Rotating Camera Wiring Harness with Segmented Conductors

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Solution Overview

Problem

Electronic devices with rotatable cameras face limited rotation angles due to wiring damage from continuous tightening, restricting user experience.

Innovation Solution

An electronic device design featuring a connection member with pivot parts and an electrical connection unit that maintains stable contact between wiring harness groups, allowing for unlimited rotation without damaging the wiring harnesses.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the rotation angle is increased to improve user experience, then the rotation scope is expanded, but the wiring will be frayed and twisted off causing damage to the electronic device

Engineering Contradiction:
Improverotation scopeVSAvoidwiring durability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The electrical connection is segmented into multiple independent conductors within the wiring harness, allowing each conductor to move independently during rotation. This segmentation prevents the wiring from twisting off as a unified structure, enabling greater rotation scope while maintaining reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The wiring harness is designed with flexible insulation layers and protective sheaths that can bend and flex without breaking. These flexible structures allow the wiring to accommodate large rotation angles while preventing fraying and damage, resolving the contradiction between rotation scope and wiring durability.

Inventive Principle:
Principle #30Flexible shells and thin films

2Adaptability or versatility

If the wiring is made more flexible to allow greater rotation, then the rotation angle is increased, but the electrical connection stability may be compromised

Engineering Contradiction:
Improverotation angleVSAvoidelectrical connection stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The electrical connection system is designed to be dynamic rather than rigid, allowing the wiring harness to adapt its configuration during rotation. The flexible conductors can dynamically adjust their position and orientation while maintaining continuous electrical contact, ensuring both rotation capability and connection stability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

Multiple electrical conductors are merged into a unified wiring harness structure with common insulation and protection layers. This merging provides both flexibility for rotation and structural stability for maintaining electrical connections, resolving the contradiction between rotation angle and connection stability.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If a rigid wiring structure is used to maintain electrical connection stability, then the electrical connection is reliable, but the rotation angle is limited

Engineering Contradiction:
Improveelectrical connection reliabilityVSAvoidrotation angle
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The wiring harness employs flexible insulation shells and protective films that maintain structural integrity while allowing bending and rotation. These flexible protective layers enable the wiring to achieve both reliability through maintained connection and adaptability through increased rotation angle.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The wiring structure uses composite materials combining conductive cores with flexible insulating and protective layers. This composite construction provides both the electrical reliability of stable conductors and the mechanical flexibility needed for large rotation angles, resolving the contradiction between reliability and adaptability.

Inventive Principle:
Principle #40Composite materials

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 the electronic device to rotate freely without limiting the angle, preventing wiring damage and enhancing user experience by maintaining constant electrical connections.

Implementation Method 1

an elastic component for applying pressure to the first electrical connection unit and the second electrical connection unit, so that the first electrical connection unit and the second electrical connection unit keep a stable position relationship

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS10139867B2Electronic device
Publication Date: 2018.11.27 LENOVO (BEIJING) LTD
  • US10139867B2 patent drawing
  • US10139867B2 patent drawing
  • US10139867B2 patent drawing

AI summary

An electronic device is described that includes a first body; a second body; and a connection member through which the first body is connected with the second body. The connection member includes a rotary connection part for supporting the first body to rotate around an axis line of the rotary connection part and an extensible connection part for supporting the first body to be close to or away from the second body.