Diving mask enabling pressure equalisation at the ears

Abstract

A diving mask comprising a body provided with a faceplate comprising an upper part, and a flexible skirt including a partition delimiting an upper chamber, for viewing, from a lower chamber, for breathing, the partition being arranged to be supported above the nose. The mask comprises a snorkel disposed in the extension of an upper part of the body. The body comprises a flexible and deformable main nasal part, the upper edge of which is secured in a sealed manner to the lower edge of the upper part of the faceplate. The main nasal part further comprises a main housing for receiving the nose and configured in such a way as to allow the pinching of the nose of the user.

1 - 15 . (canceled) 
     
     
         16 . A diving mask comprising:
 a. a body provided with a faceplate comprising an upper part, and a flexible skirt including a partition delimiting an upper chamber for viewing from a lower chamber for breathing, the partition being arranged to be supported above a nose of a user in such a way that the nose of the user is located in the lower chamber, while eyes of the user are located in the upper chamber, the partition including at least one passage arranged to allow circulation of fresh air between the upper chamber and the lower chamber during a phase of inhalation of the user,   b. a snorkel disposed to extend from an upper part of the body, the snorkel comprising at least one air duct;   c. the body including an exhaled air expelling device which fluidly connects the lower chamber to the air duct of the snorkel;
 wherein the body comprises a flexible and deformable main nasal part, an upper edge of which is secured in a sealed manner to a lower edge of the upper part of the faceplate, wherein the main nasal part comprises a main housing for at least partly receiving the nose and configured in such a way as to allow the pinching of the nose of the user, and wherein the skirt comprises an auxiliary nasal part, extending from the partition, said auxiliary nasal part comprises an auxiliary housing for at least partly receiving the nose and configured in such a way as to allow the pinching of the nose of the user. 
   
     
     
         17 . The mask according to  claim 16 , wherein the auxiliary housing is nested into the main housing. 
     
     
         18 . The mask according to  claim 16 , wherein the faceplate comprises a lower part, and wherein the main nasal part comprises a lower edge secured in a sealed manner to an upper edge of the lower part of the faceplate. 
     
     
         19 . The mask according to  claim 16 , wherein the faceplate comprises a central opening having an upper edge and a lower edge between which the main nasal part extends at least partly. 
     
     
         20 . The mask according to  claim 16 , wherein the faceplate extends in front of a mouth of the user. 
     
     
         21 . The mask according to  claim 16 , wherein the main nasal part comprises at least one lateral projection projecting along one side of a plane of symmetry of the mask. 
     
     
         22 . The mask according to  claim 16 , wherein the main nasal part comprises an outer face and an inner face, the inner face being oriented facing the lower chamber, and wherein the main nasal part comprises two protuberances projecting from said inner face and disposed on either side of a plane of symmetry of the mask. 
     
     
         23 . The mask according to  claim 16 , wherein the main nasal part comprises an outer face and an inner face, the inner face being oriented facing the lower chamber , and wherein the main nasal part comprises, along its outer face, two recesses disposed on either side of the main housing of the main nasal part. 
     
     
         24 . The mask according to  claim 16 , wherein the main nasal part is overmolded on the upper part of the faceplate. 
     
     
         25 . The mask according to  claim 16 , wherein the main nasal part comprises a plate portion projecting under the main housing and extending against the faceplate. 
     
     
         26 . The mask according to  claim 25 , wherein a lower edge of the main nasal part is disposed between the main housing for the nose and the plate portion. 
     
     
         27 . The mask according to  claim 16 , wherein the skirt and the main nasal part are two separate parts. 
     
     
         28 . The mask according to  claim 16 , wherein the auxiliary nasal part comprises a plate portion projecting under the auxiliary housing, said plate portion being secured to the faceplate. 
     
     
         29 . The mask according to  claim 18 , wherein the upper edge of the lower part of the faceplate is disposed between the main nasal part and the auxiliary nasal part. 
     
     
         30 . The mask according to  claim 16 , wherein the skirt and the main nasal part are made of one and the same part. 
     
     
         31 . The mask according to  claim 20 , wherein a lower part of the faceplate extends in front of the mouth of the user. 
     
     
         32 . The mask according to  claim 24 , wherein the main nasal part is overmolded on a lower part of the faceplate and on lateral edges of the faceplate. 
     
     
         33 . The mask according to  claim 25 , wherein the plate portion of the main nasal part extends between said two lateral projections. 
     
     
         34 . The mask according to  claim 28 , wherein the plate portion of the auxiliary nasal part is secured to a lower part of the faceplate. 
     
     
         35 . The mask according to  claim 29 , wherein the upper edge of the lower part of the faceplate is disposed between a plate portion of the main nasal part and a plate portion of the auxiliary nasal part. 
     
     
         36 . The mask according to claim  15 , wherein the partition is arranged to be supported above the nose of a user in such a way that the nose and mouth of the user are located in the lower chamber, while the eyes of the user are located in the upper chamber.