Pin fintype heat sink

- SHOWA DENKO K.K.
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Description

1., 3. Pin fintype heat sink

1.1 : Front

1.2 : Back

1.3 : Right

1.4 : Left

1.5 : Top

1.6 : Bottom

1.7 : Enlarged cross-sectional

1.8 : Partially enlarged

3.1 : Front

3.2 : Back

3.3 : Right

3.4 : Left

3.5 : Top

3.6 : Bottom

3.7 : Enlarged cross-sectional

3.8 : Partially enlarged 1. The parts shown by means of broken lines in the reproductions are not part of the claimed designs; reproduction 1.7 is an enlarged cross-sectional view of a fin at the lower right of the top view 1.5 sectioned horizontally at half the height of the fin; reproduction 1.8 is a partially enlarged view showing a fin at the lower right of the top view 1.5 seen from the front.; 3. The parts shown by means of broken lines in the reproductions are not part of the claimed designs; reproduction 3.7 is an enlarged cross-sectional view of a fin at the lower right of the top view 3.5 sectioned horizontally at half the height of the fin; reproduction 3.8 is a partially enlarged view showing a fin at the lower right of the top view 3.5 seen from the front.

Claims

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

Referenced Cited
U.S. Patent Documents
7144762 December 5, 2006 So
D645829 September 27, 2011 Yu
D698740 February 4, 2014 Schubert
D717745 November 18, 2014 Schubert
D777106 January 24, 2017 Katagiyama
D789298 June 13, 2017 Dobler
D798831 October 3, 2017 Anzai
D804434 December 5, 2017 Lu
D864115 October 22, 2019 Ishiguro
D906977 January 5, 2021 Somanathapura Ramanna
D906989 January 5, 2021 Duong
D914607 March 30, 2021 Hofmann
D924148 July 6, 2021 C
D936587 November 23, 2021 C
D937214 November 30, 2021 Kondo
D937780 December 7, 2021 Kondo
D941771 January 25, 2022 Ito
Foreign Patent Documents
2018133350 August 2018 JP
Other references
  • Office Action in corresponding JP2020-000464 dated Nov. 4, 2020 (pp. 1-2).
  • Office Action in corresponding JP2020-000483 dated Nov. 4, 2020 (pp. 1-2).
  • Office Action in corresponding JP2020-000484 dated Nov. 4, 2020 (pp. 1-2).
  • Office Action in corresponding JP2020-000485 dated Nov. 4, 2020 (pp. 1-2).
Patent History
Patent number: D961535
Type: Grant
Filed: Jun 18, 2020
Date of Patent: Aug 23, 2022
Assignee: SHOWA DENKO K.K. (Tokyo)
Inventor: Kazuo Igarashi (Kitakata)
Primary Examiner: Rhea Shields
Application Number: 35/510,980
Classifications
Current U.S. Class: Heat Sink (D13/179)