Console Box Hook With Elastic Bumper And Non-Slip Knob

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Solution Overview

Problem

Conventional hooks for opening and closing console boxes generate frictional sounds and reduce the operation feeling, leading to user dissatisfaction and a decrease in vehicle commodity value due to direct contact with the console lid and body during operation.

Innovation Solution

A hook design featuring an elastic bumper at the rear part and a non-slip protrusion on the knob to absorb impact and prevent slipping, respectively, reducing frictional sounds and enhancing the operation experience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the hook is directly contacted to the console lid and body during operation, then the locking function is achieved, but frictional sounds are generated causing user dissatisfaction

Engineering Contradiction:
Improvelocking functionVSAvoidfrictional sound
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

A cushioning member (elastic bumper) is introduced as an intermediary element between the hook and the console lid/body. This bumper absorbs the contact during operation, preventing direct contact between the hook and the console components, thereby eliminating frictional sounds while maintaining the locking function through the bumper's elastic deformation and recovery.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the hook operates with direct contact, then the locking mechanism functions, but the operation feeling is reduced

Engineering Contradiction:
Improvelocking mechanismVSAvoidoperation feeling
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The elastic bumper is pre-installed at the contact position of the hook, providing beforehand cushioning. When the hook operates, the bumper deforms elastically to absorb impact and provide a smooth, comfortable operation feeling, while still enabling the locking mechanism to function reliably through the bumper's recovery force.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Device complexity

If the knob is smooth, then the structure is simple, but slipping occurs during operation reducing handling quality

Engineering Contradiction:
Improveknob structureVSAvoidhandling quality
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The non-slip protrusion is added only at the specific contact area of the knob where fingers grip, rather than making the entire knob complex. This localized modification provides enhanced grip and prevents slipping during operation, improving handling quality while maintaining overall structural simplicity.

Inventive Principle:
Principle #3Local quality

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 elastic bumper absorbs frictional sounds, and the non-slip protrusion improves the operation feeling, enhancing user satisfaction and vehicle commodity value by minimizing noise and improving handling.

Implementation Method 1

a rear part of the hook (100) is integrally formed with an elastic bumper (140)

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

the elastic bumper absorbs frictional sounds

Methodology Applied
Scientific EffectImpact absorption: Damping

Data Source

PatentUS10871014B2Hook for opening and closing console box
Publication Date: 2020.12.22 NIFCO KOREA INC
  • US10871014B2 patent drawing
  • US10871014B2 patent drawing
  • US10871014B2 patent drawing

AI summary

A hook device for opening and closing a console box with a console lid includes a hook body, a hinge shaft formed in the hook body and adapted to engage a lower front of the console lid, a knob protruding from the hook body in one direction at a center front where the hinge shaft is formed at the upper part, and a latch protrusion formed at a lower part of the hook body and protruding in a direction opposite to the one direction in which the latch protrusion is arranged to engage with and release from a latch formed at a front end of an upper surface of the console body. The hinge shaft protrudes to left and right sides at an upper part of the hook body.