The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 13, 2023

Filed:

May. 24, 2021
Applicant:

Cisco Technology, Inc., San Jose, CA (US);

Inventors:

Rohit Dev Gupta, Bangalore, IN;

Narasimha Reddy Emmareddy, Bangalore, IN;

Manjunatha Reddy Shivashankara, Bangalore, IN;

Suresh Kumar Vadivazhagan, Bangalore, IN;

Giovanni Giobbio, Rovellasca, IT;

Assignee:

CISCO TECHNOLOGY, INC., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01); H01R 13/516 (2006.01); G02B 6/42 (2006.01);
U.S. Cl.
CPC ...
H05K 7/2039 (2013.01); H01R 13/516 (2013.01); G02B 6/4269 (2013.01);
Abstract

In one embodiment, an apparatus includes a heat sink for attachment to an optical module cage configured for receiving an optical module, a thermal interface material attached to a surface of the heat sink for thermal contact with the optical module, and a plurality of lifting elements extending from the surface of the heat sink. The lifting elements are configured to create a gap between the thermal interface material and the optical module during insertion of the optical module into the optical module cage or removal of the optical module from the optical module cage, the plurality of lifting elements positioned for insertion into aligned recesses in the optical module when the optical module is fully inserted into the optical module cage to eliminate the gap and provide contact between the optical module and the thermal interface material.


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