Vibration Apparatus Cable Integration for Simpler Manufacturing
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Solution Overview
Problem
Existing vibration apparatuses face challenges in manufacturing process complexity and potential damage from step heights between signal cable lines, as well as suboptimal sound pressure levels.
Innovation Solution
A vibration apparatus with a simplified structure and manufacturing process, featuring a vibration generating portion, cover members, and a connection member to connect with a signal cable, which prevents damage and enhances sound pressure.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of moving object
If a piezoelectric device is applied to achieve slimness and thinness, then the thickness is reduced, but the manufacturing process complexity increases due to patterning and soldering requirements
Solution Approach 1:
The patent merges the signal cable with the vibration apparatus by integrating the cable directly into the structure. The cable is positioned to extend along the thickness direction and is electrically connected without requiring separate soldering processes, thereby simplifying manufacturing while maintaining the slim design
Solution Approach 2:
The patent extracts and eliminates the complex patterning and soldering processes by using a pre-formed cable structure that is directly integrated into the vibration apparatus. This extraction of complex manufacturing steps reduces both process complexity and potential damage risks
2Reliability
If traditional connection methods are used, then electrical connection is achieved, but step heights between signal cable lines cause cracks or damage to the vibration generating portion
Solution Approach 1:
The patent creates an equipotential surface by positioning the cable to extend along the thickness direction of the vibration apparatus. This arrangement eliminates step height differences between connection points, preventing mechanical stress and cracks in the vibration generating portion while maintaining reliable electrical connection
Solution Approach 2:
The patent introduces the cable structure as an intermediary element that bridges the vibration apparatus and external connections. By carefully designing the cable's position and extension path, it serves as a mediator that prevents direct mechanical stress transmission to the vibration generating portion
3Power
If conventional vibration apparatus structure is used, then basic vibration function is achieved, but sound pressure level characteristics are suboptimal
Solution Approach 1:
The patent extends the cable along the thickness dimension rather than using conventional planar connections. This dimensional change allows for optimized electrical connection geometry that enhances sound pressure level characteristics without significantly increasing overall structural complexity
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 simplified structure reduces manufacturing complexity and prevents damage while improving sound pressure levels.
Implementation Method 1
piezoelectric devices capable of being implemented to have a thin thickness are attracting much attention instead of voice coils
Data Source
AI summary
A vibration apparatus can include a vibration generating portion including at least one or more vibration portions, a first cover member disposed at a first surface of the vibration generating portion, a second cover member disposed at a second surface of the vibration generating portion being different from the first surface of the vibration generating portion, a signal cable electrically connected with the vibration generating portion, and a connection member disposed between the first cover member and the second cover member to connect the vibration generating portion with the signal cable.