth closure without hindrance and preventing breakage by allowing extra length in the central path when closed.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If the wiring member is covered in the bent side junction area, then the appearance is improved and protection is provided, but the support members cannot be fully closed due to hindrance from the wiring member

Engineering Contradiction:
ImproveappearanceVSAvoidclosure operation
Core Design Contradiction:
ShapeVSEase of operation

Solution Approach 1:

The patent divides the junction area into two distinct zones: a bent side junction area where the wiring member is exposed to allow full closure of support members, and an opposite side junction area where the wiring member is covered for protection and appearance. This segmentation resolves the contradiction by assigning different functional requirements to different spatial locations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies different treatment to the wiring member in different locations: in the bent side junction area, the wiring member is exposed to enable closure operation, while in the opposite side junction area, it is covered to provide protection and improve appearance. This local differentiation allows each area to optimize for its specific function.

Inventive Principle:
Principle #3Local quality

2Stability of the object's composition

If the wiring member is unmovable in the longitudinal direction, then connection stability is improved, but the support members are hindered from closing fully due to wiring member stretching

Engineering Contradiction:
Improveconnection stabilityVSAvoidclosure operation
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The patent segments the junction area to distinguish between the bent side where closure occurs and the opposite side where stability is maintained. By exposing the wiring member in the bent side junction area, the patent allows the support members to close fully without the wiring member interfering, while the unmovable connection at the opposite side maintains stability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent resolves the contradiction by considering the spatial dimension of the junction area. By exposing the wiring member in the bent side junction area (one dimension) while maintaining the unmovable connection at the opposite side (another dimension), the patent allows both full closure operation and connection stability to coexist.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Volume of moving object

If the support members are closed fully, then the compactness is improved, but the wiring member may break due to stretching and stress concentration

Engineering Contradiction:
ImprovecompactnessVSAvoidwiring member durability
Core Design Contradiction:
Volume of moving objectVSStrength

Solution Approach 1:

The patent divides the junction area into bent side and opposite side zones. By exposing the wiring member in the bent side junction area, the patent eliminates stress concentration points that would occur if the wiring member were covered and forced to stretch during closure. This segmentation allows full compactness while preventing wiring member breakage.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent converts the potential harm of wiring member exposure into a benefit by strategically exposing the wiring member in the bent side junction area where it can accommodate closure movement without stress concentration. This transforms what could be a vulnerability (exposed wiring) into a solution that enables both compactness and durability.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

4Reliability

If a connector is used to connect electrical parts, then the connection is established, but the cost increases and conductivity and durability degrade due to repeated contact and separation

Engineering Contradiction:
Improveconnection reliabilityVSAvoidconnector structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the wiring member from the covered junction area and exposes it in the bent side junction area. This eliminates the need for connectors that would require repeated contact and separation, thereby reducing device complexity while maintaining connection reliability. The exposed wiring member provides a direct, permanent connection without mechanical connectors.

Inventive Principle:
Principle #2Taking out (Extraction)

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 unhindered closure of support members and prevents wiring member breakage by maintaining constant connection and reducing stress on the wiring member, even when it is unmovable in the longitudinal direction, thus enhancing durability and conductivity.

Implementation Method 1

a junction configured to couple between two adjacent support members of the plurality of support members in such a manner that the two adjacent support members are bendable to one side about a rotation axis

Methodology Applied
Scientific EffectHinge mechanism: Hinge

Data Source

PatentUS10359733B2Support member connection mechanism and electrical apparatus including the same
Publication Date: 2019.07.23 SHARP KK
  • US10359733B2 patent drawing
  • US10359733B2 patent drawing
  • US10359733B2 patent drawing

AI summary

A support member connection mechanism includes a plurality of support members that are arranged side by side in a longitudinal direction of a wiring member and are configured to support the wiring member; and a junction configured to couple between two adjacent support members of the plurality of support members in such a manner that the two adjacent support members are bendable to one side about a rotation axis. The wiring member is exposed in a predetermined bent side junction area including an area of the junction on a bent side of the two adjacent support members.