CONTAINER FOR FOODSTUFF COOKING Russian patent published in 2010 - IPC B65D81/34 

FIELD: transport, package.

SUBSTANCE: invention relates to plastic bad or pack intended for cooking. Container comprises corking appliance. Said corking appliance is made up of two strips, one per every inner lateral side of the container, and has collar and groove that get jointed in press-fitting. Container comprises discharge appliances to allow pressure control therein. A part of one of said strips, distant from access hole, is not secured to plastic material inner side but is secured to container wall closer to access hole than said press-fitted appliance so that to keep unsecured part closer to access hole than said press-fitted appliance. One strip can have flexible extending part with its free end and having collar/rid of corking appliance with flexible extending part running closer to access hole than said collar/rib so that, with pressure inside the container increasing. Is presses together appliances jointed when press-fitted in place.

EFFECT: prevention of uncoupling of press-fitted parts, ruling out release of steam.

12 cl, 7 dwg