US 11,654,307 B2
Gas-supplying mouth mask
Garry Tsaur, Rowland Heights, CA (US); and Ting-Hua Wang, Rowland Heights, CA (US)
Assigned to TO2M CORPORATION, Hsinchu (TW)
Filed by TO2M CORPORATION, Hsinchu (TW)
Filed on May 18, 2020, as Appl. No. 16/877,031.
Prior Publication US 2021/0353970 A1, Nov. 18, 2021
Int. Cl. A62B 7/08 (2006.01); A62B 23/02 (2006.01); A62B 18/02 (2006.01); A62B 7/10 (2006.01)
CPC A62B 7/08 (2013.01) [A62B 7/10 (2013.01); A62B 18/025 (2013.01); A62B 23/025 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A gas-supplying mask, comprising:
a mask body for leaning against a user's nose to form a semi-open space between the mask body and a user's face; wherein the mask body comprises a breathable structure and an airtight structure; and
a gas generation unit placed in the mask body for generation of functional gases which are lighter than air and can be released around the user's nose through the breathable structure and encircled by the airtight structure and retain in the semi-open space; wherein the mask body covering a user's nasal area but not covering a user's oral area wherein the mask body further has at least one waterproof connector with an opening thereon such that an accommodating space is developed by sealing a side at which the opening of the waterproof connector is located and the breathable structure; the gas generation unit is placed in the accommodating space.