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:
Feb. 23, 2021

Filed:

Sep. 06, 2016
Applicant:

Hewlett-packard Development Company, L.p., Spring, TX (US);

Inventor:

William Winters, Sumner, WA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/295 (2017.01); B41J 29/377 (2006.01); B33Y 40/00 (2020.01); B29C 64/209 (2017.01);
U.S. Cl.
CPC ...
B29C 64/295 (2017.08); B29C 64/209 (2017.08); B33Y 40/00 (2014.12); B41J 29/377 (2013.01);
Abstract

A convection system includes a housing, a chimney defined in the housing to pass fluid into and out of the housing, and a fan rotatably coupled to the housing to create a pressure differential within the housing to pass the fluid into the housing. The convection system also includes a heating element located in juxtaposition to the fan to heat the fluid passed into the housing via the chimney, and a thermal fuse located at an orifice of the chimney between the chimney and the heating element. In response to a failure of the fan, heated fluid from the heating element converts through the chimney past the thermal fuse. The convection of the heated fluid increases a rate of heat transfer to the thermal fuse.


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