HOOKAH Russian patent published in 2020 - IPC A24F1/30 

FIELD: smoking accessories.

SUBSTANCE: invention relates to research of methods of smoking tobacco and more specifically smoking hookah. Hookah contains hookah flask having solid side wall defining bulb inside and flask neck, and conduit, detachable to said hookah flask. Conduit comprises main conduit, lower tube, pressure-actuated check valve and hose branch pipe. Main conduit is located above the neck of the bulb, is adapted to hold the hookah bowl and contains a central substantially vertical channel for dry smoke and a channel for wet smoke. Bottom tube is attached to dry smoke outlet and further defines dry smoke channel, ending with lower opening for dry smoke release, and forms peripheral hole for wet smoke supply, having length, which allows to lower it into said hookah flask to depth. Check valve is located in one plane with bulb and maintains gas exchange between channel for dry smoke of lower tube and inlet hole for wet smoke, open inside bulb, and is adapted for selective blocking in case of occurrence of equilibrium and negative pressure in bulb, and provides, at positive pressure in the flask, gas exchange between the wet smoke inlet and the wet smoke inlet. Hose branch is attached to hole for discharge of wet smoke for attachment with possibility of disconnection of hook pipe hose to conduit of hookah.

EFFECT: technical result is preventing moldy musty smoke.

20 cl, 18 dwg