Loudspeaker diaphragm

- Alpine Electronics, Inc.
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Description

FIG. 1 is a front elevation view of a loudspeaker diaphragm showing our new design;

FIG. 2 is a left side elevation thereof, the right side elevation being a mirror image thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a crosses sectional view thereof, taken along line 4-4 of FIG. 3; and,

FIG. 5 is an enlarged cross sectional view of the wavy part of the loudspeaker diaphragm.

The broken lines indicate the unclaimed portions and form no part of the claimed design.

Claims

The ornamental design for a loudspeaker diaphragm, as shown and described.

Referenced Cited
U.S. Patent Documents
D286771 November 18, 1986 Willy
4965837 October 23, 1990 Murayama et al.
5418337 May 23, 1995 Schreiber
5455396 October 3, 1995 Willard et al.
D389487 January 20, 1998 Saraiva Lino Pires
D556738 December 4, 2007 Yao
D568300 May 6, 2008 Akaishi et al.
D615068 May 4, 2010 Yuasa et al.
D616422 May 25, 2010 Chen
D626945 November 9, 2010 Chen
8230966 July 31, 2012 Kajihara et al.
8237377 August 7, 2012 Hopper
Patent History
Patent number: D705756
Type: Grant
Filed: Jan 7, 2013
Date of Patent: May 27, 2014
Assignee: Alpine Electronics, Inc. (Tokyo)
Inventors: Karl Kerstein (Torrance, CA), Chris Teguh (Torrance, CA), Melvin Diaz (Torrance, CA)
Primary Examiner: Prabhakar Deshmukh
Application Number: 29/441,563