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. 20, 2021

Filed:

Apr. 26, 2016
Applicant:

Xiaomi Inc., Beijing, CN;

Inventors:

Tong Zhao, Beijing, CN;

Qun Tao, Beijing, CN;

Huayijun Liu, Beijing, CN;

Assignee:

Xiaomi Inc., Beijing, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A62B 18/00 (2006.01); A62B 9/00 (2006.01); A62B 18/02 (2006.01); A62B 18/08 (2006.01); A62B 23/02 (2006.01);
U.S. Cl.
CPC ...
A62B 9/006 (2013.01); A62B 18/02 (2013.01); A62B 18/084 (2013.01); A62B 23/025 (2013.01);
Abstract

A smart respirator includes a main respirator-body including a first open end and a second open end. A diameter of the first open end is smaller than a diameter of the second open end. The smart respirator further includes a front respirator-body arranged at the first open end. The front respirator-body includes a filter sheet arranged inside the front respirator-body and configured to absorb pollutants in air entering the front respirator-body, an air sensor arranged inside the front respirator-body and configured to detect an air index of filtered air filtered by the filter sheet, and a flow sensor arranged inside the front respirator-body and configured to determine a total respiratory amount. The smart respirator also includes a fixation band arranged at the second open end.


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