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
Method for managing multicast traffic between equipment in a multicast data network
Neuromodulation system and method for treating apnea
Deblocking filter
Method and system for setting up an operating configuration of a portable device
Method and system for creation and control of virtual rendering devices
High-resolution and low-resolution sensors for phase detection
Electrical machine with a restraint system for a rotor winding head
  Randomly Featured Patents
Method for preparing electrostatic dissipative polymer
Rotary slide set for a hydraulic steering arrangement
Drilling fluid and filter cake removal methods and compositions
Method of and apparatus for transferring rolls, and roll supply carriage
Display tower for compact discs
Recorder
Method for checking a catalytic converter oxygen storage reservoir for sufficient storage capacity
Coating paper with copolyester
Polymerization of olefins
Control system for adjustable damping force