Phase plug for loudspeaker

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Description

FIG. 1 is a top perspective view of a phase plug for loudspeaker, showing my new design;

FIG. 2 is a front elevational view thereof, the rear view being identical thereto;

FIG. 3 is a left side elevational view thereof, the right side view being identical thereto;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a bottom perspective view of FIG. 1.

Claims

I claim, the ornamental design for an phase plug for loudspeaker, as shown and described.

Referenced Cited
U.S. Patent Documents
D249509 September 19, 1978 Henricksen
D357678 April 25, 1995 Meyer
D598429 August 18, 2009 Nakatani
D598430 August 18, 2009 Nakatani
D615532 May 11, 2010 Dodd
8181736 May 22, 2012 Sterling
D689470 September 10, 2013 Chen
D713821 September 23, 2014 Hyde
D729211 May 12, 2015 Huang
D730326 May 26, 2015 Huang
D744455 December 1, 2015 Huang
D791106 July 4, 2017 Kurihara
Patent History
Patent number: D852169
Type: Grant
Filed: Jan 22, 2018
Date of Patent: Jun 25, 2019
Assignee: PREMIUM LOUDSPEAKERS (HUI ZHOU) CO., LTD. (Huizhou, Guangdong Province)
Inventor: Zhi Chen (Huizhou)
Primary Examiner: Khawaja Anwar
Application Number: 29/634,475
Classifications