×

DIAPHRAGM USED IN A LOUDSPEAKER AND A LOUDSPEAKER

  • US 20120269379A1
  • Filed: 03/27/2012
  • Published: 10/25/2012
  • Est. Priority Date: 03/28/2011
  • Status: Abandoned Application
First Claim
Patent Images

1. A diaphragm used in a loudspeaker, comprisingtwo ends, wherein the inside diameter of one end being greater than the other end;

  • anda diaphragm body located between the two ends having a front side and back side, the cross section of which is ring-shaped, said diaphragm body including a main body in a truncated cone shape;

    is characterized in that, at least one projection protruding on the front side of the diaphragm body from the main body thereof.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×