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:
Sep. 10, 2019

Filed:

Jul. 27, 2015
Applicant:

Broadwell (Shenzhen) Technology Co., Ltd, Shenzhen, Guangdong, CN;

Inventors:

Long Xiao, Guangdong, CN;

Qin Wang, Guangdong, CN;

Feng Yang, Guangdong, CN;

Fengtao Liu, Guangdong, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05F 15/73 (2015.01); E06B 5/10 (2006.01);
U.S. Cl.
CPC ...
E05F 15/73 (2015.01); E06B 5/10 (2013.01); E05F 2015/763 (2015.01); E05F 2015/765 (2015.01); E05Y 2900/116 (2013.01); E05Y 2900/132 (2013.01);
Abstract

An air-tight door system and a control method therefor. The air-tight door comprises a first door (M), a second door (M), a first door detection module (SSP), a second door detection module (SSP) and a controller (K). The air-tight door control method comprises: the first and second detection modules (SSPSSP) detect whether the first door (M) and the second door (M) are completely closed; and the controller (K) controls opening and closing of the first door (M) and the second door (M) according to whether the first and second doors (MM) are completely closed. The air-tight door system and the control method therefor ensure that at least one door is in the closed state at any time, thereby further improving air-tightness and device safety.


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