Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Speaker diaphragm and method of manufacturing speaker diaphragm










Image Number 11 for United States Patent #7546897.

A speaker diaphragm made of a resin containing a thermoplastic polymeric material is provided. The speaker diaphragm includes a changed portion formed on the diaphragm that is molded using the resin. The changed portion is formed by partially changing physical properties of the thermoplastic polymeric material for dispersing local vibrations based on a characteristic of local vibrations measured in advance.








 
 
  Recently Added Patents
Managing delivery of application server content
Methods for integrating the production of cellulose nanofibrils with the production of cellulose nanocrystals
Image forming apparatus and image forming method
Process to extract quassinoids
Plants and seeds of hybrid corn variety CH514730
Display screen with graphical user interface
Ni-, Co-, and Mn- multi-element doped positive electrode material for lithium battery and its preparation method
  Randomly Featured Patents
Digital camera
Process for removal of inorganic and cyanide contaminants from wastewater
Vehicle bull-bar
Machine fault diagnostics system and method
Fast response proportional sampling system and method for exhaust gas analysis
Technique for installing software by producing an access code and installation key
Sectional screen cylinder
Method and apparatus that carries out self-organizing of internal states of a state transition prediction model, and obtains a maximum likelihood sequence
Paint can system
Monolithic integrated circuit device