US 12,441,445 B2
Device for connecting a breathing tube to a snorkelling mask
Carlos Alberto Godoy, Genoa (IT)
Assigned to CRESSI-SUB S.P.A., Genoa (IT)
Filed by CRESSI-SUB S.P.A., Genoa (IT)
Filed on Apr. 20, 2022, as Appl. No. 17/725,093.
Claims priority of application No. 102021000010400 (IT), filed on Apr. 23, 2021.
Prior Publication US 2022/0340245 A1, Oct. 27, 2022
Int. Cl. B63C 11/16 (2006.01); B63C 11/12 (2006.01)
CPC B63C 11/16 (2013.01) [B63C 11/12 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A mask for the activity of surface snorkelling, comprising a breathing tube, a rigid frame having a connection terminal for removably connecting said breathing tube, a transparent visor, a soft face shield applicable so as to be tightly sealed against a user's face and having a diaphragm which delimits an upper viewing chamber shaped so as to contain the user's eyes and a lower breathing chamber shaped so as to contain the user's nose and mouth, and a snap locking means for locking said breathing tube to said terminal, comprising an oscillatable lever provided with a hooking tooth engageable in a hooking seat provided on said terminal, wherein said oscillatable lever is fashioned in a separate body removably fixed to said breathing tube and having a limiter for limiting an oscillation stroke of said oscillatable lever.