Elastic Affixing Structure for Efficient Vibration Transmission

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Solution Overview

Problem

Existing vibration systems, such as those described in Patent Literature 1, can be improved in terms of efficiently transmitting vibrations from an exciter to a vibration component, particularly in mobile bodies, due to limitations in the elasticity and resonance properties of the affixing portions.

Innovation Solution

The vibration system incorporates an exciter with a fixing portion attached to a vibration component, where the affixing portion is designed to be more elastically deformable than other parts, featuring slits or trenches for enhanced resonance and elasticity, allowing efficient vibration propagation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the affixing portion is made more elastically deformable than other parts of the vibration component, then vibration transmission efficiency is improved, but the structural strength and stability of the vibration component deteriorates

Engineering Contradiction:
Improvevibration transmission efficiencyVSAvoidstructural strength
Core Design Contradiction:
ProductivityVSStrength

Solution Approach 1:

The affixing portion is designed with different elastic deformability characteristics compared to other parts of the vibration component. By making the affixing portion more elastically deformable while maintaining normal structural strength in other areas, the patent achieves localized optimization for vibration transmission without compromising overall structural integrity.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The affixing portion is designed to dynamically deform elastically during vibration transmission, allowing it to adapt to vibrational forces. This dynamic elastic deformation enables efficient vibration transfer from the exciter to the vibration component while the rigid other parts maintain structural stability.

Inventive Principle:
Principle #15Dynamics

2Reliability

If the affixing portion is designed with higher elasticity for better resonance, then vibration resonance properties are improved, but the rigidity and stability of the connection deteriorates

Engineering Contradiction:
Improvevibration resonance propertiesVSAvoidconnection stability
Core Design Contradiction:
ReliabilityVSStability of the object's composition

Solution Approach 1:

The patent applies different mechanical properties to different parts: the affixing portion has high elasticity for resonance while other parts maintain normal rigidity. This local differentiation allows the connection to be stable during normal operation but responsive during vibration, resolving the contradiction between resonance and stability.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The elastic deformability parameter of the affixing portion is specifically changed to be higher than other parts. This parameter change enables the affixing portion to resonate with vibrations while maintaining sufficient connection stability through its controlled elastic properties rather than complete rigidity.

Inventive Principle:
Principle #35Parameter changes

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

This design enables effective communication of vibrations from the exciter to the entire vibration component, enhancing the overall vibration transmission and resonance properties.

Implementation Method 1

the affixing portion being more readily elastically deformable than other parts of the vibration component

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Implementation Method 2

efficient vibration propagation

Methodology Applied
Scientific EffectVibration transmission: Vibration

Implementation Method 3

enhanced resonance and elasticity, allowing efficient vibration propagation

Methodology Applied
Scientific EffectResonance: Resonance

Data Source

PatentUS20260019754A1Vibration system, vibration component, and mobile body
Publication Date: 2026.01.15 PANASONIC AUTOMOTIVE SYST CO LTD
  • US20260019754A1 patent drawing
  • US20260019754A1 patent drawing
  • US20260019754A1 patent drawing

AI summary

A vibration system includes: a vibration component; and an exciter attached to the vibration component. The exciter includes a fixing portion that fixes the exciter to the vibration component. The vibration component includes an affixing portion to which the fixing portion is attached, and which is more readily elastically deformable than other parts of the vibration component.