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:
Apr. 16, 2019

Filed:

Aug. 14, 2017
Applicant:

Huawei Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Yaqin Hong, Shenzhen, CN;

Zhiwen Yang, Shenzhen, CN;

Bingduo Yan, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01); F24F 12/00 (2006.01); G09F 19/22 (2006.01); F21V 29/50 (2015.01); G09F 9/30 (2006.01);
U.S. Cl.
CPC ...
H05K 7/20972 (2013.01); F24F 12/006 (2013.01); G09F 9/30 (2013.01); G09F 19/22 (2013.01); H05K 7/20 (2013.01); F21V 29/50 (2015.01); H05K 7/202 (2013.01); H05K 7/20145 (2013.01);
Abstract

An outdoor display screen includes a housing, a display screen, a control module, a heat dissipation module, and a power supply component. A first cavity and a second cavity are disposed on the housing. The display screen, the control module, and the power supply component are mounted in the first cavity, and the heat dissipation module is mounted in the second cavity. A cable-through hole is disposed on the housing. An air exhaust vent connected to an air intake vent of an internal circulation path and an air intake vent connected to an air exhaust vent of the internal circulation path are disposed in the first cavity to form an internal circulation heat-dissipation air duct. An air intake vent and an air exhaust vent are disposed in the second cavity to form an external circulation heat-dissipation air duct.


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