Invention Grant
- Patent Title: Speaker motor and speaker
- Patent Title (中): 扬声器电机和扬声器
-
Application No.: US12520183Application Date: 2007-01-12
-
Publication No.: US08175321B2Publication Date: 2012-05-08
- Inventor: Douglas Bryant , Michael A. Ketchell
- Applicant: Douglas Bryant , Michael A. Ketchell
- Applicant Address: US NY Hauppauge
- Assignee: Samson Technologies Corporation
- Current Assignee: Samson Technologies Corporation
- Current Assignee Address: US NY Hauppauge
- Agency: Katten Muchin Rosenman LLP
- International Application: PCT/US2007/000973 WO 20070112
- International Announcement: WO2008/085177 WO 20080717
- Main IPC: H04R1/00
- IPC: H04R1/00 ; H04R9/06 ; H04R11/02
Abstract:
A diaphragm for a speaker includes two portions. The first portion is made of metallic material for producing a high frequency tone. The second portion is made of a non-metallic material for producing a low frequency tone. The first portion is joined at a first peripheral edge to a voice coil while a second peripheral edge is joined at a first peripheral edge of the second portion to form the diaphragm.
Public/Granted literature
- US20100092023A1 SPEAKER MOTOR AND SPEAKER Public/Granted day:2010-04-15
Information query
