Sliding Cable Connector With Spring Tension Adjustment for Folded Seats

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Solution Overview

Problem

Existing cable connecting devices for vehicles fail to conveniently connect cables between second or third row seats and the trunk side switch due to significant distance differences, lacking an effective mechanism for elastic length adjustment.

Innovation Solution

A connecting device with a slidingly movable connecting portion and a length adjusting portion, featuring a latching-step and spring mechanism, allows easy attachment and detachment of cables, enabling elastic length adjustment and secure coupling to the seat and trunk side switch.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed-length cable connecting device is used, then the structure is simple, but it cannot accommodate distance differences between seats and trunk side switch in different vehicle types

Engineering Contradiction:
Improveadaptability to different vehicle types and distance differencesVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The cable connecting device incorporates a sliding mechanism that allows the cable to move dynamically between a retracted position (when not in use) and an extended position (when connecting seats to the trunk side switch). This dynamic structure enables the same device to adapt to different distance requirements across various vehicle types without requiring multiple fixed-length cables.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If a detachable cable connecting mechanism is provided, then ease of installation and detachment is improved, but the risk of accidental detachment increases

Engineering Contradiction:
Improveease of installation and detachmentVSAvoidrisk of accidental detachment
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The connecting mechanism includes a latch structure that automatically engages when the cable is inserted into the connector. This preliminary latching action ensures that the cable is securely fixed immediately upon installation, preventing accidental detachment during subsequent use while maintaining ease of installation through a simple insert-and-lock operation.

Inventive Principle:
Principle #10Preliminary action

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

The device allows for adjustable cable length, easy installation in vehicle frames, and quick connection to seat frames, enhancing working convenience and tension control, while maintaining secure operation.

Implementation Method 1

a latching-step provided on a connecting protrusion coupled to the first cable may be inserted into an inner side of the first direction side of the connecting unit and, after elastically deforming a latching-plate provided on an inner surface of the connecting unit, may be fixed to the latching-plate of being restored

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Implementation Method 2

a spring having one end coupled to the moving unit and an opposite end coupled to an inner surface of an opposite end of the fourth casing

Methodology Applied
Scientific EffectSpring force: Spring

Data Source

PatentUS11754105B2Connecting device for cables
Publication Date: 2023.09.12 DAE CHANG SEAT CO LTD DONGTAN
  • US11754105B2 patent drawing
  • US11754105B2 patent drawing
  • US11754105B2 patent drawing

AI summary

Disclosed in the present specification is to provide a connecting device for cables, in which a connecting portion and a length adjusting portion for connecting the cables are provided to be separated from each other, and a cable of a seat side and the connecting portion are easily attached to and detached from each other. According to one embodiment of the disclosure disclosed herein, proposed is a connecting device for cables, connecting a first cable connected to a folding unit of a seat of a first direction side and a third cable connected to a switch portion at a second direction side opposite to the first direction, the device including: a connecting portion; and a length adjusting portion.