DEVICE FOR SWIMMING Russian patent published in 2018 - IPC A63B31/00 

FIELD: satisfaction of human vital requirements.

SUBSTANCE: invention relates to the field of sports and recreation, in particular to devices for swimming with a mask and diving, as well as for archaeological and underwater rescue operations when a diver is submerged and ascended and is aimed at expanding the functionality by ensuring the possibility of repeated diving, as well as increasing the length of the swimmer's stay under water. Device for swimming comprises a mask, a breathing tube and a sealed air tank pneumatically connected to the interior of the mask by means of a flexible hose with a locking element. Air tank is made in the form of a compressed air cylinder connected through a reducer system and a breath mode switch with a buoyancy change element in the form of an elastic hermetic waistcoat with a pressure relief valve. Mask is full-face. Device is equipped with an additional balloon of emergency ascent, associated with a sealed vest and made with a sensor of the maximum depth of immersion, as well as an emergency ascent button. Pressure relief valve is three-way.

EFFECT: device for swimming is proposed.

4 cl, 1 dwg