ชื่อเรื่อง : Smart mask, method, smart mask and apparatus for calculating pollutant absorption quantity
หมายเลขสิทธิบัตร : US 10,561,865 B2
ชื่อหน่วยงาน : United States Patent
Abstract:
A smart mask includes a main mask body including a first opening end and a second opening end. A diameter of the first opening end is smaller than a diameter of the second opening end. The mask further includes a front mask body arranged at the first opening end and fixing straps arranged at the second opening end. The front mask body includes a filter configured to absorb pollutants in air entering the front mask body and a sensor configured to record a wearing time of the smart mask.
