Heat sink

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Description

1. Heat sink

1.1 : Rear Perspective View

1.2 : Front Perspective View

1.3 : Rear View

1.4 : Front View

1.5 : Left Side View

1.6 : Right Side View

1.7 : Bottom View

1.8 : Top View

The articles are heat sinks for heat release and cooling of electric and electronic equipment; reproductions Nos. 1.1-1.8 show first design with fins and baffle; the broken lines in the drawings represent unclaimed environmental subject matter and form no part of the claimed design.

Claims

The ornamental design for a heat sink, as shown and described.

Referenced Cited
U.S. Patent Documents
D323813 February 11, 1992 Keck
D328057 July 21, 1992 Prager
D366243 January 16, 1996 Kurokawa
D379799 June 10, 1997 Widmayer
D388399 December 30, 1997 Widmayer
D457492 May 21, 2002 Kim
D573945 July 29, 2008 Park
7738252 June 15, 2010 Schuette
D755740 May 10, 2016 Chen
D793400 August 1, 2017 Lin
D804434 December 5, 2017 Lu
D880436 April 7, 2020 Schafer
20060268523 November 30, 2006 Lin
20130292105 November 7, 2013 Salamon et al.
20130312940 November 28, 2013 Huang
20160261030 September 8, 2016 Kim et al.
Foreign Patent Documents
2013/123913 August 2013 WO
Patent History
Patent number: D904323
Type: Grant
Filed: Jan 17, 2019
Date of Patent: Dec 8, 2020
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) (Stockholm)
Inventors: Adrianus Van Gaal (Ottawa), Elisabet Aldurén (Taby), Stefan Skoglund (Stockholm)
Primary Examiner: Rhea Shields
Application Number: 35/507,085
Classifications
Current U.S. Class: Heat Sink (D13/179)