Original document(13 pages)  中文版
    Loudspeaker provided with a frame (101), a membrane (103) and a drive unit (105). The membrane has an outer circumferential edge (104a) suspended from the frame and an inner circumferential edge (104b). The drive unit has a stationary part (106a) secured to the frame and a translatable part (106b) provided with a coil support (108b) secured to the inner circumferential edge of the membrane. The membrane includes a membrane body (104) which, viewed in a circumferential direction, has a pattern of folds radially extending between the inner circumferential edge and the flat outer circumferential edge of the membrane. The folds have a depth (d) which increases from the edges (104a, 104b) towards an area (104A) situated between both edges.
Application Number
申请号		 200480022658 Application Date
申请日		 2004.07.30
Title 名称 Shallow loudspeaker
Publication Number
公开号		 1833465 Publication Date
公开日		 2006.09.13
Approval Pub. Date Granted Pub. Date
International Classification 分类号 H04R7/14
Applicant(s) Name
申请人		 Koninkl Philips Electronics NV
Address 地址
Inventor(s) Name 发明人
Attorney & Agent 代理人 yuan chaohui yang songling

  
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